• Home/
  • List of species/
  • Extinct - complete list
ABCDEFGHIJKLMNOPQRSTUVWXYZ

Abdounia aff. beaugei (8)
(Arambourg, 1935)
Valid name: Abdounia beaugei
Valid name: Abdounia beaugei
Original description species: (Arambourg, 1935)
Genus: Abdounia Cappetta, 1980
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Abdounia aff. furimskyi (1)
(Case, 1980)
Valid name: Abdounia furimskyi
Valid name: Abdounia furimskyi
Original description species: (Case, 1980)
Genus: Abdounia Cappetta, 1980
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Abdounia aff. minutissima (6)
(Winkler, 1874)
Valid name: Abdounia minutissima
Valid name: Abdounia minutissima
Original description species: (Winkler, 1874)
Genus: Abdounia Cappetta, 1980
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Abdounia aff. recticona (1)
(Winkler, 1873)
Valid name: Pseudabdounia recticona
Valid name: Pseudabdounia recticona
Original description species: (Winkler, 1873)
Genus: Abdounia Cappetta, 1980
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Abdounia africana (8)
(Arambourg, 1952)
Synonyms: Scyliorhinus africanus Arambourg 1952
Original description species: (Arambourg, 1952)
Genus: Abdounia Cappetta, 1980
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Abdounia beaugei (57)
(Arambourg, 1935)
Synonyms: Abdounia aff. beaugei, Abdounia recticonus garnhami, Eugaleus beaugei, Galeorhinus beaugei, Galeus doncieuxi, Scyliorhinus beaugei
Original description species: (Arambourg, 1935)
Genus: Abdounia Cappetta, 1980
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Abdounia belselensis (3)
Mollen, 2007
Original description species: Mollen, 2007
Genus: Abdounia Cappetta, 1980
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Abdounia biauriculata (8)
(Casier, 1946)
Synonyms: Scyliorhinus biauriculatus, Scyliorhinus minutissimus biauriculatus
Original description species: (Casier, 1946)
Genus: Abdounia Cappetta, 1980
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Abdounia claibornensis (2)
(White, 1956)
Valid name: Pseudabdounia claibornensis
Valid name: Pseudabdounia claibornensis
Original description species: (White, 1956)
Genus: Abdounia Cappetta, 1980
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Abdounia enniskilleni (19)
(White, 1956)
Synonyms: Scyliorhinus enniskilleni
Original description species: (White, 1956)
Genus: Abdounia Cappetta, 1980
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Abdounia finalis (3)
(Arambourg, 1952)
Synonyms: Scyliorhinus beaugei finalis
Original description species: (Arambourg, 1952)
Genus: Abdounia Cappetta, 1980
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Abdounia furimskyi (6)
(Case, 1980)
Synonyms: Abdounia aff. furimskyi, Negaprion furimskyi
Original description species: (Case, 1980)
Genus: Abdounia Cappetta, 1980
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Abdounia kashiensis (2)
Li, 1997
Valid name: Abdounia lapierrei
Valid name: Abdounia lapierrei
Original description species: Li, 1997
Genus: Abdounia Cappetta, 1980
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Abdounia lapierrei (18)
Cappetta & Nolf, 1981
Synonyms: Abdounia kashiensis
Original description species: Cappetta & Nolf, 1981
Genus: Abdounia Cappetta, 1980
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Abdounia lata (3)
Malyshkina, 2012
Original description species: Malyshkina, 2012
Genus: Abdounia Cappetta, 1980
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Abdounia mesetae (4)
Engelbrecht, Mörs, Reguero & Kriwet, 2017
Original description species: Engelbrecht, Mörs, Reguero & Kriwet, 2017
Genus: Abdounia Cappetta, 1980
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Abdounia minutissima (62)
(Winkler, 1874)
Synonyms: Abdounia aff. minutissima, Abdounia minutissimus, Catulus aff. minutissimus, Catulus (Scyllium) aff. minutissimus, Odontaspis minutissimus, Otodus minutissimus, Scyliorhinus minutissimus, Scyllium aff. minutissimum, Scyllium cf. minutissimum, Scyllium minutissimum, Scyllium minutissimus
Original description species: (Winkler, 1874)
Genus: Abdounia Cappetta, 1980
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Abdounia minutissimus (1)
(Winkler, 1874)
Valid name: Abdounia minutissima
Valid name: Abdounia minutissima
Original description species: (Winkler, 1874)
Genus: Abdounia Cappetta, 1980
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Abdounia osipovae (1)
Averianov & Udovitshenko, 1993
Original description species: Averianov & Udovitshenko, 1993
Genus: Abdounia Cappetta, 1980
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Abdounia recticona (22)
(Winkler, 1873)
Valid name: Pseudabdounia recticona
Valid name: Pseudabdounia recticona
Original description species: (Winkler, 1873)
Genus: Abdounia Cappetta, 1980
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Abdounia recticonus (4)
(Winkler, 1873)
Valid name: Pseudabdounia recticona
Valid name: Pseudabdounia recticona
Original description species: (Winkler, 1873)
Genus: Abdounia Cappetta, 1980
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Abdounia richteri (4)
Engelbrecht, Mörs, Reguero & Kriwet, 2017
Original description species: Engelbrecht, Mörs, Reguero & Kriwet, 2017
Genus: Abdounia Cappetta, 1980
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Abdounia sp. (33)

Genus: Abdounia Cappetta, 1980
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Abdounia subulidens (1)
(Arambourg, 1952)
Valid name: Premontreia (Oxyscyllium) subulidens
Valid name: Premontreia (Oxyscyllium) subulidens
Original description species: (Arambourg, 1952)
Genus: Abdounia Cappetta, 1980
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Abdounia vassilyevae (2)
Malyshkina, 2012
Original description species: Malyshkina, 2012
Genus: Abdounia Cappetta, 1980
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Acanthias aff. alsaticus (1)
Andreae, 1890
Valid name: Squalus alsaticus
Valid name: Squalus alsaticus
Original description species: Andreae, 1890
Genus: Acanthias Leach, 1818
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Acanthias alsaticus (1)
Andreae, 1890
Valid name: Squalus alsaticus
Valid name: Squalus alsaticus
Original description species: Andreae, 1890
Genus: Acanthias Leach, 1818
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Acanthias appendiculatus (2)
(Agassiz, 1835)
Valid name: Centrophoroides appendiculatus
Valid name: Centrophoroides appendiculatus
Original description species: (Agassiz, 1835)
Genus: Acanthias Leach, 1818
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Acanthias bicarinatus (2)
Sismonda, 1849 (no Chondrichthyes)
Original description species: Sismonda, 1849 (no Chondrichthyes)
Genus: Acanthias Leach, 1818
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Acanthias crepini (1)
Daimeries, 1888
Valid name: Megasqualus orpiensis
Valid name: Megasqualus orpiensis
Original description species: Daimeries, 1888
Genus: Acanthias Leach, 1818
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Acanthias depauwi (1)
Daimeries, 1888
Valid name: Squalus depauwi
Valid name: Squalus depauwi
Original description species: Daimeries, 1888
Genus: Acanthias Leach, 1818
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Acanthias geelongensis (2)
Chapman & Pritchard, 1904
Valid name: Rhizoprionodon geelongensis
Valid name: Rhizoprionodon geelongensis
Original description species: Chapman & Pritchard, 1904
Genus: Acanthias Leach, 1818
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Acanthias hennequini (1)
Daimeries, 1888
Valid name: Squalus minor
Valid name: Squalus minor
Original description species: Daimeries, 1888
Genus: Acanthias Leach, 1818
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Acanthias latidens (1)
(Davis, 1887)
Valid name: Centrophoroides latidens
Valid name: Centrophoroides latidens
Original description species: (Davis, 1887)
Genus: Acanthias Leach, 1818
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Acanthias major (2)
(Agassiz, 1837)
Valid name: Squalus major
Valid name: Squalus major
Original description species: (Agassiz, 1837)
Genus: Acanthias Leach, 1818
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Acanthias marginatus (1)
(Reuss, 1845) (no Chondrichthyes)
Original description species: (Reuss, 1845) (no Chondrichthyes)
Genus: Acanthias Leach, 1818
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Acanthias minor (3)
Daimeries, 1888
Valid name: Squalus minor
Valid name: Squalus minor
Original description species: Daimeries, 1888
Genus: Acanthias Leach, 1818
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Acanthias munsteri (1)
Daimeries, 1888
Valid name: Centrophoroides appendiculatus
Valid name: Centrophoroides appendiculatus
Original description species: Daimeries, 1888
Genus: Acanthias Leach, 1818
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Acanthias orpiensis (6)
(Winkler, 1874)
Valid name: Megasqualus orpiensis
Valid name: Megasqualus orpiensis
Original description species: (Winkler, 1874)
Genus: Acanthias Leach, 1818
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Acanthias radicans (3)
Probst, 1879
Valid name: Centrophorus sp-f
Valid name: Centrophorus sp-f
Original description species: Probst, 1879
Genus: Acanthias Leach, 1818
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Acanthias rotundatus (1)
(Reuss, 1845)
Original description species: (Reuss, 1845)
Genus: Acanthias Leach, 1818
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Acanthias serratus (1)
Probst, 1879
Valid name: Centrophorus sp-f
Valid name: Centrophorus sp-f
Original description species: Probst, 1879
Genus: Acanthias Leach, 1818
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Acanthias sp-f (7)

Valid name: Squalus sp-f
Valid name: Squalus sp-f
Genus: Acanthias Leach, 1818
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Acanthias stehlini (1)
Leriche, 1938
Valid name: Centrophorus stehlini
Valid name: Centrophorus stehlini
Original description species: Leriche, 1938
Genus: Acanthias Leach, 1818
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Acanthias vulgaris-f (2)
Risso, 1827
Valid name: Squalus acanthias-f
Valid name: Squalus acanthias-f
Original description species: Risso, 1827
Genus: Acanthias Leach, 1818
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Acanthobatis eximia (2)
Larrazet, 1886
Valid name: Dasyatis eximia
Valid name: Dasyatis eximia
Original description species: Larrazet, 1886
Genus: Acanthobatis Larrazet, 1886
Family: Dasyatidae Jordan & Gilbert, 1879
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Acanthobatis sp. (1)

Genus: Acanthobatis Larrazet, 1886
Family: Dasyatidae Jordan & Gilbert, 1879
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Acanthobatis tuberculosus (1)
(Probst, 1882)
Original description species: (Probst, 1882)
Genus: Acanthobatis Larrazet, 1886
Family: Dasyatidae Jordan & Gilbert, 1879
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Acanthodermus platystoma (2)
Fraas, 1855
Valid name: Pseudorhina acanthoderma
Valid name: Pseudorhina acanthoderma
Original description species: Fraas, 1855
Genus: Acanthodermus Fraas, 1855
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Acanthodes beecheri (1)
Eastman, 1902
Original description species: Eastman, 1902
Genus: Acanthodes Agassiz, 1833
Family: Acanthodidae Huxley, 1861
Order: Acanthodiformes
Acanthodes bronni (3)
Agassiz, 1832
Original description species: Agassiz, 1832
Genus: Acanthodes Agassiz, 1833
Family: Acanthodidae Huxley, 1861
Order: Acanthodiformes
Acanthodes confusus (1)
Heidtke, 2011
Original description species: Heidtke, 2011
Genus: Acanthodes Agassiz, 1833
Family: Acanthodidae Huxley, 1861
Order: Acanthodiformes
Acanthodes marshi (1)
Eastman, 1902
Original description species: Eastman, 1902
Genus: Acanthodes Agassiz, 1833
Family: Acanthodidae Huxley, 1861
Order: Acanthodiformes
Acanthodes sp. (5)

Genus: Acanthodes Agassiz, 1833
Family: Acanthodidae Huxley, 1861
Order: Acanthodiformes
Acanthodes striatus (2)
Wellburn, 1901
Original description species: Wellburn, 1901
Genus: Acanthodes Agassiz, 1833
Family: Acanthodidae Huxley, 1861
Order: Acanthodiformes
Acanthodes wardi (3)
Egerton, 1866
Original description species: Egerton, 1866
Genus: Acanthodes Agassiz, 1833
Family: Acanthodidae Huxley, 1861
Order: Acanthodiformes
Acanthodopsis sp. (1)

Genus: Acanthodopsis Hancock & Atthey, 1868
Family: Acanthoessidae
Order: Acanthodei
Acanthorhachis cf. spinatus (1)
(Bolton, 1896)
Valid name: Acanthorhachis spinatus
Valid name: Acanthorhachis spinatus
Original description species: (Bolton, 1896)
Genus: Acanthorhachis Martill,Del Strother & Gallien, 2014
Family: Listracanthidae Martill,Del Strother & Gallien, 2014
Subclass: Elasmobranchii
Acanthorhachis spinatus (8)
(Bolton, 1896)
Synonyms: Acanthorhachis cf. spinatus, Listracanthus spinatus, Listracanthus wardi
Original description species: (Bolton, 1896)
Genus: Acanthorhachis Martill,Del Strother & Gallien, 2014
Family: Listracanthidae Martill,Del Strother & Gallien, 2014
Subclass: Elasmobranchii
Acanthorhina jaekeli (6)
Fraas, 1910
Original description species: Fraas, 1910
Genus: Acanthorhina Fraas, 1910
Family: Myriacanthidae Woodward, 1889
Suborder: Myriacanthoidei
Subclass: Holocephali
Acanthoscyllium sahel almae (1)
(Pictet & Humbert, 1866)
Valid name: Acanthoscyllium sahelalmae
Valid name: Acanthoscyllium sahelalmae
Original description species: (Pictet & Humbert, 1866)
Genus: Acanthoscyllium Cappetta, 1980
Family: Hemiscylliidae Gill, 1862
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Acanthoscyllium sahelalmae (7)
(Pictet & Humbert, 1866)
Synonyms: Acanthoscyllium sahel almae, Mesiteia sahel-almae, Scyllium sahel almae
Original description species: (Pictet & Humbert, 1866)
Genus: Acanthoscyllium Cappetta, 1980
Family: Hemiscylliidae Gill, 1862
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Acanthoscyllium sp. (2)

Genus: Acanthoscyllium Cappetta, 1980
Family: Hemiscylliidae Gill, 1862
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Acipenser molassicus (2)
Probst, 1882
Valid name: Dasyatis molassica
Valid name: Dasyatis molassica
Original description species: Probst, 1882
Genus: Acipenser Linnaeus, 1758
Family: Acipenseridae
Order: Acipenseriformes
Acipenser tuberculosus (1)
Probst, 1882
Valid name: Dasyatis tuberculosus
Valid name: Dasyatis tuberculosus
Original description species: Probst, 1882
Genus: Acipenser Linnaeus, 1758
Family: Acipenseridae
Order: Acipenseriformes
Acmoniodus clarkei (3)
Hussakof & Bryant, 1918
Original description species: Hussakof & Bryant, 1918
Genus: Acmoniodus Hussakof & Bryant, 1918
Family: Cochliodontidae Owen, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Acondylacanthus aequicostatus (4)
St. John & Worthen, 1875
Original description species: St. John & Worthen, 1875
Genus: Acondylacanthus St. John & Worthen, 1875
Family: incert. fam.
Order: incert. sedis
Subclass: Elasmobranchii
Acondylacanthus attenuatus (3)
Davis, 1883
Original description species: Davis, 1883
Genus: Acondylacanthus St. John & Worthen, 1875
Family: incert. fam.
Order: incert. sedis
Subclass: Elasmobranchii
Acondylacanthus colei (3)
Davis, 1883
Original description species: Davis, 1883
Genus: Acondylacanthus St. John & Worthen, 1875
Family: incert. fam.
Order: incert. sedis
Subclass: Elasmobranchii
Acondylacanthus distans (5)
M'Coy, 1848
Synonyms: Acondylacanthus (Ctenacanthus) distans, Ctenacanthus distans
Original description species: M'Coy, 1848
Genus: Acondylacanthus St. John & Worthen, 1875
Family: incert. fam.
Order: incert. sedis
Subclass: Elasmobranchii
Acondylacanthus gracilis (1)
St. John & Worthen, 1875
Original description species: St. John & Worthen, 1875
Genus: Acondylacanthus St. John & Worthen, 1875
Family: incert. fam.
Order: incert. sedis
Subclass: Elasmobranchii
Acondylacanthus gracillimus (2)
Zideck, 1976
Original description species: Zideck, 1976
Genus: Acondylacanthus St. John & Worthen, 1875
Family: incert. fam.
Order: incert. sedis
Subclass: Elasmobranchii
Acondylacanthus jaekeli (2)
(Gross, 1933)
Synonyms: Ctenacanthus jaekeli
Original description species: (Gross, 1933)
Genus: Acondylacanthus St. John & Worthen, 1875
Family: incert. fam.
Order: incert. sedis
Subclass: Elasmobranchii
Acondylacanthus jenkinsoni (2)
M'Coy
Original description species: M'Coy
Genus: Acondylacanthus St. John & Worthen, 1875
Family: incert. fam.
Order: incert. sedis
Subclass: Elasmobranchii
Acondylacanthus nuperus (1)
St. John & Worthen, 1883
Original description species: St. John & Worthen, 1883
Genus: Acondylacanthus St. John & Worthen, 1875
Family: incert. fam.
Order: incert. sedis
Subclass: Elasmobranchii
Acondylacanthus sp. (5)

Genus: Acondylacanthus St. John & Worthen, 1875
Family: incert. fam.
Order: incert. sedis
Subclass: Elasmobranchii
Acondylacanthus tenuistriatus (4)
Davis, 1883
Synonyms: Acondylacanthus (Ctenacanthus) tenuistriatus
Original description species: Davis, 1883
Genus: Acondylacanthus St. John & Worthen, 1875
Family: incert. fam.
Order: incert. sedis
Subclass: Elasmobranchii
Acondylacanthus tuberculatus (1)
Davis, 1883
Original description species: Davis, 1883
Genus: Acondylacanthus St. John & Worthen, 1875
Family: incert. fam.
Order: incert. sedis
Subclass: Elasmobranchii
Acondylacanthus (Ctenacanthus) attenuntus (1)
Davis, 1883
Original description species: Davis, 1883
Genus: Acondylacanthus (Ctenacanthus)
Family: incert. fam.
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Acondylacanthus (Ctenacanthus) distans (1)
M'Coy, 1848
Valid name: Acondylacanthus distans
Valid name: Acondylacanthus distans
Original description species: M'Coy, 1848
Genus: Acondylacanthus (Ctenacanthus)
Family: incert. fam.
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Acondylacanthus (Ctenacanthus) jenkinsoni (1)
M'Coy
Original description species: M'Coy
Genus: Acondylacanthus (Ctenacanthus)
Family: incert. fam.
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Acondylacanthus (Ctenacanthus) junceus (1)
M'Coy
Original description species: M'Coy
Genus: Acondylacanthus (Ctenacanthus)
Family: incert. fam.
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Acondylacanthus (Ctenacanthus) tenuistriatus (1)
Davis, 1883
Valid name: Acondylacanthus tenuistriatus
Valid name: Acondylacanthus tenuistriatus
Original description species: Davis, 1883
Genus: Acondylacanthus (Ctenacanthus)
Family: incert. fam.
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Acrodobatis obliquus (1)
Leidy, 1877
Valid name: Nebrius thielensis
Valid name: Nebrius thielensis
Original description species: Leidy, 1877
Genus: Acrodobatis Leidy, 1877
Family: Ginglymostomatidae Gill, 1862
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodobatis serra (1)
Leidy, 1877
Valid name: Ginglymostoma serra
Valid name: Ginglymostoma serra
Original description species: Leidy, 1877
Genus: Acrodobatis Leidy, 1877
Family: Ginglymostomatidae Gill, 1862
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodonchus lateralis (2)
Agassiz, 1843
Valid name: Acrodus lateralis
Valid name: Acrodus lateralis
Original description species: Agassiz, 1843
Genus: Acrodonchus Fraas, 1889
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodonchus minimus (2)
Agassiz, 1839
Valid name: Lissodus minimus
Valid name: Lissodus minimus
Original description species: Agassiz, 1839
Genus: Acrodonchus Fraas, 1889
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus acuminatus (2)
Favre, 1859
Original description species: Favre, 1859
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus acutus (10)
Agassiz, 1839
Valid name: Lissodus minimus
Valid name: Lissodus minimus
Original description species: Agassiz, 1839
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus aff. minimus (1)
Agassiz, 1839
Valid name: Lissodus minimus
Valid name: Lissodus minimus
Original description species: Agassiz, 1839
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus affinis (7)
Reuss, 1845
Original description species: Reuss, 1845
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus africanus (1)
(Broom, 1909)
Valid name: Lissodus africanus
Valid name: Lissodus africanus
Original description species: (Broom, 1909)
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus alexandrae (4)
Wemple, 1906
Original description species: Wemple, 1906
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus alpinus (2)
Wilckens, 1909
Original description species: Wilckens, 1909
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus althausii (1)
Münster, 1840
Original description species: Münster, 1840
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus angustissimus (1)
(Agassiz in Alberti, 1834)
Valid name: Palaeobates angustissimus
Valid name: Palaeobates angustissimus
Original description species: (Agassiz in Alberti, 1834)
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus angustus (2)
Giebel, 1848
Original description species: Giebel, 1848
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus anningiae (20)
Agassiz, 1839
Synonyms: Acrodus cf. anningiae, Acrodus nobilis vel anningiae, Acrodus undulatus
Original description species: Agassiz, 1839
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus basalduai (3)
Ameghino, 1906
Valid name: Heterodontus basalduai
Valid name: Heterodontus basalduai
Original description species: Ameghino, 1906
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus bicarenatus (1)
Bellotti, 1873
Original description species: Bellotti, 1873
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus bicarinatus (1)
Bassani, 1886
Valid name: Acronemus tuberculatus
Valid name: Acronemus tuberculatus
Original description species: Bassani, 1886
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus bicrasseplicatus (1)
Xue, 1980
Original description species: Xue, 1980
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus biscrasseplicatus (1)
Xing-Xu, 1980
Original description species: Xing-Xu, 1980
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus brauni (1)
Agassiz, 1839
Valid name: Acrodus gaillardoti
Valid name: Acrodus gaillardoti
Original description species: Agassiz, 1839
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus braunii (10)
Agassiz, 1839
Valid name: Acrodus gaillardoti
Valid name: Acrodus gaillardoti
Original description species: Agassiz, 1839
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus caledonicus (1)
Rees & Underwood, 2006
Original description species: Rees & Underwood, 2006
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus cf. anningiae (1)
Agassiz, 1839
Valid name: Acrodus anningiae
Valid name: Acrodus anningiae
Original description species: Agassiz, 1839
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus cf. gaillardoti (5)
Geinitz, 1837
Valid name: Acrodus gaillardoti
Valid name: Acrodus gaillardoti
Original description species: Geinitz, 1837
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus cf. lateralis (7)
Agassiz, 1839
Valid name: Acrodus lateralis
Valid name: Acrodus lateralis
Original description species: Agassiz, 1839
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus cf. olsoni (1)
Johnson, 1981
Valid name: Acrodus olsoni
Valid name: Acrodus olsoni
Original description species: Johnson, 1981
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus cf. oreodontus (1)
Wemple, 1906
Valid name: Acrodus oreodontus
Valid name: Acrodus oreodontus
Original description species: Wemple, 1906
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus cf. substriatus (3)
(Schmid, 1861)
Valid name: Acrodus substriatus
Valid name: Acrodus substriatus
Original description species: (Schmid, 1861)
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus cf. vermicularis (1)
Stensiö, 1921
Valid name: Acrodus vermicularis
Valid name: Acrodus vermicularis
Original description species: Stensiö, 1921
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus contortus (1)
Daimeries, 1892 (nomen nudum)
Original description species: Daimeries, 1892 (nomen nudum)
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus creodontus (1)
Wemple, 1906
Valid name: Acrodus oreodontus
Valid name: Acrodus oreodontus
Original description species: Wemple, 1906
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus cretaceus (3)
Dixon, 1850
Valid name: Heterodontus canaliculatus
Valid name: Heterodontus canaliculatus
Original description species: Dixon, 1850
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus cuneocostatus (1)
Cuny, Rieppel & Sander, 2001
Original description species: Cuny, Rieppel & Sander, 2001
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus curtus (8)
(Agassiz, 1837)
Synonyms: Hybodus curtus
Original description species: (Agassiz, 1837)
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus dolloi (4)
Leriche, 1927
Valid name: Ptychocorax dolloi
Valid name: Ptychocorax dolloi
Original description species: Leriche, 1927
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus dunkeri (1)
Auerb.
Original description species: Auerb.
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus elegans (3)
Sauvage, 1867
Valid name: Asteracanthus hamyi
Valid name: Asteracanthus hamyi
Original description species: Sauvage, 1867
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus emmonsi (2)
Leidy, 1872
Original description species: Leidy, 1872
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus falcifer (1)
(Wagner, 1857)
Valid name: Paracestracion falcifer
Valid name: Paracestracion falcifer
Original description species: (Wagner, 1857)
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus falsus (3)
Giebel, 1848
Original description species: Giebel, 1848
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus flemingianus (1)
De Koninck, 1863
Original description species: De Koninck, 1863
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus flexuosus (2)
Schafhäutl, 1863
Original description species: Schafhäutl, 1863
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus gaillardoti (55)
Geinitz, 1837
Synonyms: Acrodus brauni, Acrodus braunii, Acrodus cf. gaillardoti, Acrodus gaillardotii
Original description species: Geinitz, 1837
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus gaillardotii (2)
Geinitz, 1837
Valid name: Acrodus gaillardoti
Valid name: Acrodus gaillardoti
Original description species: Geinitz, 1837
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus gastaldi (1)
Costa, 1864
Original description species: Costa, 1864
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus georgii (2)
Mutter, 1998
Original description species: Mutter, 1998
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus gibberulus (6)
Agassiz, 1839
Valid name: Acrodus nobilis
Valid name: Acrodus nobilis
Original description species: Agassiz, 1839
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus giedroyci (1)
Dalinkevicius, 1935
Original description species: Dalinkevicius, 1935
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus hirudo (7)
Agassiz, 1839
Original description species: Agassiz, 1839
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus humilis (4)
Leidy, 1872
Valid name: Heterodontus humilis
Valid name: Heterodontus humilis
Original description species: Leidy, 1872
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus illingworthi (5)
Dixon, 1850
Valid name: Polyacrodus illingworthi
Valid name: Polyacrodus illingworthi
Original description species: Dixon, 1850
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus immarginatus (4)
Meyer, 1849
Original description species: Meyer, 1849
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus jaeckeli (1)
Waagen, 1895
Original description species: Waagen, 1895
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus kalasinensis (1)
Cuny, Liard, Deesri, Liard, Khamha & Suteethorn, 2013
Original description species: Cuny, Liard, Deesri, Liard, Khamha & Suteethorn, 2013
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus keuperinus (5)
(Murchison & Strickland, 1840)
Valid name: Palaeobates keuperinus
Valid name: Palaeobates keuperinus
Original description species: (Murchison & Strickland, 1840)
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus kioviensis (1)
Rogovich, 1861
Original description species: Rogovich, 1861
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus laevigatus (1)
Münster
Original description species: Münster
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus larva (3)
Agassiz, 1839
Valid name: Janassa bituminosa
Valid name: Janassa bituminosa
Original description species: Agassiz, 1839
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus lateralis (42)
Agassiz, 1839
Synonyms: Acrodonchus lateralis, Acrodus cf. lateralis, Hybodus thuringiae
Original description species: Agassiz, 1839
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus latus (5)
Agassiz, 1839
Valid name: Acrodus nobilis
Valid name: Acrodus nobilis
Original description species: Agassiz, 1839
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus leiodus (3)
Woodward, 1887
Valid name: Lissodus leiodus
Valid name: Lissodus leiodus
Original description species: Woodward, 1887
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus leiopleurus (7)
Agassiz, 1839
Valid name: Lissodus leiopleurus
Valid name: Lissodus leiopleurus
Original description species: Agassiz, 1839
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus levis (5)
Woodward, 1887
Valid name: Lissodus levis
Valid name: Lissodus levis
Original description species: Woodward, 1887
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus microdus (2)
Winkler, 1880
Original description species: Winkler, 1880
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus minimus (29)
Agassiz, 1839
Valid name: Lissodus minimus
Valid name: Lissodus minimus
Original description species: Agassiz, 1839
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus mutteri (1)
Delsate & Duffin, 1999
Original description species: Delsate & Duffin, 1999
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus nitidus (2)
Woodward, 1888
Valid name: Lissodus nitidus
Valid name: Lissodus nitidus
Original description species: Woodward, 1888
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus nobilis (39)
Buckland, 1836
Synonyms: Acrodus gibberulus, Acrodus latus
Original description species: Buckland, 1836
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus nobilis vel anningiae (1)
Agassiz, 1839
Valid name: Acrodus anningiae
Valid name: Acrodus anningiae
Original description species: Agassiz, 1839
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus olsoni (4)
Johnson, 1981
Synonyms: Acrodus cf. olsoni
Original description species: Johnson, 1981
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus oppenheimeri (5)
Stensiö, 1921
Original description species: Stensiö, 1921
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus orbicularis (1)
(Plieninger, 1844)
Original description species: (Plieninger, 1844)
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus oreodontus (5)
Wemple, 1906
Synonyms: Acrodus cf. oreodontus, Acrodus creodontus
Original description species: Wemple, 1906
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus orientalis (1)
Sinzow, 1899
Valid name: Heterodontus orientalis
Valid name: Heterodontus orientalis
Original description species: Sinzow, 1899
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus ornatus (2)
Woodward, 1889
Valid name: Vectiselachos ornatus
Valid name: Vectiselachos ornatus
Original description species: Woodward, 1889
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus paranense (1)
Alessandri, 1896
Valid name: Heterodontus paranensis
Valid name: Heterodontus paranensis
Original description species: Alessandri, 1896
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus personati (1)
Quenstedt, 1858
Original description species: Quenstedt, 1858
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus polydictios (1)
Reuss, 1846
Valid name: Heterodontus polydictyos
Valid name: Heterodontus polydictyos
Original description species: Reuss, 1846
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus polydictyos (2)
Reuss, 1846
Valid name: Heterodontus polydictyos
Valid name: Heterodontus polydictyos
Original description species: Reuss, 1846
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus polydyctios (4)
Reuss, 1846
Valid name: Heterodontus polydictyos
Valid name: Heterodontus polydictyos
Original description species: Reuss, 1846
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus pulvinatus (2)
Schmid, 1861
Original description species: Schmid, 1861
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus rothi (3)
Ameghino, 1906
Valid name: Heterodontus rothi
Valid name: Heterodontus rothi
Original description species: Ameghino, 1906
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus rugosus (7)
Agassiz, 1839
Valid name: Heterodontus rugosus
Valid name: Heterodontus rugosus
Original description species: Agassiz, 1839
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus salomoni (1)
Wurm, 1911
Original description species: Wurm, 1911
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus scaber (4)
Stensiö, 1921
Original description species: Stensiö, 1921
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus semirugosus (3)
Plieninger, 1847
Valid name: Procestration semirugosus
Valid name: Procestration semirugosus
Original description species: Plieninger, 1847
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus siculus (1)
Gemmellaro, 1912
Valid name: Heterodontus siculus
Valid name: Heterodontus siculus
Original description species: Gemmellaro, 1912
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus simplex (1)
Von Meyer,
Original description species: Von Meyer,
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus sp. (76)

Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus spitzbergensis (14)
Hulke, 1873
Original description species: Hulke, 1873
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus striatus (1)
Dawkins, 1864
Original description species: Dawkins, 1864
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus substriatus (12)
(Schmid, 1861)
Synonyms: Acrodus cf. substriatus, Hybodus substriatus
Original description species: (Schmid, 1861)
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus sweetlacruzensis (4)
Johnson, 1981
Original description species: Johnson, 1981
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus transversus (3)
Agassiz, 1837
Valid name: Heterodontus rugosus
Valid name: Heterodontus rugosus
Original description species: Agassiz, 1837
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus trelewensis (2)
Ameghino, 1906
Valid name: Heterodontus trelewensis
Valid name: Heterodontus trelewensis
Original description species: Ameghino, 1906
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus triangularis (1)
(Reuss, 1845)
Valid name: Ptychotrygon triangularis
Valid name: Ptychotrygon triangularis
Original description species: (Reuss, 1845)
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus tuberculatus (1)
(Bellotti in Bassini, 1886)
Valid name: Acronemus tuberculatus
Valid name: Acronemus tuberculatus
Original description species: (Bellotti in Bassini, 1886)
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus undulatus (5)
Agassiz, 1839 (nomen nudum)
Valid name: Acrodus anningiae
Valid name: Acrodus anningiae
Original description species: Agassiz, 1839 (nomen nudum)
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus vermiformis (2)
Stensiö, 1921
Original description species: Stensiö, 1921
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus virgatus (1)
Schmid, 1861
Original description species: Schmid, 1861
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus wempliae (4)
Jordan, 1907
Original description species: Jordan, 1907
Genus: Acrodus Agassiz, 1837
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus (Acrodonchus) sp. (1)

Genus: Acrodus (Acrodonchus)
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrodus (Palaeobates) dolloi (1)
Leriche, 1927
Valid name: Ptychocorax dolloi
Valid name: Ptychocorax dolloi
Original description species: Leriche, 1927
Genus: Acrodus (Palaeobates)
Family: Polyacrodontidae Glickman, 1964
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrolamna acuminata (25)
(Agassiz, 1835)
Synonyms: Cretolamna acuminata, Cretoxyrhina acuminata, Isurus acuminatus, Lamna acuminata
Original description species: (Agassiz, 1835)
Genus: Acrolamna Zhelezko, 1990
Family: Cretoxyrhinidae Glickman, 1958
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Acrolamna acuminata dilatata (3)
Zhelezko, 1990
Original description species: Zhelezko, 1990
Genus: Acrolamna Zhelezko, 1990
Family: Cretoxyrhinidae Glickman, 1958
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Acrolamna crassicornis (3)
Zhelezko, 1990
Original description species: Zhelezko, 1990
Genus: Acrolamna Zhelezko, 1990
Family: Cretoxyrhinidae Glickman, 1958
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Acrolamna primaeva (1)
(Dalinkevicius, 1935)
Valid name: Squalicorax primaevus
Valid name: Squalicorax primaevus
Original description species: (Dalinkevicius, 1935)
Genus: Acrolamna Zhelezko, 1990
Family: Cretoxyrhinidae Glickman, 1958
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Acronemus simplex (1)
(Meyer, 1851)
Original description species: (Meyer, 1851)
Genus: Acronemus Rieppel, 1982
Family: incert. fam.
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Acronemus sp. (1)

Genus: Acronemus Rieppel, 1982
Family: incert. fam.
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Acronemus tuberculatus (9)
(Bassani, 1886)
Synonyms: Acrodus bicarinatus, Acrodus tuberculatus, Nemacanthus tuberculatus
Original description species: (Bassani, 1886)
Genus: Acronemus Rieppel, 1982
Family: incert. fam.
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Acrorhizodus khoratensis (6)
Cappetta, Buffetaut, Cuny & Suteethorn, 2006
Original description species: Cappetta, Buffetaut, Cuny & Suteethorn, 2006
Genus: Acrorhizodus Cappetta, Buffetaut, Cuny & Suteethorn, 2006
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Acrosqualiolus mirus (6)
Adnet, 2006
Original description species: Adnet, 2006
Genus: Acrosqualiolus Adnet, 2006
Family: Dalatiidae Gray, 1851
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Actinobatis davisi (1)
Fowler, 1958
Valid name: Raja davisi
Valid name: Raja davisi
Original description species: Fowler, 1958
Genus: Actinobatis Agassiz, 1843
Family: Rajidae De Blainville, 1816
Suborder: Rajoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Acutalamna karsteni (1)
Guinot & Carrillo-Briceño, 2018
Original description species: Guinot & Carrillo-Briceño, 2018
Genus: Acutalamna Guinot & Carrillo-Briceño, 2018
Order: Lamniformes incet. sedis
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Adamantina benedictae (6)
Bendix-Almgreen, 1993
Original description species: Bendix-Almgreen, 1993
Genus: Adamantina Bendix-Almgreen, 1993
Family: Jalodontidae Ginter, Hairapetian & Klug, 2002
Order: Jalodontiformes
Subclass: Elasmobranchii
Adamantina foliacea (8)
Ivanov, 1999
Original description species: Ivanov, 1999
Genus: Adamantina Bendix-Almgreen, 1993
Family: Jalodontidae Ginter, Hairapetian & Klug, 2002
Order: Jalodontiformes
Subclass: Elasmobranchii
Adamantina sp. (1)

Genus: Adamantina Bendix-Almgreen, 1993
Family: Jalodontidae Ginter, Hairapetian & Klug, 2002
Order: Jalodontiformes
Subclass: Elasmobranchii
Adnetoscyllium angloparisensis (3)
Guinot, Underwood, Cappetta & Ward, 2013
Original description species: Guinot, Underwood, Cappetta & Ward, 2013
Genus: Adnetoscyllium Guinot, Underwood, Cappetta & Ward, 2013
Family: Hemiscylliidae Gill, 1862
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Adnetoscyllium sp. (2)

Genus: Adnetoscyllium Guinot, Underwood, Cappetta & Ward, 2013
Family: Hemiscylliidae Gill, 1862
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aegyptobatus cf. kuehnei (1)
Werner, 1989
Valid name: Aegyptobatus kuehnei
Valid name: Aegyptobatus kuehnei
Original description species: Werner, 1989
Genus: Aegyptobatus Werner, 1989
Family: Hybodontidae Owen, 1846
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Aegyptobatus kuehnei (4)
Werner, 1989
Synonyms: Aegyptobatus cf. kuehnei, Tribodus kuehnei
Original description species: Werner, 1989
Genus: Aegyptobatus Werner, 1989
Family: Hybodontidae Owen, 1846
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Aellopobatis bavarica (1)
Türtscher, Jambura, Villalobos-Segura, López-Romero, Underwood, Thies, Lauer, Lauer & Kriwet, 2024
Original description species: Türtscher, Jambura, Villalobos-Segura, López-Romero, Underwood, Thies, Lauer, Lauer & Kriwet, 2024
Genus: Aellopobatis Türtscher, Jambura, Villalobos-Segura, López-Romero, Underwood, Thies, Lauer, Lauer & Kriwet, 2024
Family: Spathobatidae Dames, 1888
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aellopos bugesiacus (2)
(Thiollière, 1852)
Valid name: Spathobatis bugesiacus
Valid name: Spathobatis bugesiacus
Original description species: (Thiollière, 1852)
Genus: Aellopos Münster, 1836
Family: Rhinobatidae Bonaparte, 1835
Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aellopos elongata (1)
Münster, 1836
Valid name: Spathobatis bugesiacus
Valid name: Spathobatis bugesiacus
Original description species: Münster, 1836
Genus: Aellopos Münster, 1836
Family: Rhinobatidae Bonaparte, 1835
Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aellopos elongates (1)
Münster, 1836
Valid name: Spathobatis bugesiacus
Valid name: Spathobatis bugesiacus
Original description species: Münster, 1836
Genus: Aellopos Münster, 1836
Family: Rhinobatidae Bonaparte, 1835
Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aellopos elongatus (3)
Münster, 1836
Valid name: Spathobatis bugesiacus
Valid name: Spathobatis bugesiacus
Original description species: Münster, 1836
Genus: Aellopos Münster, 1836
Family: Rhinobatidae Bonaparte, 1835
Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aellopos wagneri (3)
Agassiz, 1843
Valid name: Notidanoides muensteri
Valid name: Notidanoides muensteri
Original description species: Agassiz, 1843
Genus: Aellopos Münster, 1836
Family: Rhinobatidae Bonaparte, 1835
Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobates aff. sulcatus (1)
(Agassiz, 1835)
Valid name: Aetobatus sulcatus
Valid name: Aetobatus sulcatus
Original description species: (Agassiz, 1835)
Genus: Aetobates Müller & Henle, 1841
Family: Myliobatidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobates angulatus (1)
Delfortrie, 1872
Original description species: Delfortrie, 1872
Genus: Aetobates Müller & Henle, 1841
Family: Myliobatidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobates arcuatus (5)
(Agassiz, 1843)
Valid name: Aetobatus arcuatus
Valid name: Aetobatus arcuatus
Original description species: (Agassiz, 1843)
Genus: Aetobates Müller & Henle, 1841
Family: Myliobatidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobates convexus (1)
(Dixon, 1878)
Valid name: Aetobatus convexus
Valid name: Aetobatus convexus
Original description species: (Dixon, 1878)
Genus: Aetobates Müller & Henle, 1841
Family: Myliobatidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobates dixoni (1)
(Agassiz, 1843)
Valid name: Aetomylaeus dixoni
Valid name: Aetomylaeus dixoni
Original description species: (Agassiz, 1843)
Genus: Aetobates Müller & Henle, 1841
Family: Myliobatidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobates irregularis (2)
(Agassiz, 1843)
Valid name: Aetobatus irregularis
Valid name: Aetobatus irregularis
Original description species: (Agassiz, 1843)
Genus: Aetobates Müller & Henle, 1841
Family: Myliobatidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobates marginalis (1)
Dixon, 1850
Valid name: Aetobatus marginalis
Valid name: Aetobatus marginalis
Original description species: Dixon, 1850
Genus: Aetobates Müller & Henle, 1841
Family: Myliobatidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobates omaliusi (1)
(Le Hon, 1871)
Valid name: Aetobatus arcuatus
Valid name: Aetobatus arcuatus
Original description species: (Le Hon, 1871)
Genus: Aetobates Müller & Henle, 1841
Family: Myliobatidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobates omaliusi latidens (2)
Delfortrie, 1871
Valid name: Aetobatus arcuatus
Valid name: Aetobatus arcuatus
Original description species: Delfortrie, 1871
Genus: Aetobates Müller & Henle, 1841
Family: Myliobatidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobates rectus (1)
Dixon, 1850
Valid name: Aetobatus irregularis
Valid name: Aetobatus irregularis
Original description species: Dixon, 1850
Genus: Aetobates Müller & Henle, 1841
Family: Myliobatidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobates sp-f (2)

Valid name: Aetobatus sp-f
Valid name: Aetobatus sp-f
Genus: Aetobates Müller & Henle, 1841
Family: Myliobatidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobates subarcuatus (1)
(Agassiz, 1843)
Valid name: Aetobatus irregularis
Valid name: Aetobatus irregularis
Original description species: (Agassiz, 1843)
Genus: Aetobates Müller & Henle, 1841
Family: Myliobatidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobates subconvexus (1)
(Dixon, 1878)
Valid name: Aetobatus subconvexus
Valid name: Aetobatus subconvexus
Original description species: (Dixon, 1878)
Genus: Aetobates Müller & Henle, 1841
Family: Myliobatidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobates tardiveli (1)
Rouault, 1858
Valid name: Aetobatus arcuatus
Valid name: Aetobatus arcuatus
Original description species: Rouault, 1858
Genus: Aetobates Müller & Henle, 1841
Family: Myliobatidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatis aff. irregularis (2)
Agassiz, 1843
Valid name: Aetobatus irregularis
Valid name: Aetobatus irregularis
Original description species: Agassiz, 1843
Genus: Aetobatis Müller & Henle, 1837
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatis arcuatus (61)
Agassiz, 1843
Valid name: Aetobatus arcuatus
Valid name: Aetobatus arcuatus
Original description species: Agassiz, 1843
Genus: Aetobatis Müller & Henle, 1837
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatis arcuatus baripadensis (2)
Ghosh, 1959
Valid name: Aetobatus arcuatus baripadensis
Valid name: Aetobatus arcuatus baripadensis
Original description species: Ghosh, 1959
Genus: Aetobatis Müller & Henle, 1837
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatis biochei (3)
Priem, 1904
Valid name: Aetobatus arcuatus
Valid name: Aetobatus arcuatus
Original description species: Priem, 1904
Genus: Aetobatis Müller & Henle, 1837
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatis brevisulcus (2)
Le Hon, 1871
Valid name: Aetobatus brevisulcus
Valid name: Aetobatus brevisulcus
Original description species: Le Hon, 1871
Genus: Aetobatis Müller & Henle, 1837
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatis cf. arcuatus (1)
(Agassiz, 1843)
Valid name: Aetobatus arcuatus
Valid name: Aetobatus arcuatus
Original description species: (Agassiz, 1843)
Genus: Aetobatis Müller & Henle, 1837
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatis cf. narinari-f (1)
(Euphrasen, 1790)
Valid name: Aetobatus narinari-f
Valid name: Aetobatus narinari-f
Original description species: (Euphrasen, 1790)
Genus: Aetobatis Müller & Henle, 1837
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatis convexus (2)
(Dixon, 1878)
Valid name: Aetobatus convexus
Valid name: Aetobatus convexus
Original description species: (Dixon, 1878)
Genus: Aetobatis Müller & Henle, 1837
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatis eximius (2)
Leidy, 1855
Valid name: Myliobatis eximius
Valid name: Myliobatis eximius
Original description species: Leidy, 1855
Genus: Aetobatis Müller & Henle, 1837
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatis gervaisi (1)
Matheron, 1900
Original description species: Matheron, 1900
Genus: Aetobatis Müller & Henle, 1837
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatis giganteus (3)
Schafhäutl, 1863
Valid name: Aetobatus irregularis
Valid name: Aetobatus irregularis
Original description species: Schafhäutl, 1863
Genus: Aetobatis Müller & Henle, 1837
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatis irregularis (39)
Agassiz, 1843
Valid name: Aetobatus irregularis
Valid name: Aetobatus irregularis
Original description species: Agassiz, 1843
Genus: Aetobatis Müller & Henle, 1837
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatis marginalis (2)
(Dixon, 1850)
Valid name: Aetobatus marginalis
Valid name: Aetobatus marginalis
Original description species: (Dixon, 1850)
Genus: Aetobatis Müller & Henle, 1837
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatis margmalis (1)
(Agassiz, 1843)
Valid name: Myliobatis marginalis
Valid name: Myliobatis marginalis
Original description species: (Agassiz, 1843)
Genus: Aetobatis Müller & Henle, 1837
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatis meneghinii (2)
Bassani, 1878
Valid name: Aetobatus meneghinii
Valid name: Aetobatus meneghinii
Original description species: Bassani, 1878
Genus: Aetobatis Müller & Henle, 1837
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatis omaliusi (3)
(Le Hon, 1871)
Valid name: Aetobatus arcuatus
Valid name: Aetobatus arcuatus
Original description species: (Le Hon, 1871)
Genus: Aetobatis Müller & Henle, 1837
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatis omaliusi curtidens (1)
(Delfortrie, 1871)
Valid name: Aetobatus arcuatus
Valid name: Aetobatus arcuatus
Original description species: (Delfortrie, 1871)
Genus: Aetobatis Müller & Henle, 1837
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatis omaliusi latidens (1)
(Delfortrie, 1871)
Valid name: Aetobatus arcuatus
Valid name: Aetobatus arcuatus
Original description species: (Delfortrie, 1871)
Genus: Aetobatis Müller & Henle, 1837
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatis perspicuus (3)
Leidy, 1855
Valid name: Aetobatus irregularis
Valid name: Aetobatus irregularis
Original description species: Leidy, 1855
Genus: Aetobatis Müller & Henle, 1837
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatis poeyi (1)
Fernandez De Castro, 1873
Valid name: Aetobatus poeyii
Valid name: Aetobatus poeyii
Original description species: Fernandez De Castro, 1873
Genus: Aetobatis Müller & Henle, 1837
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatis poeyii (1)
Fernandez De Castro, 1873
Valid name: Aetobatus poeyii
Valid name: Aetobatus poeyii
Original description species: Fernandez De Castro, 1873
Genus: Aetobatis Müller & Henle, 1837
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatis poyei (2)
Fernandez De Castro, 1873
Valid name: Aetobatus poeyii
Valid name: Aetobatus poeyii
Original description species: Fernandez De Castro, 1873
Genus: Aetobatis Müller & Henle, 1837
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatis probsti (1)
Priem, 1903
Valid name: Aetobatus probsti
Valid name: Aetobatus probsti
Original description species: Priem, 1903
Genus: Aetobatis Müller & Henle, 1837
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatis profundus (3)
Cope, 1867
Valid name: Aetobatus arcuatus
Valid name: Aetobatus arcuatus
Original description species: Cope, 1867
Genus: Aetobatis Müller & Henle, 1837
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatis prosti (2)
Priem, 1903
Valid name: Aetobatus probsti
Valid name: Aetobatus probsti
Original description species: Priem, 1903
Genus: Aetobatis Müller & Henle, 1837
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatis punctatus (2)
Miller, 1876
Valid name: Aetobatus arcuatus
Valid name: Aetobatus arcuatus
Original description species: Miller, 1876
Genus: Aetobatis Müller & Henle, 1837
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatis rectus (1)
(Dixon, 1850)
Valid name: Aetobatus irregularis
Valid name: Aetobatus irregularis
Original description species: (Dixon, 1850)
Genus: Aetobatis Müller & Henle, 1837
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatis sp-f (46)

Valid name: Aetobatus sp-f
Valid name: Aetobatus sp-f
Genus: Aetobatis Müller & Henle, 1837
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatis subarcuatus (6)
Agassiz, 1843
Valid name: Aetobatus irregularis
Valid name: Aetobatus irregularis
Original description species: Agassiz, 1843
Genus: Aetobatis Müller & Henle, 1837
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatis subconvexus (1)
Dixon, 1878
Valid name: Aetobatus subconvexus
Valid name: Aetobatus subconvexus
Original description species: Dixon, 1878
Genus: Aetobatis Müller & Henle, 1837
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatis sulcatus (5)
(Agassiz, 1835)
Valid name: Aetobatus sulcatus
Valid name: Aetobatus sulcatus
Original description species: (Agassiz, 1835)
Genus: Aetobatis Müller & Henle, 1837
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatis tardiveli (1)
Rouault, 1858
Valid name: Aetobatus arcuatus
Valid name: Aetobatus arcuatus
Original description species: Rouault, 1858
Genus: Aetobatis Müller & Henle, 1837
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatus acutus (1)
(Agassiz, 1843) (nomen nudum)
Valid name: Myliobatis acutus
Valid name: Myliobatis acutus
Original description species: (Agassiz, 1843) (nomen nudum)
Genus: Aetobatus Blainville, 1816
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatus aff. arcuatus (1)
(Agassiz, 1843) (nomen nudum)
Valid name: Myliobatis acutus
Valid name: Myliobatis acutus
Original description species: (Agassiz, 1843) (nomen nudum)
Genus: Aetobatus Blainville, 1816
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatus aff. irregularis (1)
(Agassiz, 1843)
Valid name: Aetobatus irregularis
Valid name: Aetobatus irregularis
Original description species: (Agassiz, 1843)
Genus: Aetobatus Blainville, 1816
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatus aff. narinari-f (1)
(Euphrasen, 1790)
Valid name: Aetobatus narinari-f
Valid name: Aetobatus narinari-f
Original description species: (Euphrasen, 1790)
Genus: Aetobatus Blainville, 1816
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatus aragonis (1)
Jordan & Hannibal, 1923
Valid name: Rhinoptera aragonis
Valid name: Rhinoptera aragonis
Original description species: Jordan & Hannibal, 1923
Genus: Aetobatus Blainville, 1816
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatus arcuatus (156)
(Agassiz, 1843)
Synonyms: Aetobates arcuatus, Aetobates omaliusi, Aetobates omaliusi latidens, Aetobates tardiveli, Aetobatis arcuatus, Aetobatis biochei, Aetobatis cf. arcuatus, Aetobatis omaliusi, Aetobatis omaliusi curtidens, Aetobatis omaliusi latidens, Aetobatis profundus, Aetobatis punctatus, Aetobatis tardiveli, Aetobatus biochei, Aetobatus cf. arcuatus, Aetobatus omaliusi curtidens, Aetobatus profundus, Goniobatis omaliusi
Original description species: (Agassiz, 1843)
Genus: Aetobatus Blainville, 1816
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatus biochei (1)
(Priem, 1904)
Valid name: Aetobatus arcuatus
Valid name: Aetobatus arcuatus
Original description species: (Priem, 1904)
Genus: Aetobatus Blainville, 1816
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatus cappettai (5)
Antunes & Balbino, 2006
Synonyms: Aetobatus cf. cappettai
Original description species: Antunes & Balbino, 2006
Genus: Aetobatus Blainville, 1816
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatus cf. arcuatus (1)
(Agassiz, 1843)
Valid name: Aetobatus arcuatus
Valid name: Aetobatus arcuatus
Original description species: (Agassiz, 1843)
Genus: Aetobatus Blainville, 1816
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatus cf. cappettai (1)
Antunes & Balbino, 2006
Valid name: Aetobatus cappettai
Valid name: Aetobatus cappettai
Original description species: Antunes & Balbino, 2006
Genus: Aetobatus Blainville, 1816
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatus cf. irregularis (5)
(Agassiz, 1843)
Valid name: Aetobatus irregularis
Valid name: Aetobatus irregularis
Original description species: (Agassiz, 1843)
Genus: Aetobatus Blainville, 1816
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatus cf. narinari-f (3)
(Euphrasen, 1790)
Valid name: Aetobatus narinari-f
Valid name: Aetobatus narinari-f
Original description species: (Euphrasen, 1790)
Genus: Aetobatus Blainville, 1816
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatus irregularis (97)
(Agassiz, 1843)
Synonyms: Aetobates irregularis, Aetobates rectus, Aetobates subarcuatus, Aetobatis aff. irregularis, Aetobatis giganteus, Aetobatis irregularis, Aetobatis perspicuus, Aetobatis rectus, Aetobatis subarcuatus, Aetobatus aff. irregularis, Aetobatus cf. irregularis, Aetobatus giganteus, Aetobatus perspicuus, Aetobatus subarcuatus, Myliobates giganteus, Myliobates subarcuatus, Myliobatis subarcuatus, Stoasodon perspicuus
Original description species: (Agassiz, 1843)
Genus: Aetobatus Blainville, 1816
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatus merriami (1)
(Jordan & Beal, 1913)
Valid name: Myliobatis merriami
Valid name: Myliobatis merriami
Original description species: (Jordan & Beal, 1913)
Genus: Aetobatus Blainville, 1816
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatus narinae-f (1)
(Euphrasen, 1790)
Valid name: Aetobatus narinari-f
Valid name: Aetobatus narinari-f
Original description species: (Euphrasen, 1790)
Genus: Aetobatus Blainville, 1816
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatus narinari-f (11)
(Euphrasen, 1790)
Synonyms: Aetobatis cf. narinari-f, Aetobatus aff. narinari-f, Aetobatus cf. narinari-f, Aetobatus narinae-f
Original description species: (Euphrasen, 1790)
Genus: Aetobatus Blainville, 1816
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatus omaliusi curtidens (1)
(Delfortrie, 1871)
Valid name: Aetobatus arcuatus
Valid name: Aetobatus arcuatus
Original description species: (Delfortrie, 1871)
Genus: Aetobatus Blainville, 1816
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatus owenii (1)
(Agassiz, 1843) (nomen nudum)
Valid name: Myliobatis oweni
Valid name: Myliobatis oweni
Original description species: (Agassiz, 1843) (nomen nudum)
Genus: Aetobatus Blainville, 1816
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatus perspicuus (2)
Leidy, 1855
Valid name: Aetobatus irregularis
Valid name: Aetobatus irregularis
Original description species: Leidy, 1855
Genus: Aetobatus Blainville, 1816
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatus poeyi (3)
(Fernandez De Castro, 1873)
Valid name: Aetobatus poeyii
Valid name: Aetobatus poeyii
Original description species: (Fernandez De Castro, 1873)
Genus: Aetobatus Blainville, 1816
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatus profundus (1)
(Cope, 1867)
Valid name: Aetobatus arcuatus
Valid name: Aetobatus arcuatus
Original description species: (Cope, 1867)
Genus: Aetobatus Blainville, 1816
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatus sinhaleyus (2)
Deraniyagala, 1937
Original description species: Deraniyagala, 1937
Genus: Aetobatus Blainville, 1816
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatus smithii (1)
(Jordan & Beal, 1913)
Valid name: Rhinoptera smithii
Valid name: Rhinoptera smithii
Original description species: (Jordan & Beal, 1913)
Genus: Aetobatus Blainville, 1816
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetobatus sp-f (121)

Synonyms: Aetobates sp-f, Aetobatis sp-f
Genus: Aetobatus Blainville, 1816
Family: Aetobatidae Agassiz, 1958
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetomylaeus bovinus-f (1)
(Geoffroy Saint-Hilaire, 1817)
Valid name: Pteromylaeus bovinus-f
Valid name: Pteromylaeus bovinus-f
Original description species: (Geoffroy Saint-Hilaire, 1817)
Genus: Aetomylaeus Garman, 1908
Family: Myliobatidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetomylaeus cf. dixoni (1)
(Agassiz, 1843)
Valid name: Aetomylaeus dixoni
Valid name: Aetomylaeus dixoni
Original description species: (Agassiz, 1843)
Genus: Aetomylaeus Garman, 1908
Family: Myliobatidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetomylaeus cf. striatus (1)
(Buckland, 1836)
Valid name: Aetomylaeus striatus
Valid name: Aetomylaeus striatus
Original description species: (Buckland, 1836)
Genus: Aetomylaeus Garman, 1908
Family: Myliobatidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetomylaeus cojimarensis (2)
Iturralde-Vinent, Mora, Rojas & Gutierrez, 1998
Original description species: Iturralde-Vinent, Mora, Rojas & Gutierrez, 1998
Genus: Aetomylaeus Garman, 1908
Family: Myliobatidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetomylaeus cubensis (3)
Iturralde-Vinent, Mora, Rojas & Gutierrez, 1998
Original description species: Iturralde-Vinent, Mora, Rojas & Gutierrez, 1998
Genus: Aetomylaeus Garman, 1908
Family: Myliobatidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetomylaeus dixoni (131)
(Agassiz, 1843)
Synonyms: Aetobates dixoni, Aetomylaeus cf. dixoni, Miliobatis cf. dixoni, Myliobates contractus, Myliobates dixoni, Myliobates dixonii, Myliobates elegans, Myliobates gyratus, Myliobates heteropleurus, Myliobates obesus, Myliobates regley, Myliobates thomasi, Myliobates thomasii, Myliobatis cf. dixoni, Myliobatis contractus, Myliobatis copeanus, Myliobatis dixoni, Myliobatis dixoni carlipanus, Myliobatis dixonii, Myliobatis elegans, Myliobatis glottoides, Myliobatis gyratus, Myliobatis heteropleurus, Myliobatis obesus, Myliobatis rectidens, Myliobatis regley, Myliobatis thomasii
Original description species: (Agassiz, 1843)
Genus: Aetomylaeus Garman, 1908
Family: Myliobatidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetomylaeus meridionalis (24)
(Gervais, 1852)
Synonyms: Myliobates ligusticus, Myliobates meridionalis, Myliobatis aff. meridionalis, Myliobatis cf. meridionalis, Myliobatis ligusticus, Myliobatis meridionalis, Pteromylaeus ligusticus, Pteromylaeus meridionalis
Original description species: (Gervais, 1852)
Genus: Aetomylaeus Garman, 1908
Family: Myliobatidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetomylaeus serratus (1)
(Meyer, 1843)
Original description species: (Meyer, 1843)
Genus: Aetomylaeus Garman, 1908
Family: Myliobatidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aetomylaeus sp-f (37)

Genus: Aetomylaeus Garman, 1908
Family: Myliobatidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Agaleorhynchus britannicus (4)
Guinot, Cappetta, Underwood & Ward, 2012
Original description species: Guinot, Cappetta, Underwood & Ward, 2012
Genus: Agaleorhynchus Guinot, Cappetta, Underwood & Ward, 2012
Family: Sclerorhynchidae Cappetta, 1974
Suborder: Sclerorhynchoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Agaleus cf. dorsetensis (1)
Duffin & Ward, 1983
Valid name: Agaleus dorsetensis
Valid name: Agaleus dorsetensis
Original description species: Duffin & Ward, 1983
Genus: Agaleus Duffin & Ward, 1983
Family: Agaleidae Rees, 2000
Order: incert. sedis
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Agaleus dorsetensis (8)
Duffin & Ward, 1983
Synonyms: Agaleus cf. dorsetensis
Original description species: Duffin & Ward, 1983
Genus: Agaleus Duffin & Ward, 1983
Family: Agaleidae Rees, 2000
Order: incert. sedis
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Agaleus sp. (4)

Genus: Agaleus Duffin & Ward, 1983
Family: Agaleidae Rees, 2000
Order: incert. sedis
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Agassizodus cf. variabilis (1)
(Newberry & Worthen, 1870)
Valid name: Agassizodus variabilis
Valid name: Agassizodus variabilis
Original description species: (Newberry & Worthen, 1870)
Genus: Agassizodus St. John & Worthen, 1875
Family: Helicoprionidae Karpinsky, 1911
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Agassizodus corrugatus (1)
Newberry & Worthen,
Original description species: Newberry & Worthen,
Genus: Agassizodus St. John & Worthen, 1875
Family: Helicoprionidae Karpinsky, 1911
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Agassizodus gronlandicus (2)
Nielsen, 1932
Valid name: Erikodus groenlandensis
Valid name: Erikodus groenlandensis
Original description species: Nielsen, 1932
Genus: Agassizodus St. John & Worthen, 1875
Family: Helicoprionidae Karpinsky, 1911
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Agassizodus scitulus (1)
St. John & Worthen, 1875
Original description species: St. John & Worthen, 1875
Genus: Agassizodus St. John & Worthen, 1875
Family: Helicoprionidae Karpinsky, 1911
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Agassizodus sp. (6)

Genus: Agassizodus St. John & Worthen, 1875
Family: Helicoprionidae Karpinsky, 1911
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Agassizodus variabilis (17)
(Newberry & Worthen, 1870)
Synonyms: Agassizodus cf. variabilis, Campodus variabilis, Campodus (Agassizodus) variabilis
Original description species: (Newberry & Worthen, 1870)
Genus: Agassizodus St. John & Worthen, 1875
Family: Helicoprionidae Karpinsky, 1911
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Agassizodus variginianus (1)
St. John & Worthen, 1875
Original description species: St. John & Worthen, 1875
Genus: Agassizodus St. John & Worthen, 1875
Family: Helicoprionidae Karpinsky, 1911
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Ageleodus altus (3)
Garvey & Turner, 2006
Original description species: Garvey & Turner, 2006
Genus: Ageleodus Owen, 1867
Family: incert. fam.
Order: incert. sedis
Subclass: Euchondrocephali
Ageleodus pectinatus (23)
(Agassiz, 1838)
Synonyms: Ageleodus diadema, Callopristodus pectinatus, Ctenoptychius denticulatus, Ctenoptychius pectinatus, Polyrhizodus constrictus
Original description species: (Agassiz, 1838)
Genus: Ageleodus Owen, 1867
Family: incert. fam.
Order: incert. sedis
Subclass: Euchondrocephali
Ageleodus sp. (6)

Genus: Ageleodus Owen, 1867
Family: incert. fam.
Order: incert. sedis
Subclass: Euchondrocephali
Agkistracanthus mitgelensis (3)
Duffin & Furrer, 1981
Original description species: Duffin & Furrer, 1981
Genus: Agkistracanthus Duffin & Furrer, 1981
Family: Myriacanthidae Woodward, 1889
Suborder: Myriacanthoidei
Order: Chimaeriformes
Subclass: Holocephali
Agkistracanthus sp. (1)

Genus: Agkistracanthus Duffin & Furrer, 1981
Family: Myriacanthidae Woodward, 1889
Suborder: Myriacanthoidei
Order: Chimaeriformes
Subclass: Holocephali
Akaimia altucuspis (1)
Rees, 2010
Original description species: Rees, 2010
Genus: Akaimia Rees, 2010
Family: incert. fam.
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Akaimia myriacuspis (1)
Srdic, Duffin & Martill, 2016
Original description species: Srdic, Duffin & Martill, 2016
Genus: Akaimia Rees, 2010
Family: incert. fam.
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Akmonistion zangerli (9)
Coates & Sequeira, 2001
Original description species: Coates & Sequeira, 2001
Genus: Akmonistion Coates & Sequeira, 2001
Family: Stethacanthidae Lund, 1974
Order: Symmoriiformes
Superorder: Cladodontomorphi
Subclass: Holocephali
Aktaua kizylkumensis (2)
Case, Udovitshenko, Nessov, Averianov & Borodin, 1996
Original description species: Case, Udovitshenko, Nessov, Averianov & Borodin, 1996
Genus: Aktaua Case, Udovitshenko, Nessov, Averianov & Borodin, 1996
Family: Pristidae Bonaparte, 1838
Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alethodontus bavariensis (1)
Duffin, 1983
Original description species: Duffin, 1983
Genus: Alethodontus Duffin, 1983
Family: Myriacanthidae Woodward, 1889
Suborder: Myriacanthoidei
Order: Chimaeriformes
Subclass: Holocephali
Aletodus ferrugines (1)
(Riess, 1887)
Valid name: Ischyodus ferrugineus
Valid name: Ischyodus ferrugineus
Original description species: (Riess, 1887)
Genus: Aletodus Jaekel, 1901
Family: incert. fam.
Order: Chimaeriformes
Subclass: Holocephali
Alexandrinum molinii (2)
De Zigno, 1874
Valid name: Tethytrygon muricatus
Valid name: Tethytrygon muricatus
Original description species: De Zigno, 1874
Genus: Alexandrinum Molin, 1861
Family: Dasyatidae Jordan & Gilbert, 1879
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alienacanthus malkowskii (1)
Kulczycki, 1957
Original description species: Kulczycki, 1957
Genus: Alienacanthus Kulczycki, 1957
Family: incert. fam.
Order: incert. sedis
Subclass: Elasmobranchii
Almascyllium cheikh-eliasi (1)
(Signeux, 1949)
Valid name: Almascyllium cheikheliasi
Valid name: Almascyllium cheikheliasi
Original description species: (Signeux, 1949)
Genus: Almascyllium Cappetta, 1980
Family: Hemiscylliidae Gill, 1862
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Almascyllium cheikheliasi (4)
(Signeux, 1949)
Synonyms: Almascyllium cheikh-eliasi, Chiloscyllium cheikh-eliasi
Original description species: (Signeux, 1949)
Genus: Almascyllium Cappetta, 1980
Family: Hemiscylliidae Gill, 1862
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Almascyllium sp. (3)

Genus: Almascyllium Cappetta, 1980
Family: Hemiscylliidae Gill, 1862
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopecias acuarias (1)
Probst, 1879
Valid name: Carcharhinus acuarius
Valid name: Carcharhinus acuarius
Original description species: Probst, 1879
Genus: Alopecias Müller & Henle, 1837
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopecias cf. latidens (1)
Leriche, 1909
Valid name: Alopias latidens
Valid name: Alopias latidens
Original description species: Leriche, 1909
Genus: Alopecias Müller & Henle, 1837
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopecias exigua (12)
(Probst, 1879)
Valid name: Alopias exigua
Valid name: Alopias exigua
Original description species: (Probst, 1879)
Genus: Alopecias Müller & Henle, 1837
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopecias gigas (3)
Probst, 1879
Valid name: Carcharodon hastalis
Valid name: Carcharodon hastalis
Original description species: Probst, 1879
Genus: Alopecias Müller & Henle, 1837
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopecias grandis (1)
Leriche, 1942
Valid name: Alopias grandis
Valid name: Alopias grandis
Original description species: Leriche, 1942
Genus: Alopecias Müller & Henle, 1837
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopecias latidens (7)
Leriche, 1909
Valid name: Alopias latidens
Valid name: Alopias latidens
Original description species: Leriche, 1909
Genus: Alopecias Müller & Henle, 1837
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopecias smith woodwardi (1)
Böhm, 1926
Valid name: Alopias smithwoodwardi
Valid name: Alopias smithwoodwardi
Original description species: Böhm, 1926
Genus: Alopecias Müller & Henle, 1837
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopecias sp-f (10)

Valid name: Alopias sp-f
Valid name: Alopias sp-f
Genus: Alopecias Müller & Henle, 1837
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopias acutidens (5)
Casier, 1958
Original description species: Casier, 1958
Genus: Alopias Rafinesque, 1810
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopias aff. alabamensis (2)
White, 1956
Valid name: Alopias alabamensis
Valid name: Alopias alabamensis
Original description species: White, 1956
Genus: Alopias Rafinesque, 1810
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopias aff. denticulatus (5)
Cappetta, 1981
Valid name: Alopias denticulatus
Valid name: Alopias denticulatus
Original description species: Cappetta, 1981
Genus: Alopias Rafinesque, 1810
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopias aff. exigua (3)
(Probst, 1879)
Valid name: Alopias exigua
Valid name: Alopias exigua
Original description species: (Probst, 1879)
Genus: Alopias Rafinesque, 1810
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopias aff. latidens (1)
(Leriche, 1909)
Valid name: Alopias latidens
Valid name: Alopias latidens
Original description species: (Leriche, 1909)
Genus: Alopias Rafinesque, 1810
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopias aff. pelagicus-f (3)
Nakamura, 1935
Valid name: Alopias pelagicus-f
Valid name: Alopias pelagicus-f
Original description species: Nakamura, 1935
Genus: Alopias Rafinesque, 1810
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopias aff. subexigua (1)
Darteville & Casier, 1959
Valid name: Alopias subexigua
Valid name: Alopias subexigua
Original description species: Darteville & Casier, 1959
Genus: Alopias Rafinesque, 1810
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopias aff. superciliosus-f (5)
(Lowe, 1841)
Valid name: Alopias superciliosus-f
Valid name: Alopias superciliosus-f
Original description species: (Lowe, 1841)
Genus: Alopias Rafinesque, 1810
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopias aff. vulpinus-f (4)
(Bonnaterre, 1788)
Valid name: Alopias vulpinus-f
Valid name: Alopias vulpinus-f
Original description species: (Bonnaterre, 1788)
Genus: Alopias Rafinesque, 1810
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopias alabamensis (9)
White, 1956
Synonyms: Alopias aff. alabamensis
Original description species: White, 1956
Genus: Alopias Rafinesque, 1810
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopias carolinensis (4)
White, 1956
Synonyms: Alopias latidens carolinensis
Original description species: White, 1956
Genus: Alopias Rafinesque, 1810
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopias cf. denticulatus (3)
Cappetta, 1981
Valid name: Alopias denticulatus
Valid name: Alopias denticulatus
Original description species: Cappetta, 1981
Genus: Alopias Rafinesque, 1810
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopias cf. exigua (4)
(Probst, 1879)
Valid name: Alopias exigua
Valid name: Alopias exigua
Original description species: (Probst, 1879)
Genus: Alopias Rafinesque, 1810
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopias cf. hassei (2)
Noetling, 1885
Valid name: Alopias hassei
Valid name: Alopias hassei
Original description species: Noetling, 1885
Genus: Alopias Rafinesque, 1810
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopias cf. latidens (3)
(Leriche, 1909)
Valid name: Alopias latidens
Valid name: Alopias latidens
Original description species: (Leriche, 1909)
Genus: Alopias Rafinesque, 1810
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopias cf. leeensis (1)
Ward, 1978
Valid name: Alopias leeensis
Valid name: Alopias leeensis
Original description species: Ward, 1978
Genus: Alopias Rafinesque, 1810
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopias cf. superciliosus-f (13)
(Lowe, 1841)
Valid name: Alopias superciliosus-f
Valid name: Alopias superciliosus-f
Original description species: (Lowe, 1841)
Genus: Alopias Rafinesque, 1810
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopias cf. vulpinus-f (12)
(Bonnaterre, 1788)
Valid name: Alopias vulpinus-f
Valid name: Alopias vulpinus-f
Original description species: (Bonnaterre, 1788)
Genus: Alopias Rafinesque, 1810
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopias crochardi (7)
Ward, 1978
Original description species: Ward, 1978
Genus: Alopias Rafinesque, 1810
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopias denticulatus (13)
Cappetta, 1981
Synonyms: Alopias aff. denticulatus, Alopias cf. denticulatus
Original description species: Cappetta, 1981
Genus: Alopias Rafinesque, 1810
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopias exigua (100)
(Probst, 1879)
Synonyms: Alopecias exigua, Alopias aff. exigua, Alopias cf. exigua, Oxyrhina exigua, Vulpecula exigua, Vulpecula (Alopecias) exigua
Original description species: (Probst, 1879)
Genus: Alopias Rafinesque, 1810
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopias grandis (11)
(Leriche, 1942)
Synonyms: Alopecias grandis
Original description species: (Leriche, 1942)
Genus: Alopias Rafinesque, 1810
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopias hassei (6)
Noetling, 1885
Synonyms: Alopias cf. hassei
Original description species: Noetling, 1885
Genus: Alopias Rafinesque, 1810
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopias hermani (3)
Kozlov in Zhelezko & Kozlov, 1999
Original description species: Kozlov in Zhelezko & Kozlov, 1999
Genus: Alopias Rafinesque, 1810
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopias latidens (51)
(Leriche, 1909)
Synonyms: Alopecias cf. latidens, Alopecias latidens, Alopias aff. latidens, Alopias cf. latidens, Vulpecula latidens
Original description species: (Leriche, 1909)
Genus: Alopias Rafinesque, 1810
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopias latidens alabamensis (3)
White, 1956
Valid name: Negaprion gilmorei
Valid name: Negaprion gilmorei
Original description species: White, 1956
Genus: Alopias Rafinesque, 1810
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopias latidens carolinensis (2)
White, 1956
Valid name: Alopias carolinensis
Valid name: Alopias carolinensis
Original description species: White, 1956
Genus: Alopias Rafinesque, 1810
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopias leeensis (6)
Ward, 1978
Synonyms: Alopias cf. leeensis, Alopias leensis
Original description species: Ward, 1978
Genus: Alopias Rafinesque, 1810
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopias leensis (1)
Ward, 1978
Valid name: Alopias leeensis
Valid name: Alopias leeensis
Original description species: Ward, 1978
Genus: Alopias Rafinesque, 1810
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopias palatasi (2)
Kent & Ward, 2018
Original description species: Kent & Ward, 2018
Genus: Alopias Rafinesque, 1810
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopias pelagicus-f (6)
Nakamura, 1935
Synonyms: Alopias aff. pelagicus-f
Original description species: Nakamura, 1935
Genus: Alopias Rafinesque, 1810
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopias smithwoodwardi (3)
(Böhm, 1926)
Synonyms: Alopecias smith woodwardi
Original description species: (Böhm, 1926)
Genus: Alopias Rafinesque, 1810
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopias sp-f (49)

Synonyms: Alopecias sp-f
Genus: Alopias Rafinesque, 1810
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopias subexigua (4)
Darteville & Casier, 1959
Synonyms: Alopias aff. subexigua
Original description species: Darteville & Casier, 1959
Genus: Alopias Rafinesque, 1810
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopias superciliosus-f (42)
(Lowe, 1841)
Synonyms: Alopias aff. superciliosus-f, Alopias cf. superciliosus-f
Original description species: (Lowe, 1841)
Genus: Alopias Rafinesque, 1810
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopias vulpes-f (5)
(Bonnaterre, 1788)
Valid name: Alopias vulpinus-f
Valid name: Alopias vulpinus-f
Original description species: (Bonnaterre, 1788)
Genus: Alopias Rafinesque, 1810
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopias vulpinus-f (40)
(Bonnaterre, 1788)
Synonyms: Alopias aff. vulpinus-f, Alopias cf. vulpinus-f, Alopias vulpes-f
Original description species: (Bonnaterre, 1788)
Genus: Alopias Rafinesque, 1810
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopiopsis aff. contortus (2)
(Gibbes, 1849)
Valid name: Physogaleus contortus
Valid name: Physogaleus contortus
Original description species: (Gibbes, 1849)
Genus: Alopiopsis Lioy, 1865
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopiopsis contortus hassiae (4)
(Jaekel, 1898)
Valid name: Physogaleus latus
Valid name: Physogaleus latus
Original description species: (Jaekel, 1898)
Genus: Alopiopsis Lioy, 1865
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopiopsis cuvieri (1)
(Agassiz, 1835)
Valid name: Galeorhinus cuvieri
Valid name: Galeorhinus cuvieri
Original description species: (Agassiz, 1835)
Genus: Alopiopsis Lioy, 1865
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopiopsis plejodon (4)
Lioy, 1865
Valid name: Eogaleus bolcensis
Valid name: Eogaleus bolcensis
Original description species: Lioy, 1865
Genus: Alopiopsis Lioy, 1865
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Alopiopsis (Physodon) secundus (1)
(Winkler, 1874)
Valid name: Physogaleus secundus
Valid name: Physogaleus secundus
Original description species: (Winkler, 1874)
Genus: Alopiopsis (Physodon)
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Altholepis aff. composita (1)
Karatajute-Talimaa, 1997
Valid name: Altholepis composita
Valid name: Altholepis composita
Original description species: Karatajute-Talimaa, 1997
Genus: Altholepis Karatajute-Talimaa, 1997
Family: Altholepididae Andreev, Coates, Shelton, Cooper, Smith & Sansom, 2015
Order: Altholepidiformes
Altholepis composita (5)
Karatajute-Talimaa, 1997
Synonyms: Altholepis aff. composita
Original description species: Karatajute-Talimaa, 1997
Genus: Altholepis Karatajute-Talimaa, 1997
Family: Altholepididae Andreev, Coates, Shelton, Cooper, Smith & Sansom, 2015
Order: Altholepidiformes
Altholepis salopensis (1)
Burrow & Turner, 2018
Original description species: Burrow & Turner, 2018
Genus: Altholepis Karatajute-Talimaa, 1997
Family: Altholepididae Andreev, Coates, Shelton, Cooper, Smith & Sansom, 2015
Order: Altholepidiformes
Altholepis sp. (2)

Genus: Altholepis Karatajute-Talimaa, 1997
Family: Altholepididae Andreev, Coates, Shelton, Cooper, Smith & Sansom, 2015
Order: Altholepidiformes
Altusmirus triquetrus (2)
Fuchs, Engelbrecht, Lukeneder & Kriwet, 2017
Original description species: Fuchs, Engelbrecht, Lukeneder & Kriwet, 2017
Genus: Altusmirus Fuchs, Engelbrecht, Lukeneder & Kriwet, 2017
Family: incert. fam.
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Amacanthus gibbosus (2)
Newberry & Worthen,
Original description species: Newberry & Worthen,
Genus: Amacanthus St. John & Worthen, 1875
Family: Heterodontidae Gray, 1851
Order: Heterodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Amamriabatis heni (1)
Adnet et al., 2020
Original description species: Adnet et al., 2020
Genus: Amamriabatis Adnet Et Al., 2020
Family: Mobulidae incertae sedis Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Amaradontus santuccii (1)
Hodnett & Elliott, 2018
Original description species: Hodnett & Elliott, 2018
Genus: Amaradontus Hodnett & Elliott, 2018
Family: Anachronistidae Duffin & Ward, 1983
Order: incert. sedis
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Amblypristis cheops (5)
Dames, 1888
Valid name: Propristis schweinfurthi
Valid name: Propristis schweinfurthi
Original description species: Dames, 1888
Genus: Amblypristis Dames, 1888
Family: Pristidae Bonaparte, 1838
Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Amelacanthus americanus (2)
Maisey, 1983
Original description species: Maisey, 1983
Genus: Amelacanthus Maisey, 1982
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Amelacanthus cf. sulcatus (2)
(Agassiz, 1837)
Valid name: Amelacanthus sulcatus
Valid name: Amelacanthus sulcatus
Original description species: (Agassiz, 1837)
Genus: Amelacanthus Maisey, 1982
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Amelacanthus laevis (2)
(Davis)
Original description species: (Davis)
Genus: Amelacanthus Maisey, 1982
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Amelacanthus plicatus (1)
(Davis)
Original description species: (Davis)
Genus: Amelacanthus Maisey, 1982
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Amelacanthus pustulatus (2)
(Davis)
Original description species: (Davis)
Genus: Amelacanthus Maisey, 1982
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Amelacanthus sp. (6)

Genus: Amelacanthus Maisey, 1982
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Amelacanthus sulcatus (9)
(Agassiz, 1837)
Synonyms: Amelacanthus cf. sulcatus, Ctenacanthus sulcatus, Onchus sulcatus
Original description species: (Agassiz, 1837)
Genus: Amelacanthus Maisey, 1982
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Amtaaguar crassus (16)
(Gervais, 1852)
Synonyms: Aetomylaeus crassus, Myliobates crassus, Myliobatis cf. crassus, Myliobatis crassus, Pteromylaeus crassus
Original description species: (Gervais, 1852)
Genus: Amtaaguar De Pasqua, Aranciaga Rolando, Agnolín, Gaetano & Bogan, 2024
Family: Myliobatidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Amylodon cf. delheidi (1)
Storms, 1894
Valid name: Amylodon delheidi
Valid name: Amylodon delheidi
Original description species: Storms, 1894
Genus: Amylodon Storms, 1894
Family: Rhinochimaeridae Garman, 1901
Order: Chimaeriformes
Subclass: Holocephali
Amylodon delheidi (9)
Storms, 1894
Synonyms: Amylodon cf. delheidi
Original description species: Storms, 1894
Genus: Amylodon Storms, 1894
Family: Rhinochimaeridae Garman, 1901
Order: Chimaeriformes
Subclass: Holocephali
Amylodon emba (1)
Nessov & Averianov, 1996
Original description species: Nessov & Averianov, 1996
Genus: Amylodon Storms, 1894
Family: Rhinochimaeridae Garman, 1901
Order: Chimaeriformes
Subclass: Holocephali
Amylodon eocenica (5)
(Woodward & White, 1930)
Synonyms: Chimaera cf. eocaenica, Chimaera eocenica
Original description species: (Woodward & White, 1930)
Genus: Amylodon Storms, 1894
Family: Rhinochimaeridae Garman, 1901
Order: Chimaeriformes
Subclass: Holocephali
Amylodon karamysh (2)
Averianov & Popov, 1995
Original description species: Averianov & Popov, 1995
Genus: Amylodon Storms, 1894
Family: Rhinochimaeridae Garman, 1901
Order: Chimaeriformes
Subclass: Holocephali
Amylodon sp. (4)

Genus: Amylodon Storms, 1894
Family: Rhinochimaeridae Garman, 1901
Order: Chimaeriformes
Subclass: Holocephali
Amylodon venablesae (3)
Casier, 1966
Synonyms: Chimaera venablesae
Original description species: Casier, 1966
Genus: Amylodon Storms, 1894
Family: Rhinochimaeridae Garman, 1901
Order: Chimaeriformes
Subclass: Holocephali
Anacanthorachus sp. (1)

Genus: Anacanthorachus
Family: incert. fam.
Order: incert. sedis
Anacanthus zigni (2)
Molin, 1861
Valid name: Tethytrygon muricatus
Valid name: Tethytrygon muricatus
Original description species: Molin, 1861
Genus: Anacanthus Ehrenberg, 1833
Family: Dasyatidae Jordan & Gilbert, 1879
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anacanthus zignii (1)
Molin, 1861
Valid name: Tethytrygon muricatus
Valid name: Tethytrygon muricatus
Original description species: Molin, 1861
Genus: Anacanthus Ehrenberg, 1833
Family: Dasyatidae Jordan & Gilbert, 1879
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anachronistes fordi (1)
Duffin & Ward, 1983
Valid name: Cooleyella fordi
Valid name: Cooleyella fordi
Original description species: Duffin & Ward, 1983
Genus: Anachronistes Duffin & Ward, 1983
Family: Anachronistidae Duffin & Ward, 1983
Order: incert. sedis
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anachronistes sp. (2)

Genus: Anachronistes Duffin & Ward, 1983
Family: Anachronistidae Duffin & Ward, 1983
Order: incert. sedis
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anaclitacanthus semicostatus (2)
St. John & Worthen, 1875
Original description species: St. John & Worthen, 1875
Genus: Anaclitacanthus St. John & Worthen, 1875
Family: Ctenacanthidae Dean, 1909
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Anacorax aff. kaupi (1)
(Agassiz, 1843)
Valid name: Squalicorax kaupi
Valid name: Squalicorax kaupi
Original description species: (Agassiz, 1843)
Genus: Anacorax White & Moy-Thomas, 1940
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anacorax bassani (1)
(Gemmelaro, 1919)
Valid name: Squalicorax bassanii
Valid name: Squalicorax bassanii
Original description species: (Gemmelaro, 1919)
Genus: Anacorax White & Moy-Thomas, 1940
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anacorax cf. kaupi (1)
(Agassiz, 1843)
Valid name: Squalicorax kaupi
Valid name: Squalicorax kaupi
Original description species: (Agassiz, 1843)
Genus: Anacorax White & Moy-Thomas, 1940
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anacorax falcatus (3)
(Agassiz, 1843)
Valid name: Squalicorax falcatus
Valid name: Squalicorax falcatus
Original description species: (Agassiz, 1843)
Genus: Anacorax White & Moy-Thomas, 1940
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anacorax kaupi (8)
(Agassiz, 1843)
Valid name: Squalicorax kaupi
Valid name: Squalicorax kaupi
Original description species: (Agassiz, 1843)
Genus: Anacorax White & Moy-Thomas, 1940
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anacorax kugleri (1)
(Leriche, 1938)
Valid name: Squalicorax kugleri
Valid name: Squalicorax kugleri
Original description species: (Leriche, 1938)
Genus: Anacorax White & Moy-Thomas, 1940
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anacorax lindstromi (4)
(Davis, 1890)
Valid name: Squalicorax lindstromi
Valid name: Squalicorax lindstromi
Original description species: (Davis, 1890)
Genus: Anacorax White & Moy-Thomas, 1940
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anacorax mississipiensis (1)
Sokolov, 1978
Valid name: Squalicorax mississippiensis
Valid name: Squalicorax mississippiensis
Original description species: Sokolov, 1978
Genus: Anacorax White & Moy-Thomas, 1940
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anacorax papulovi (1)
Zhelezko, 1987
Valid name: Squalicorax papulovi
Valid name: Squalicorax papulovi
Original description species: Zhelezko, 1987
Genus: Anacorax White & Moy-Thomas, 1940
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anacorax plicatus (1)
(Priem, 1898)
Valid name: Squalicorax kaupi
Valid name: Squalicorax kaupi
Original description species: (Priem, 1898)
Genus: Anacorax White & Moy-Thomas, 1940
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anacorax pristodontus (8)
(Agassiz, 1835)
Valid name: Squalicorax pristodontus
Valid name: Squalicorax pristodontus
Original description species: (Agassiz, 1835)
Genus: Anacorax White & Moy-Thomas, 1940
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anacorax santonicus (3)
Glikman & Zhelezko, 1979
Valid name: Squalicorax santonicus
Valid name: Squalicorax santonicus
Original description species: Glikman & Zhelezko, 1979
Genus: Anacorax White & Moy-Thomas, 1940
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anacorax yangaensis (3)
(Darteville & Casier, 1943)
Valid name: Squalicorax yangaensis
Valid name: Squalicorax yangaensis
Original description species: (Darteville & Casier, 1943)
Genus: Anacorax White & Moy-Thomas, 1940
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anareodus statei (2)
Long & Young, 1995
Original description species: Long & Young, 1995
Genus: Anareodus Long & Young, 1995
Family: Aztecodontidae Hairapetian, Ginter & Yazdi, 2008
Order: Omalodontiformes
Subclass: Elasmobranchii
Ancistriodus multisectus (1)
Branson, 1933
Original description species: Branson, 1933
Genus: Ancistriodus Branson, 1933
Ancistriodus serratus (1)
Branson, 1933
Original description species: Branson, 1933
Genus: Ancistriodus Branson, 1933
Ancistrodon sp. (1)

Genus: Ancistrodon Deben,
Subclass: Elasmobranchii
Angolabatis benguelaensis (3)
(Antunes & Cappetta, 2002)
Synonyms: Angolaia benguelaensis
Original description species: (Antunes & Cappetta, 2002)
Genus: Angolabatis Antunes & Cappetta, 2006
Family: Hypsobatidae Cappetta, 1992
Suborder: Rhinobatoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Angolaia benguelaensis (1)
Antunes & Cappetta, 2002
Valid name: Angolabatis benguelaensis
Valid name: Angolabatis benguelaensis
Original description species: Antunes & Cappetta, 2002
Genus: Angolaia Antunes & Cappetta, 2002
Family: Hypsobatidae Cappetta, 1992
Suborder: Rhinobatoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Angoumeius paradoxus (6)
Adnet, Cappetta & Reynders, 2006
Original description species: Adnet, Cappetta & Reynders, 2006
Genus: Angoumeius Adnet, Cappetta & Reynders, 2006
Family: Dalatiidae Gray, 1851
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anisopleurodontis pricei (3)
Da Silva Santos, 1994
Original description species: Da Silva Santos, 1994
Genus: Anisopleurodontis Da Silva Santos, 1994
Family: Agassizodontidae Zangerl, 1981
Superfamily: Edestoidae
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Ankistrorhynchus lonzeensis (3)
Casier, 1964
Original description species: Casier, 1964
Genus: Ankistrorhynchus Casier, 1964
Family: Sclerorhynchidae Cappetta, 1974
Suborder: Sclerorhynchoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Ankistrorhynchus major (4)
Cappetta & Case, 1975
Original description species: Cappetta & Case, 1975
Genus: Ankistrorhynchus Casier, 1964
Family: Sclerorhynchidae Cappetta, 1974
Suborder: Sclerorhynchoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Ankistrorhynchus sp. (1)

Genus: Ankistrorhynchus Casier, 1964
Family: Sclerorhynchidae Cappetta, 1974
Suborder: Sclerorhynchoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Ankistrorhynchus washakiensis (2)
Case, 1987
Original description species: Case, 1987
Genus: Ankistrorhynchus Casier, 1964
Family: Sclerorhynchidae Cappetta, 1974
Suborder: Sclerorhynchoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Annea carinata (3)
Thies, 1982
Original description species: Thies, 1982
Genus: Annea Thies, 1983
Family: incert. fam.
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Annea maubeugei (2)
Delsate & Thies, 1995
Original description species: Delsate & Thies, 1995
Genus: Annea Thies, 1983
Family: incert. fam.
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Annea sp. (8)

Genus: Annea Thies, 1983
Family: incert. fam.
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Annulicorona pyramidalis (2)
Chen & Cuny, 2003
Original description species: Chen & Cuny, 2003
Genus: Annulicorona Chen & Cuny, 2003
Subclass: Elasmobranchii
Anodontacanthus acutus (2)
Davis, 1881
Valid name: Anodontacanthus alatus
Valid name: Anodontacanthus alatus
Original description species: Davis, 1881
Genus: Anodontacanthus Davis, 1881
Family: Xenacanthidae Fritsch, 1889
Order: Xenacanthiformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Anodontacanthus alatus (9)
(Davis, 1880)
Synonyms: Anodontacanthus acutus, Anodontacanthus obtusus, Pleuracanthus alatus, Pleuracanthus obtusus, Xenacanthus alatus, Xenacanthus (Pleuracanthus) alatus
Original description species: (Davis, 1880)
Genus: Anodontacanthus Davis, 1881
Family: Xenacanthidae Fritsch, 1889
Order: Xenacanthiformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Anodontacanthus americanus (3)
Hussakof, 1911
Valid name: Platyacanthus americanus
Valid name: Platyacanthus americanus
Original description species: Hussakof, 1911
Genus: Anodontacanthus Davis, 1881
Family: Xenacanthidae Fritsch, 1889
Order: Xenacanthiformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Anodontacanthus belemnoideus (3)
Zidek, 1978
Original description species: Zidek, 1978
Genus: Anodontacanthus Davis, 1881
Family: Xenacanthidae Fritsch, 1889
Order: Xenacanthiformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Anodontacanthus fastigiatus (1)
Davis, 1881
Valid name: Dicentrodus bicuspidatus
Valid name: Dicentrodus bicuspidatus
Original description species: Davis, 1881
Genus: Anodontacanthus Davis, 1881
Family: Xenacanthidae Fritsch, 1889
Order: Xenacanthiformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Anodontacanthus obtusus (2)
Davis, 1881
Valid name: Anodontacanthus alatus
Valid name: Anodontacanthus alatus
Original description species: Davis, 1881
Genus: Anodontacanthus Davis, 1881
Family: Xenacanthidae Fritsch, 1889
Order: Xenacanthiformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Anodontacanthus pusillus (2)
Hussakof & Bryant, 1918
Original description species: Hussakof & Bryant, 1918
Genus: Anodontacanthus Davis, 1881
Family: Xenacanthidae Fritsch, 1889
Order: Xenacanthiformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Anodontacanthus ruthenorum (1)
Chabakov, 1928
Original description species: Chabakov, 1928
Genus: Anodontacanthus Davis, 1881
Family: Xenacanthidae Fritsch, 1889
Order: Xenacanthiformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Anodontacanthus triangularis (7)
(Davis, 1880)
Synonyms: Compsacanthus triangularis, Pleuracanthus robustus, Pleuracanthus (Compsacanthus) triangularis
Original description species: (Davis, 1880)
Genus: Anodontacanthus Davis, 1881
Family: Xenacanthidae Fritsch, 1889
Order: Xenacanthiformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Anomotodon aff. novus (1)
(Winkler, 1874)
Valid name: Anomotodon novus
Valid name: Anomotodon novus
Original description species: (Winkler, 1874)
Genus: Anomotodon Arambourg, 1952
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anomotodon aff. plicatus (5)
(Arambourg, 1952)
Valid name: Anomotodon plicatus
Valid name: Anomotodon plicatus
Original description species: (Arambourg, 1952)
Genus: Anomotodon Arambourg, 1952
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anomotodon aff. sheppeyensis (1)
(Casier, 1966)
Valid name: Anomotodon sheppeyensis
Valid name: Anomotodon sheppeyensis
Original description species: (Casier, 1966)
Genus: Anomotodon Arambourg, 1952
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anomotodon alopecoides (1)
(Menner, 1928)
Valid name: Anomotodon novus
Valid name: Anomotodon novus
Original description species: (Menner, 1928)
Genus: Anomotodon Arambourg, 1952
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anomotodon angustidens (1)
(Reuss, 1845)
Valid name: Paranomotodon angustidens
Valid name: Paranomotodon angustidens
Original description species: (Reuss, 1845)
Genus: Anomotodon Arambourg, 1952
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anomotodon biflexus (1)
(Rogovich, 1861)
Valid name: Isurolamna biflexa
Valid name: Isurolamna biflexa
Original description species: (Rogovich, 1861)
Genus: Anomotodon Arambourg, 1952
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anomotodon cf. cravenensis (1)
Case, 1980
Valid name: Anomotodon cravenensis
Valid name: Anomotodon cravenensis
Original description species: Case, 1980
Genus: Anomotodon Arambourg, 1952
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anomotodon cf. novus (1)
(Winkler, 1874)
Valid name: Anomotodon novus
Valid name: Anomotodon novus
Original description species: (Winkler, 1874)
Genus: Anomotodon Arambourg, 1952
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anomotodon cf. plicatus (3)
Arambourg, 1952
Valid name: Anomotodon plicatus
Valid name: Anomotodon plicatus
Original description species: Arambourg, 1952
Genus: Anomotodon Arambourg, 1952
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anomotodon cf. principalis (3)
Cappetta, 1975
Valid name: Anomotodon principialis
Valid name: Anomotodon principialis
Original description species: Cappetta, 1975
Genus: Anomotodon Arambourg, 1952
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anomotodon cf. sheppeyensis (1)
(Casier, 1966)
Valid name: Anomotodon sheppeyensis
Valid name: Anomotodon sheppeyensis
Original description species: (Casier, 1966)
Genus: Anomotodon Arambourg, 1952
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anomotodon cf. toddi (2)
Case & Cappetta, 1997
Valid name: Paranomotodon toddi
Valid name: Paranomotodon toddi
Original description species: Case & Cappetta, 1997
Genus: Anomotodon Arambourg, 1952
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anomotodon cravenensis (6)
Case, 1980
Synonyms: Anomotodon cf. cravenensis
Original description species: Case, 1980
Genus: Anomotodon Arambourg, 1952
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anomotodon genaulti (6)
Guinot, Underwood, Cappetta & Ward, 2013
Original description species: Guinot, Underwood, Cappetta & Ward, 2013
Genus: Anomotodon Arambourg, 1952
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anomotodon gracilis (19)
(Agassiz, 1843)
Synonyms: Eostriatolamia gracilis, Lamna gracilis, Lamna (Odontaspis) gracilis, Odontaspis aff. gracilis, Odontaspis gracilis, Odontaspis (Synodontaspis) gracilis, Scapanorhynchus (Odontaspis) gracilis
Original description species: (Agassiz, 1843)
Genus: Anomotodon Arambourg, 1952
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anomotodon hermani (15)
Siverson, 1992
Original description species: Siverson, 1992
Genus: Anomotodon Arambourg, 1952
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anomotodon hermani* (1)
Zhelezko Kozlov, 1999
Original description species: Zhelezko Kozlov, 1999
Genus: Anomotodon Arambourg, 1952
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anomotodon kozlovi (1)
Adnet, 2000
Original description species: Adnet, 2000
Genus: Anomotodon Arambourg, 1952
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anomotodon laevis (1)
Herman, 1982
Original description species: Herman, 1982
Genus: Anomotodon Arambourg, 1952
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anomotodon lanceolatus (2)

Genus: Anomotodon Arambourg, 1952
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anomotodon landanensis (5)
(Darteville & Casier, 1959)
Synonyms: Oxyrhina landanensis
Original description species: (Darteville & Casier, 1959)
Genus: Anomotodon Arambourg, 1952
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anomotodon minutissimus (2)
(Menner, 1928)
Synonyms: Oxyrhina minutissima
Original description species: (Menner, 1928)
Genus: Anomotodon Arambourg, 1952
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anomotodon multidenticulata (3)
(Long, 1992)
Original description species: (Long, 1992)
Genus: Anomotodon Arambourg, 1952
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anomotodon novus (85)
(Winkler, 1874)
Synonyms: Anomotodon aff. novus, Anomotodon alopecoides, Anomotodon cf. novus, Anomotodon winkleri, Isurus cf. novus, Isurus nova, Isurus novus, Isurus winkleri, Isurus (Oxyrhina) aff. novus, Lamna alopecoides, Oxyrhina cf. nova, Oxyrhina nova, Oxyrhina winkleri
Original description species: (Winkler, 1874)
Genus: Anomotodon Arambourg, 1952
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anomotodon palatasi (1)
Kozlov, 2001
Valid name: Woellsteinia palatasi
Valid name: Woellsteinia palatasi
Original description species: Kozlov, 2001
Genus: Anomotodon Arambourg, 1952
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anomotodon plicatus (28)
Arambourg, 1952
Synonyms: Anomotodon aff. plicatus, Anomotodon cf. plicatus
Original description species: Arambourg, 1952
Genus: Anomotodon Arambourg, 1952
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anomotodon principalis (1)
Cappetta, 1975
Valid name: Anomotodon principialis
Valid name: Anomotodon principialis
Original description species: Cappetta, 1975
Genus: Anomotodon Arambourg, 1952
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anomotodon principialis (8)
Cappetta, 1975
Synonyms: Anomotodon cf. principalis, Anomotodon principalis
Original description species: Cappetta, 1975
Genus: Anomotodon Arambourg, 1952
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anomotodon senessei (3)
(Leriche, 1936)
Synonyms: Orthacodus senessei
Original description species: (Leriche, 1936)
Genus: Anomotodon Arambourg, 1952
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anomotodon sheppeyensis (16)
(Casier, 1966)
Synonyms: Anomotodon aff. sheppeyensis, Anomotodon cf. sheppeyensis, Isurus sheppeyensis, Oxyrhina sheppeyensis
Original description species: (Casier, 1966)
Genus: Anomotodon Arambourg, 1952
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anomotodon sp. (36)

Genus: Anomotodon Arambourg, 1952
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anomotodon toddi (4)
Case & Cappetta, 1997
Valid name: Paranomotodon toddi
Valid name: Paranomotodon toddi
Original description species: Case & Cappetta, 1997
Genus: Anomotodon Arambourg, 1952
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anotodus agassizii (2)
(Le Hon, 1871)
Valid name: Isurus retroflexus
Valid name: Isurus retroflexus
Original description species: (Le Hon, 1871)
Genus: Anotodus Le Hon, 1871
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anotodus benedeni (5)
(Le Hon, 1871)
Valid name: Parotodus benedeni
Valid name: Parotodus benedeni
Original description species: (Le Hon, 1871)
Genus: Anotodus Le Hon, 1871
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anotodus cf. agassizii (1)
(Le Hon, 1871)
Valid name: Isurus retroflexus
Valid name: Isurus retroflexus
Original description species: (Le Hon, 1871)
Genus: Anotodus Le Hon, 1871
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anotodus cf. benedeni (1)
(Le Hon, 1871)
Valid name: Parotodus benedeni
Valid name: Parotodus benedeni
Original description species: (Le Hon, 1871)
Genus: Anotodus Le Hon, 1871
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anotodus retroflexus (16)
(Agassiz, 1838)
Valid name: Isurus retroflexus
Valid name: Isurus retroflexus
Original description species: (Agassiz, 1838)
Genus: Anotodus Le Hon, 1871
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anotodus sp. (2)

Genus: Anotodus Le Hon, 1871
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anotodus supraoligocaenus (1)
(Weiler, 1943)
Valid name: Isurus oxyrinchus
Valid name: Isurus oxyrinchus
Original description species: (Weiler, 1943)
Genus: Anotodus Le Hon, 1871
Family: Alopiidae Bonaparte, 1835
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anoxypristis aethiopicus (2)
(Darteville & Casier, 1943)
Synonyms: Pristis aethiopicus
Original description species: (Darteville & Casier, 1943)
Genus: Anoxypristis White & Moy-Thomas, 1941
Family: Pristidae Bonaparte, 1838
Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anoxypristis aff. mucrodens (2)
(White, 1926)
Valid name: Anoxypristis mucrodens
Valid name: Anoxypristis mucrodens
Original description species: (White, 1926)
Genus: Anoxypristis White & Moy-Thomas, 1941
Family: Pristidae Bonaparte, 1838
Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anoxypristis cf. cuspidata-f (1)
(Latham, 1794)
Valid name: Anoxypristis cuspidata-f
Valid name: Anoxypristis cuspidata-f
Original description species: (Latham, 1794)
Genus: Anoxypristis White & Moy-Thomas, 1941
Family: Pristidae Bonaparte, 1838
Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anoxypristis fajumensis (6)
(Stromer, 1905)
Synonyms: Pristis fajumensis
Original description species: (Stromer, 1905)
Genus: Anoxypristis White & Moy-Thomas, 1941
Family: Pristidae Bonaparte, 1838
Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anoxypristis imhoffi (1)
Leriche, 1932
Valid name: Anoxypristis mucrodens
Valid name: Anoxypristis mucrodens
Original description species: Leriche, 1932
Genus: Anoxypristis White & Moy-Thomas, 1941
Family: Pristidae Bonaparte, 1838
Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anoxypristis mucrodens (21)
(White, 1926)
Synonyms: Anoxypristis aff. mucrodens, Anoxypristis imhoffi, Anoxypristis priemi, Anoxypristis wateleti, Pristis imhoffi, Pristis mucrodens, Pristis priemi, Pristis wateleti
Original description species: (White, 1926)
Genus: Anoxypristis White & Moy-Thomas, 1941
Family: Pristidae Bonaparte, 1838
Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anoxypristis osonensis (2)
(Farres, 2003)
Synonyms: Mesopristis osonensis
Original description species: (Farres, 2003)
Genus: Anoxypristis White & Moy-Thomas, 1941
Family: Pristidae Bonaparte, 1838
Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Anoxypristis sp-f (28)

Genus: Anoxypristis White & Moy-Thomas, 1941
Family: Pristidae Bonaparte, 1838
Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Antarctilamna cf. prisca (2)
Young, 1982
Valid name: Antarctilamna prisca
Valid name: Antarctilamna prisca
Original description species: Young, 1982
Genus: Antarctilamna Young, 1982
Family: Antarctilamnidae Ginter, Liao, & Valenzuela-Ríos, 2008
Order: Antarctilamniformes
Subclass: Elasmobranchii
Antarctilamna prisca (12)
Young, 1982
Synonyms: Antarctilamna cf. prisca
Original description species: Young, 1982
Genus: Antarctilamna Young, 1982
Family: Antarctilamnidae Ginter, Liao, & Valenzuela-Ríos, 2008
Order: Antarctilamniformes
Subclass: Elasmobranchii
Antarctilamna scriponensis (1)

Genus: Antarctilamna Young, 1982
Family: Antarctilamnidae Ginter, Liao, & Valenzuela-Ríos, 2008
Order: Antarctilamniformes
Subclass: Elasmobranchii
Antarctilamna seriponensis (4)
Gagnier, Turner, Friman,Suarez-Riglos & Janvier, 1988
Original description species: Gagnier, Turner, Friman,Suarez-Riglos & Janvier, 1988
Genus: Antarctilamna Young, 1982
Family: Antarctilamnidae Ginter, Liao, & Valenzuela-Ríos, 2008
Order: Antarctilamniformes
Subclass: Elasmobranchii
Antarctilamna sp. (8)

Genus: Antarctilamna Young, 1982
Family: Antarctilamnidae Ginter, Liao, & Valenzuela-Ríos, 2008
Order: Antarctilamniformes
Subclass: Elasmobranchii
Antarctilamna ultima (4)
Gess & Coates, 2015
Original description species: Gess & Coates, 2015
Genus: Antarctilamna Young, 1982
Family: Antarctilamnidae Ginter, Liao, & Valenzuela-Ríos, 2008
Order: Antarctilamniformes
Subclass: Elasmobranchii
Antiquaobatis grimmenensis (1)
Stumpf & Kriwet, 2019
Original description species: Stumpf & Kriwet, 2019
Genus: Antiquaobatis Stumpf & Kriwet, 2019
Family: incertae sedis
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Antliodus arcuatus (4)
Newberry, 1889
Original description species: Newberry, 1889
Genus: Antliodus Newberry & Worthen, 1866
Family: Petalodontidae Newberry & Worthen, 1866
Order: Petalodontiformes
Subclass: Euchondrocephali
Antliodus cucullus (5)
Newberry & Worthen, 1866
Original description species: Newberry & Worthen, 1866
Genus: Antliodus Newberry & Worthen, 1866
Family: Petalodontidae Newberry & Worthen, 1866
Order: Petalodontiformes
Subclass: Euchondrocephali
Antliodus gracilis (4)
St. John & Worthen, 1875
Original description species: St. John & Worthen, 1875
Genus: Antliodus Newberry & Worthen, 1866
Family: Petalodontidae Newberry & Worthen, 1866
Order: Petalodontiformes
Subclass: Euchondrocephali
Antliodus minutes (5)
Newberry & Worthen, 1866
Synonyms: Antliodus minutus
Original description species: Newberry & Worthen, 1866
Genus: Antliodus Newberry & Worthen, 1866
Family: Petalodontidae Newberry & Worthen, 1866
Order: Petalodontiformes
Subclass: Euchondrocephali
Antliodus minutus (4)
Newberry & Worthen, 1866
Valid name: Antliodus minutes
Valid name: Antliodus minutes
Original description species: Newberry & Worthen, 1866
Genus: Antliodus Newberry & Worthen, 1866
Family: Petalodontidae Newberry & Worthen, 1866
Order: Petalodontiformes
Subclass: Euchondrocephali
Antliodus mucronatus (4)
Newberry & Worthen, 1866
Original description species: Newberry & Worthen, 1866
Genus: Antliodus Newberry & Worthen, 1866
Family: Petalodontidae Newberry & Worthen, 1866
Order: Petalodontiformes
Subclass: Euchondrocephali
Antliodus parvulus (4)
Newberry & Worthen, 1866
Original description species: Newberry & Worthen, 1866
Genus: Antliodus Newberry & Worthen, 1866
Family: Petalodontidae Newberry & Worthen, 1866
Order: Petalodontiformes
Subclass: Euchondrocephali
Antliodus perovalis (4)
St. John & Worthen, 1875
Original description species: St. John & Worthen, 1875
Genus: Antliodus Newberry & Worthen, 1866
Family: Petalodontidae Newberry & Worthen, 1866
Order: Petalodontiformes
Subclass: Euchondrocephali
Antliodus politus (4)
Newberry & Worthen, 1866
Original description species: Newberry & Worthen, 1866
Genus: Antliodus Newberry & Worthen, 1866
Family: Petalodontidae Newberry & Worthen, 1866
Order: Petalodontiformes
Subclass: Euchondrocephali
Antliodus robustus (5)
Newberry & Worthen, 1866
Original description species: Newberry & Worthen, 1866
Genus: Antliodus Newberry & Worthen, 1866
Family: Petalodontidae Newberry & Worthen, 1866
Order: Petalodontiformes
Subclass: Euchondrocephali
Antliodus sarcululus (4)
Newberry & Worthen, 1870
Original description species: Newberry & Worthen, 1870
Genus: Antliodus Newberry & Worthen, 1866
Family: Petalodontidae Newberry & Worthen, 1866
Order: Petalodontiformes
Subclass: Euchondrocephali
Antliodus scoticus (2)
Moy-Thomas, 1938
Valid name: Tanaodus scoticus
Valid name: Tanaodus scoticus
Original description species: Moy-Thomas, 1938
Genus: Antliodus Newberry & Worthen, 1866
Family: Petalodontidae Newberry & Worthen, 1866
Order: Petalodontiformes
Subclass: Euchondrocephali
Antliodus similis (4)
Newberry & Worthen, 1866
Original description species: Newberry & Worthen, 1866
Genus: Antliodus Newberry & Worthen, 1866
Family: Petalodontidae Newberry & Worthen, 1866
Order: Petalodontiformes
Subclass: Euchondrocephali
Antliodus simplex (4)
Newberry & Worthen, 1866
Original description species: Newberry & Worthen, 1866
Genus: Antliodus Newberry & Worthen, 1866
Family: Petalodontidae Newberry & Worthen, 1866
Order: Petalodontiformes
Subclass: Euchondrocephali
Antliodus sp. (1)

Genus: Antliodus Newberry & Worthen, 1866
Family: Petalodontidae Newberry & Worthen, 1866
Order: Petalodontiformes
Subclass: Euchondrocephali
Antliodus sulcatus (4)
Newberry & Worthen, 1866
Original description species: Newberry & Worthen, 1866
Genus: Antliodus Newberry & Worthen, 1866
Family: Petalodontidae Newberry & Worthen, 1866
Order: Petalodontiformes
Subclass: Euchondrocephali
Antliodus truncates (1)

Genus: Antliodus Newberry & Worthen, 1866
Family: Petalodontidae Newberry & Worthen, 1866
Order: Petalodontiformes
Subclass: Euchondrocephali
Antrigoulia circumplicata (1)
Guinot, Cappetta & Adnet, 2014
Original description species: Guinot, Cappetta & Adnet, 2014
Genus: Antrigoulia Guinot, Cappetta & Adnet, 2014
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Apocodon sericeus (1)
Cope, 1885
Valid name: Apocopodon sericeus
Valid name: Apocopodon sericeus
Original description species: Cope, 1885
Genus: Apocodon Cope, 1885
Family: Myliobatidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Apocopodon sericeus (8)
Cope, 1885
Synonyms: Apocodon sericeus
Original description species: Cope, 1885
Genus: Apocopodon Cope, 1885
Family: Myliobatidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Apocopodon sp. (1)

Genus: Apocopodon Cope, 1885
Family: Myliobatidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aprion stellatus (2)
(Probst, 1878)
Valid name: Carcharhinus priscus
Valid name: Carcharhinus priscus
Original description species: (Probst, 1878)
Genus: Aprion Müller & Henle, 1839
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aprionodon acuarias (1)
(Probst, 1979)
Valid name: Carcharhinus acuarius
Valid name: Carcharhinus acuarius
Original description species: (Probst, 1979)
Genus: Aprionodon Gill, 1861
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aprionodon acuarius (4)
(Probst, 1979)
Valid name: Carcharhinus acuarius
Valid name: Carcharhinus acuarius
Original description species: (Probst, 1979)
Genus: Aprionodon Gill, 1861
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aprionodon aff. caunellensis (2)
Cappetta, 1970
Valid name: Carcharhinus caunellensis
Valid name: Carcharhinus caunellensis
Original description species: Cappetta, 1970
Genus: Aprionodon Gill, 1861
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aprionodon aff. lerichei (1)
Darteville & Casier, 1943
Valid name: Carcharhinus lerichei
Valid name: Carcharhinus lerichei
Original description species: Darteville & Casier, 1943
Genus: Aprionodon Gill, 1861
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aprionodon amekiensis (4)
White, 1926
Valid name: Carcharhinus amekiensis
Valid name: Carcharhinus amekiensis
Original description species: White, 1926
Genus: Aprionodon Gill, 1861
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aprionodon caunellensis (2)
Cappetta, 1970
Valid name: Carcharhinus caunellensis
Valid name: Carcharhinus caunellensis
Original description species: Cappetta, 1970
Genus: Aprionodon Gill, 1861
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aprionodon cf. caunellensis (1)
Cappetta, 1970
Valid name: Carcharhinus caunellensis
Valid name: Carcharhinus caunellensis
Original description species: Cappetta, 1970
Genus: Aprionodon Gill, 1861
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aprionodon cf. collata (2)
(Eastman, 1904)
Valid name: Carcharhinus priscus
Valid name: Carcharhinus priscus
Original description species: (Eastman, 1904)
Genus: Aprionodon Gill, 1861
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aprionodon cf. frequens (1)
(Dames, 1883)
Valid name: Negaprion frequens
Valid name: Negaprion frequens
Original description species: (Dames, 1883)
Genus: Aprionodon Gill, 1861
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aprionodon cf. lerichei (4)
Darteville & Casier, 1943
Valid name: Carcharhinus lerichei
Valid name: Carcharhinus lerichei
Original description species: Darteville & Casier, 1943
Genus: Aprionodon Gill, 1861
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aprionodon elongatus (4)
(Leriche, 1910)
Valid name: Carcharhinus elongatus
Valid name: Carcharhinus elongatus
Original description species: (Leriche, 1910)
Genus: Aprionodon Gill, 1861
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aprionodon frequens (3)
(Dames, 1883)
Valid name: Negaprion frequens
Valid name: Negaprion frequens
Original description species: (Dames, 1883)
Genus: Aprionodon Gill, 1861
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aprionodon lerichei (4)
Darteville & Casier, 1943
Valid name: Carcharhinus lerichei
Valid name: Carcharhinus lerichei
Original description species: Darteville & Casier, 1943
Genus: Aprionodon Gill, 1861
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aprionodon marcaisi (2)
Arambourg, 1952
Valid name: Carcharhinus marcaisi
Valid name: Carcharhinus marcaisi
Original description species: Arambourg, 1952
Genus: Aprionodon Gill, 1861
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aprionodon sp-f (9)

Genus: Aprionodon Gill, 1861
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aprionodon woodwardi (3)
Leriche, 1905
Valid name: Carcharhinus woodwardi
Valid name: Carcharhinus woodwardi
Original description species: Leriche, 1905
Genus: Aprionodon Gill, 1861
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aprionodon (Carcharias) frequens (1)
(Dames, 1883)
Valid name: Negaprion frequens
Valid name: Negaprion frequens
Original description species: (Dames, 1883)
Genus: Aprionodon (Carcharias)
Family: Odontaspididae Müller & Henle, 1839
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Apristurus aff. laurussoni-f (1)
(Saemundsson, 1922)
Valid name: Apristurus laurussonii-f
Valid name: Apristurus laurussonii-f
Original description species: (Saemundsson, 1922)
Genus: Apristurus Garman, 1913
Family: Pentanchidae Smith, 1912
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Apristurus sereti (6)
Adnet, 2006
Original description species: Adnet, 2006
Genus: Apristurus Garman, 1913
Family: Pentanchidae Smith, 1912
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Apristurus sp-f (10)

Genus: Apristurus Garman, 1913
Family: Pentanchidae Smith, 1912
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aptychotrema massoniae (1)
Bernardez, 2002 (nomen nudum)
Original description species: Bernardez, 2002 (nomen nudum)
Genus: Aptychotrema Norman, 1926
Family: Trygonorrhinidae Last, Séret & Naylor, 2016
Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aquilolamna milarcae (2)
Vullo, Frey, Ifrim, González, Stinnesbeck & Stinnesbeck, 2021
Original description species: Vullo, Frey, Ifrim, González, Stinnesbeck & Stinnesbeck, 2021
Genus: Aquilolamna Vullo, Frey, Ifrim, González, Stinnesbeck & Stinnesbeck, 2021
Family: Aquilolamnidae Vullo, Frey, Ifrim, González, Stinnesbeck & Stinnesbeck, 2021
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Araloselachus agespensis (5)
Glikman, 1964
Original description species: Glikman, 1964
Genus: Araloselachus Glikman, 1964
Family: Odontaspididae Müller & Henle, 1839
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Araloselachus aralensis (4)
(Glikman, 1964)
Synonyms: Carcharias baigubeki, Odontaspis aralensis, Odontaspis baigubeki
Original description species: (Glikman, 1964)
Genus: Araloselachus Glikman, 1964
Family: Odontaspididae Müller & Henle, 1839
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Araloselachus aralensis aralensis (1)
(Glikman, 1964)
Original description species: (Glikman, 1964)
Genus: Araloselachus Glikman, 1964
Family: Odontaspididae Müller & Henle, 1839
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Araloselachus aralensis kutanbulaki (1)
Zhelezko in Zhelezko & Kozlov, 1999
Original description species: Zhelezko in Zhelezko & Kozlov, 1999
Genus: Araloselachus Glikman, 1964
Family: Odontaspididae Müller & Henle, 1839
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Araloselachus aralensis nurensis (1)
Zhelezko in Zhelezko & Kozlov, 1999
Original description species: Zhelezko in Zhelezko & Kozlov, 1999
Genus: Araloselachus Glikman, 1964
Family: Odontaspididae Müller & Henle, 1839
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Araloselachus aralensis solonovski (1)
Zhelezko in Zhelezko & Kozlov, 1999
Original description species: Zhelezko in Zhelezko & Kozlov, 1999
Genus: Araloselachus Glikman, 1964
Family: Odontaspididae Müller & Henle, 1839
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Araloselachus cf. cuspidatus (3)
(Agassiz, 1843)
Valid name: Araloselachus cuspidatus
Valid name: Araloselachus cuspidatus
Original description species: (Agassiz, 1843)
Genus: Araloselachus Glikman, 1964
Family: Odontaspididae Müller & Henle, 1839
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Araloselachus cuspidata (1)
(Agassiz, 1843)
Valid name: Araloselachus cuspidatus
Valid name: Araloselachus cuspidatus
Original description species: (Agassiz, 1843)
Genus: Araloselachus Glikman, 1964
Family: Odontaspididae Müller & Henle, 1839
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Araloselachus cuspidatus (411)
(Agassiz, 1843)
Synonyms: Araloselachus cf. cuspidatus, Araloselachus cuspidata, Borealotodus karpinski, Borealotodus karpinskii, Carcharias aff. cuspidata, Carcharias cf. cuspidata, Carcharias cf. cuspidatus, Carcharias cuspidata, Carcharias cuspidatus, Carcharias denticulata, Carcharias (Odontaspis) cuspidata, Carcharias (Synodontaspis) cuspidata, Eugomphodus cuspidatus, Jaekelotodus karpinskii, Lamna cf. cuspidata, Lamna cuspidata, Lamna denticulata, Lamna karpinskii, Lamna (Odontaspis) cuspidata, Lamna (Odontaspis) cuspidata minor, Lamna (Odontaspis) macrota hungarica, Mennerotodus karpinsky, Odontaspis aff. cuspidata, Odontaspis cf. cuspidata, Odontaspis cf. cuspidata minor, Odontaspis cuspidata, Odontaspis cuspidatus, Odontaspis denticulata, Odontaspis (Synodontaspis) cf. cuspidata, Odontaspis (Synodontaspis) cuspidata, Odontaspis (Synodontaspis) cuspidata cuspidata, Otodus serrotinus, Oxyrhina cuspidata, Synodontaspis cuspidata, Synodontaspis (Synodontaspis) cuspidata cuspidata
Original description species: (Agassiz, 1843)
Genus: Araloselachus Glikman, 1964
Family: Odontaspididae Müller & Henle, 1839
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Araloselachus sp. (2)

Genus: Araloselachus Glikman, 1964
Family: Odontaspididae Müller & Henle, 1839
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Araloselachus turgaensis (2)
Zhelezko in Zhelezko & Kozlov, 1999
Original description species: Zhelezko in Zhelezko & Kozlov, 1999
Genus: Araloselachus Glikman, 1964
Family: Odontaspididae Müller & Henle, 1839
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Araloselachus vorax (66)
(Le Hon, 1871)
Synonyms: Carcharias cf. vorax, Carcharias ferox bartesagoi, Carcharias taurus vorax, Carcharias vorax, Carcharias (Synodontaspis) acutissima vorax, Lamna (Odontaspis) vorax, Odontaspis acutissima vorax, Odontaspis aff. vorax, Odontaspis cf. vorax, Odontaspis ferox bartesagoi, Odontaspis vorax, Odontaspis (Synodontaspis) acutissima vorax, Odontaspis (Synodontaspis) vorax, Synodontaspis vorax
Original description species: (Le Hon, 1871)
Genus: Araloselachus Glikman, 1964
Family: Odontaspididae Müller & Henle, 1839
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Arauzia federicoi (3)
Mader, 1986
Original description species: Mader, 1986
Genus: Arauzia Mader, 1986
Family: incert. fam.
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Arauzia sp. (3)

Genus: Arauzia Mader, 1986
Family: incert. fam.
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Archaeobatis gigas (4)
Newberry, 1878
Original description species: Newberry, 1878
Genus: Archaeobatis Newberry, 1878
Family: Psammodontidae De Konick, 1878
Superorder: Holocephalimorpha
Subclass: Holocephali
Archaeobatis sp. (1)

Genus: Archaeobatis Newberry, 1878
Family: Psammodontidae De Konick, 1878
Superorder: Holocephalimorpha
Subclass: Holocephali
Archaeogaleus lengadocensis (2)
Guinot, Cappetta & Adnet, 2014
Original description species: Guinot, Cappetta & Adnet, 2014
Genus: Archaeogaleus Guinot, Cappetta & Adnet, 2014
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Archaeolamna aduncata (2)
(Zhelezko, 1990)
Synonyms: Protolamna aduncata
Original description species: (Zhelezko, 1990)
Genus: Archaeolamna Siverson, 1992
Family: Archaeolamnidae Underwood & Cumbaa, 2010
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Archaeolamna aduncata suberecta (3)
(Zhelezko, 1990)
Synonyms: Protolamna aduncata suberecta
Original description species: (Zhelezko, 1990)
Genus: Archaeolamna Siverson, 1992
Family: Archaeolamnidae Underwood & Cumbaa, 2010
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Archaeolamna aff. kopingensis (1)
(Davis, 1890)
Valid name: Archaeolamna kopingensis
Valid name: Archaeolamna kopingensis
Original description species: (Davis, 1890)
Genus: Archaeolamna Siverson, 1992
Family: Archaeolamnidae Underwood & Cumbaa, 2010
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Archaeolamna arcuata orica (3)
(Zhelezko, 1990)
Synonyms: Protolamna arcuata orica
Original description species: (Zhelezko, 1990)
Genus: Archaeolamna Siverson, 1992
Family: Archaeolamnidae Underwood & Cumbaa, 2010
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Archaeolamna cf. kopingensis (10)
(Davis, 1890)
Valid name: Archaeolamna kopingensis
Valid name: Archaeolamna kopingensis
Original description species: (Davis, 1890)
Genus: Archaeolamna Siverson, 1992
Family: Archaeolamnidae Underwood & Cumbaa, 2010
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Archaeolamna ex. gr. kopingensis (3)
(Davis, 1890)
Valid name: Archaeolamna kopingensis
Valid name: Archaeolamna kopingensis
Original description species: (Davis, 1890)
Genus: Archaeolamna Siverson, 1992
Family: Archaeolamnidae Underwood & Cumbaa, 2010
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Archaeolamna haigi (4)
Siverson, 1996
Original description species: Siverson, 1996
Genus: Archaeolamna Siverson, 1992
Family: Archaeolamnidae Underwood & Cumbaa, 2010
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Archaeolamna incussidens (3)
De Vis, 1911
Synonyms: Hybodus incussidens
Original description species: De Vis, 1911
Genus: Archaeolamna Siverson, 1992
Family: Archaeolamnidae Underwood & Cumbaa, 2010
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Archaeolamna japonensis judithensis (1)

Genus: Archaeolamna Siverson, 1992
Family: Archaeolamnidae Underwood & Cumbaa, 2010
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Archaeolamna kopingensis (50)
(Davis, 1890)
Synonyms: Archaeolamna aff. kopingensis, Archaeolamna cf. kopingensis, Archaeolamna ex. gr. kopingensis, Odontaspis kopingensis
Original description species: (Davis, 1890)
Genus: Archaeolamna Siverson, 1992
Family: Archaeolamnidae Underwood & Cumbaa, 2010
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Archaeolamna kopingensis judithensis (6)
Siverson, 1992
Synonyms: Archaeolamna kopinqensis
Original description species: Siverson, 1992
Genus: Archaeolamna Siverson, 1992
Family: Archaeolamnidae Underwood & Cumbaa, 2010
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Archaeolamna kopingensis kopingensis (37)
(Davis, 1890)
Synonyms: Cretodus arcuata, Cretodus arcuatus, Cretolamna arcuata, Lamna arcuata, Lamna cf. arcuata, Odontaspis (Odontaspis) arcuata, Plicatolamna arcuata, Plicatolamna cf. arcuata, Protolamna arcuata
Original description species: (Davis, 1890)
Genus: Archaeolamna Siverson, 1992
Family: Archaeolamnidae Underwood & Cumbaa, 2010
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Archaeolamna kopinqensis (1)
(Davis, 1890)
Valid name: Archaeolamna kopingensis judithensis
Valid name: Archaeolamna kopingensis judithensis
Original description species: (Davis, 1890)
Genus: Archaeolamna Siverson, 1992
Family: Archaeolamnidae Underwood & Cumbaa, 2010
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Archaeolamna sp. (9)

Genus: Archaeolamna Siverson, 1992
Family: Archaeolamnidae Underwood & Cumbaa, 2010
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Archaeolamna striata (2)
(Rogovich, 1861)
Synonyms: Otodus striatus.
Original description species: (Rogovich, 1861)
Genus: Archaeolamna Siverson, 1992
Family: Archaeolamnidae Underwood & Cumbaa, 2010
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Archaeolamna* apophysata (1)
Li, 1997
Original description species: Li, 1997
Genus: Archaeolamna* Li, 1997
Family: Cretoxyrhinidae Glickman, 1958
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Archaeomanta cf. melenhorsti (1)
Herman, 1979
Valid name: Archaeomanta melenhorsti
Valid name: Archaeomanta melenhorsti
Original description species: Herman, 1979
Genus: Archaeomanta Herman, 1979
Family: Mobulidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Archaeomanta cf. priemi (1)
Herman, 1979
Valid name: Archaeomanta priemi
Valid name: Archaeomanta priemi
Original description species: Herman, 1979
Genus: Archaeomanta Herman, 1979
Family: Mobulidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Archaeomanta hermani (1)
Kozlov, 2001
Original description species: Kozlov, 2001
Genus: Archaeomanta Herman, 1979
Family: Mobulidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Archaeomanta melenhorsti (13)
Herman, 1979
Synonyms: Archaeomanta cf. melenhorsti
Original description species: Herman, 1979
Genus: Archaeomanta Herman, 1979
Family: Mobulidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Archaeomanta priemi (4)
Herman, 1979
Synonyms: Archaeomanta cf. priemi
Original description species: Herman, 1979
Genus: Archaeomanta Herman, 1979
Family: Mobulidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Archaeomanta sp. (13)

Genus: Archaeomanta Herman, 1979
Family: Mobulidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Archaeotriakis ornatus (4)
Case, 1987
Original description species: Case, 1987
Genus: Archaeotriakis Case, 1978
Family: Triakidae Gray, 1851
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Archaeotriakis rochelleae (6)
Case, 1978
Original description species: Case, 1978
Genus: Archaeotriakis Case, 1978
Family: Triakidae Gray, 1851
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Archaeotriakis sp. (2)

Genus: Archaeotriakis Case, 1978
Family: Triakidae Gray, 1851
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Archingeayia sistaci (2)
Vullo & Cappetta & Néraudeau, 2007
Original description species: Vullo & Cappetta & Néraudeau, 2007
Genus: Archingeayia Vullo, Cappetta & Néraudeau, 2007
Family: Sclerorhynchidae Cappetta, 1974
Suborder: Sclerorhynchoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Arctacanthus exiguus (2)
Yamagishi, 2004
Original description species: Yamagishi, 2004
Genus: Arctacanthus Nielsen, 1932
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Arctacanthus sp. (2)

Genus: Arctacanthus Nielsen, 1932
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Arctacanthus uncinatus (4)
Nielsen, 1932
Original description species: Nielsen, 1932
Genus: Arctacanthus Nielsen, 1932
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Arctacanthus wyomingensis (3)
Branson, 1934
Synonyms: Dolophonodus uncinatus
Original description species: Branson, 1934
Genus: Arctacanthus Nielsen, 1932
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Arcuodus bialveatus (4)
(St. John & Worthen, 1883)
Synonyms: Deltodopsis bialveatus
Original description species: (St. John & Worthen, 1883)
Genus: Arcuodus Itano & Lambert, 2018
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Arcuodus multicuspidatus (4)
Itano & Lambert, 2018
Original description species: Itano & Lambert, 2018
Genus: Arcuodus Itano & Lambert, 2018
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Arduodens flammeus (4)
Hairapetian & Ginter, 2009
Original description species: Hairapetian & Ginter, 2009
Genus: Arduodens Hairapetian & Ginter, 2009
Family: Ctenacanthidae Dean, 1909
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Arechia arambourgi (2)
Cappetta, 1983
Original description species: Cappetta, 1983
Genus: Arechia Cappetta, 1983
Family: Dasyatidae Jordan & Gilbert, 1879
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Arechia crassicaudata (21)
(Blainville, 1818)
Synonyms: Taeniura knerii, Trygon brevicauda, Trygon oblongus, Trygonobatus crassicaudatus, Urolophus crassicauda, Urolophus crassicaudatus, Urolophus princeps
Original description species: (Blainville, 1818)
Genus: Arechia Cappetta, 1983
Family: Dasyatidae Jordan & Gilbert, 1879
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Arechia sp. (8)

Genus: Arechia Cappetta, 1983
Family: Dasyatidae Jordan & Gilbert, 1879
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Areyonga oervigi (2)
Young, 1997
Valid name: Areyongalepis oervigi
Valid name: Areyongalepis oervigi
Original description species: Young, 1997
Genus: Areyonga Young, 1997
Family: incert. fam.
Order: incert. sedis
Subclass: Elasmobranchii
Areyongalepis oervigi (3)
(Young, 1997)
Synonyms: Areyonga oervigi
Original description species: (Young, 1997)
Genus: Areyongalepis Young, 2000
Family: incert. fam.
Order: incert. sedis
Subclass: Elasmobranchii
Argoubia arnoldmülleri (1)
Leder, 2015
Original description species: Leder, 2015
Genus: Argoubia Adnet, Cappetta, Guinot & Notarbartolo Di Sciara, 2012
Family: Myliobatidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Argoubia barbei (1)
Adnet, Cappetta, Guinot & Notarbartolo Di Sciara, 2012
Original description species: Adnet, Cappetta, Guinot & Notarbartolo Di Sciara, 2012
Genus: Argoubia Adnet, Cappetta, Guinot & Notarbartolo Di Sciara, 2012
Family: Myliobatidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Arhynchobatis asperrimus-f (1)
Waite, 1909
Original description species: Waite, 1909
Genus: Arhynchobatis Waite, 1909
Family: Arhynchobatidae Fowler, 1934
Suborder: Rajoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Arnomobula eythrai (1)
Leder, 2015
Original description species: Leder, 2015
Genus: Arnomobula Leder, 2015
Family: Mobulidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Arpagodus rectangulus (3)
Trautschold, 1879
Original description species: Trautschold, 1879
Genus: Arpagodus Trautschold, 1879
Family: Agassizodontidae Zangerl, 1981
Superfamily: Edestoidae
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Arpagodus sp. (1)

Genus: Arpagodus Trautschold, 1879
Family: Agassizodontidae Zangerl, 1981
Superfamily: Edestoidae
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Arthrobatis rileyi (6)
(Agassiz, 1843)
Synonyms: Arthropterus rileyi
Original description species: (Agassiz, 1843)
Genus: Arthrobatis Whitley, 1940
Family: Arthrobatidae Greenfield, 2024
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Arthropterus rileyi (5)
Agassiz, 1843
Valid name: Arthrobatis rileyi
Valid name: Arthrobatis rileyi
Original description species: Agassiz, 1843
Genus: Arthropterus Agassiz, 1843
Family: Arthrobatidae Greenfield, 2024
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Artiodus prominens (2)
Ivanov & Duffin, 2017
Original description species: Ivanov & Duffin, 2017
Genus: Artiodus Ivanov & Duffin, 2017
Family: incert. fam.
Order: incert. sedis
Cohort: Euselachii
Subclass: Elasmobranchii
Asflapristis cristadentis (3)
Villalobos-Segura, Underwood, Ward & Claeson, 2019
Original description species: Villalobos-Segura, Underwood, Ward & Claeson, 2019
Genus: Asflapristis Villalobos-Segura, Underwood, Ward & Claeson, 2019
Family: Ptychotrygonidae Kriwet, Nunn & Klug, 2009
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Asiodontus shuvalovi (1)
Nessov, Glikman & Mertinienne in Mertiniene & Nessov, 1991
Original description species: Nessov, Glikman & Mertinienne in Mertiniene & Nessov, 1991
Genus: Asiodontus Nessov, Glikman & Mertinienne, 1991
Family: Polyacrodontidae Glickman, 1964
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Aspidodus crenulatus (1)
Newberry & Worthen, 1866
Valid name: Psephodus crenulatus
Valid name: Psephodus crenulatus
Original description species: Newberry & Worthen, 1866
Genus: Aspidodus Newberry & Worthen, 1866
Asteracanthus acutus (8)
Agassiz, 1837
Synonyms: Asteracanthus cf. acutus
Original description species: Agassiz, 1837
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus aegyptiacus (16)
Stromer, 1927
Original description species: Stromer, 1927
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus aff. lepidus (1)
Dollfus, 1863
Valid name: Asteracanthus lepidus
Valid name: Asteracanthus lepidus
Original description species: Dollfus, 1863
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus aff. ornatissimus (1)
Agassiz, 1836
Valid name: Asteracanthus ornatissimus
Valid name: Asteracanthus ornatissimus
Original description species: Agassiz, 1836
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus aff. tenuis (1)
(Agassiz, 1838)
Valid name: Asteracanthus tenuis
Valid name: Asteracanthus tenuis
Original description species: (Agassiz, 1838)
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus biformatus (2)
Kriwet, 1995
Original description species: Kriwet, 1995
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus cf. acutus (1)
Agassiz, 1837
Valid name: Asteracanthus acutus
Valid name: Asteracanthus acutus
Original description species: Agassiz, 1837
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus cf. longidens (1)
(Agassiz, 1838)
Valid name: Asteracanthus longidens
Valid name: Asteracanthus longidens
Original description species: (Agassiz, 1838)
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus cf. magnus (1)
(Agassiz, 1838)
Valid name: Asteracanthus magnus
Valid name: Asteracanthus magnus
Original description species: (Agassiz, 1838)
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus cf. ornatissimus (1)
Agassiz, 1836
Valid name: Asteracanthus ornatissimus
Valid name: Asteracanthus ornatissimus
Original description species: Agassiz, 1836
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus cf. reticulatus (1)
(Agassiz, 1838)
Valid name: Strophodus reticulatus
Valid name: Strophodus reticulatus
Original description species: (Agassiz, 1838)
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus cf. semiverrucosus (1)
Egerton, 1854
Valid name: Asteracanthus semiverrucosus
Valid name: Asteracanthus semiverrucosus
Original description species: Egerton, 1854
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus dunaii (1)
Szabó & Főzy, 2020
Valid name: Strophodus dunaii
Valid name: Strophodus dunaii
Original description species: Szabó & Főzy, 2020
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus eocaenicus (2)
(Tate, 1894)
Valid name: Heterodontus eocenicus
Valid name: Heterodontus eocenicus
Original description species: (Tate, 1894)
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus granulosus (4)
Egerton, 1854
Original description species: Egerton, 1854
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus lepidus (5)
Dollfus, 1863
Synonyms: Asteracanthus aff. lepidus
Original description species: Dollfus, 1863
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus longidens (10)
(Agassiz, 1838)
Synonyms: Asteracanthus cf. longidens, Psammodus longidens, Strophodus longidens
Original description species: (Agassiz, 1838)
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus magnus (27)
(Agassiz, 1838)
Synonyms: Asteracanthus cf. magnus, Asteracanthus favosus, Asteracanthus (Strophodus) favosus, Asteracanthus (Strophodus) magnus, Psammodus magnus, Strophodus favosus, Strophodus magnus, Strophodus rigauxi, Strophodus (Psammodus) magnus
Original description species: (Agassiz, 1838)
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus medius (4)
(Owen, 1869)
Synonyms: Strophodus medius
Original description species: (Owen, 1869)
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus minor (4)
Agassiz, 1837
Original description species: Agassiz, 1837
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus ornatissimus (68)
Agassiz, 1836
Synonyms: Asteracanthus aff. ornatissimus, Asteracanthus beddingtonensis, Asteracanthus cf. ornatissimus, Asteracanthus papillosus, Asteracanthus preussi, Asteracanthus subreticulatus, Psammodus reticulatus, Psammodus subreticulatus, Strophodus normanianus, Strophodus radiatus, Strophodus ratisbonensis, Strophodus subreticulatus
Original description species: Agassiz, 1836
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus ornatissimus flettonensis (3)
Woodward, 1888
Valid name: Strophodus reticulatus
Valid name: Strophodus reticulatus
Original description species: Woodward, 1888
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus papillosus (2)
Egerton, 1854
Valid name: Asteracanthus ornatissimus
Valid name: Asteracanthus ornatissimus
Original description species: Egerton, 1854
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus patagonicus (2)
Ameghino, 1935
Original description species: Ameghino, 1935
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus preussi (2)
Dunker, 1848
Valid name: Asteracanthus ornatissimus
Valid name: Asteracanthus ornatissimus
Original description species: Dunker, 1848
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus reticulatus (1)
(Agassiz, 1838)
Valid name: Strophodus reticulatus
Valid name: Strophodus reticulatus
Original description species: (Agassiz, 1838)
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus semiradiatus (1)

Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus semisulcatus (10)
Agassiz, 1837
Synonyms: Asteracanthus tenuistriatus, Ichthyodorulites purbecensis, Leptacanthus semisulcatus
Original description species: Agassiz, 1837
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus semiverrucosus (6)
Egerton, 1854
Synonyms: Asteracanthus cf. semiverrucosus
Original description species: Egerton, 1854
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus shastensis (1)
(Bryant, 1914)
Valid name: Palaeobates shastensis
Valid name: Palaeobates shastensis
Original description species: (Bryant, 1914)
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus siderius (1)
Leidy, 1870
Valid name: Bythiacanthus siderius
Valid name: Bythiacanthus siderius
Original description species: Leidy, 1870
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus smithwoodwardi (1)
Peyer, 1946
Original description species: Peyer, 1946
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus somaensis (2)
Yabe, 1902
Original description species: Yabe, 1902
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus sp. (43)

Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus stutchburyi (3)
Agassiz, 1843 (nomen nudum)
Original description species: Agassiz, 1843 (nomen nudum)
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus tenuis (17)
(Agassiz, 1838)
Synonyms: Asteracanthus aff. tenuis, Asteracanthus (Strophodus) tenuis, Psammodus tenuis, Strophodus tenuis
Original description species: (Agassiz, 1838)
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus tenuistriatus (1)
Phillips, 1871
Valid name: Asteracanthus semisulcatus
Valid name: Asteracanthus semisulcatus
Original description species: Phillips, 1871
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus tetrastichodon (1)
Fricke, 1875
Original description species: Fricke, 1875
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus tridentinus (3)
(Zittel, 1870)
Synonyms: Strophodus tridentinits, Strophodus tridentinus
Original description species: (Zittel, 1870)
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus udulfensis (1)
Leuzinger, Cuny, Popov & Billon-Bruyat, 2017
Valid name: Strophodus udulfensis
Valid name: Strophodus udulfensis
Original description species: Leuzinger, Cuny, Popov & Billon-Bruyat, 2017
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus verrucosus (5)
Egerton, 1854
Original description species: Egerton, 1854
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus wastensis (2)
Sauvage, 1880
Original description species: Sauvage, 1880
Genus: Asteracanthus Agassiz, 1836
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus (Strophodus) favosus (1)
(Agassiz, 1843)
Valid name: Asteracanthus magnus
Valid name: Asteracanthus magnus
Original description species: (Agassiz, 1843)
Genus: Asteracanthus (Strophodus)
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus (Strophodus) lingualis (1)
(Phillips, 1871)
Valid name: Asteracanthus lingualis
Valid name: Asteracanthus lingualis
Original description species: (Phillips, 1871)
Genus: Asteracanthus (Strophodus)
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus (Strophodus) magnus (1)
(Agassiz, 1838)
Valid name: Asteracanthus magnus
Valid name: Asteracanthus magnus
Original description species: (Agassiz, 1838)
Genus: Asteracanthus (Strophodus)
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asteracanthus (Strophodus) tenuis (1)
(Agassiz, 1838)
Valid name: Asteracanthus tenuis
Valid name: Asteracanthus tenuis
Original description species: (Agassiz, 1838)
Genus: Asteracanthus (Strophodus)
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Asterodermus platypteros (1)
Agassiz, 1836
Valid name: Asterodermus platypterus
Valid name: Asterodermus platypterus
Original description species: Agassiz, 1836
Genus: Asterodermus Agassiz, 1843
Family: Rhinobatidae Bonaparte, 1835
Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Asterodermus platypterus (16)
Agassiz, 1836
Synonyms: Asterodermus platypteros, Raja platypterus
Original description species: Agassiz, 1836
Genus: Asterodermus Agassiz, 1843
Family: Rhinobatidae Bonaparte, 1835
Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Asterodermus sp. (5)

Genus: Asterodermus Agassiz, 1843
Family: Rhinobatidae Bonaparte, 1835
Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Asteroptychius bellulus (2)
St. John & Worthen, 1875
Original description species: St. John & Worthen, 1875
Genus: Asteroptychius Agassiz, 1841
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Asteroptychius gracilis (2)
Newberry, 1897
Original description species: Newberry, 1897
Genus: Asteroptychius Agassiz, 1841
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Asteroptychius keokuk (1)
St. John & Worthen, 1875
Original description species: St. John & Worthen, 1875
Genus: Asteroptychius Agassiz, 1841
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Asteroptychius ornatus (11)
M'Coy, 1855
Synonyms: Asteroptychius portlockii, Asteroptychius semiornatus
Original description species: M'Coy, 1855
Genus: Asteroptychius Agassiz, 1841
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Asteroptychius portlockii (2)
Agassiz, 1843 (nomen nudum)
Valid name: Asteroptychius ornatus
Valid name: Asteroptychius ornatus
Original description species: Agassiz, 1843 (nomen nudum)
Genus: Asteroptychius Agassiz, 1841
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Asteroptychius semiornatus (3)
M'Coy, 1848
Valid name: Asteroptychius ornatus
Valid name: Asteroptychius ornatus
Original description species: M'Coy, 1848
Genus: Asteroptychius Agassiz, 1841
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Asteroptychius stludovici (1)
St. John & Worthen, 1875
Original description species: St. John & Worthen, 1875
Genus: Asteroptychius Agassiz, 1841
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Asteroptychius tenuis (1)
St. John & Worthen, 1875
Original description species: St. John & Worthen, 1875
Genus: Asteroptychius Agassiz, 1841
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Asteroptychius vetustus (1)
St. John & Worthen, 1875
Original description species: St. John & Worthen, 1875
Genus: Asteroptychius Agassiz, 1841
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Asterotrygon maloneyi (2)
Carvalho, Maisey & Grande, 2004
Original description species: Carvalho, Maisey & Grande, 2004
Genus: Asterotrygon Carvalho, Maisey & Grande, 2004
Family: Dasyatidae Jordan & Gilbert, 1879
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Astrape media (1)
Noetling, 1885
Original description species: Noetling, 1885
Genus: Astrape Müller & Henle, 1837
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Asymbolus sp-f (1)

Genus: Asymbolus Whitley, 1939
Family: Pentanchidae Smith, 1912
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Ataktobatis sp. (1)

Genus: Ataktobatis Cappetta & Corral, 1999
Family: Rhinobatidae Bonaparte, 1835
Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Ataktobatis variabilis (6)
Cappetta & Corral, 1999
Original description species: Cappetta & Corral, 1999
Genus: Ataktobatis Cappetta & Corral, 1999
Family: Rhinobatidae Bonaparte, 1835
Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Atlanticopristis equatorialis (3)
Pereira & Medeiros, 2008
Original description species: Pereira & Medeiros, 2008
Genus: Atlanticopristis Pereira & Medeiros, 2008
Family: Sclerorhynchidae Cappetta, 1974
Suborder: Sclerorhynchoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Atlantitrygon senegalensis (1)
Sambou, Hautier, Sarr, Tabuce, Lihoreau, Thiam, Lebrun, Martin, Cappetta & Adnet, 2020
Original description species: Sambou, Hautier, Sarr, Tabuce, Lihoreau, Thiam, Lebrun, Martin, Cappetta & Adnet, 2020
Genus: Atlantitrygon Sambou, Hautier, Sarr, Tabuce, Lihoreau, Thiam, Lebrun, Martin, Cappetta & Adnet, 2020
Family: Potamotrygonidae Garman, 1877
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Atlantobatis acrodonta (1)
Guinot, Hautier, Sambou & Martin, 2023
Original description species: Guinot, Hautier, Sambou & Martin, 2023
Genus: Atlantobatis Guinot, Hautier, Sambou & Martin, 2023
Family: incert. fam.
Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Atlantoraja cecilae (40)
(Steurbaut & Herman, 1978)
Synonyms: Raja aff. heinzelini, Raja aff. terhagenensis, Raja cecilae, Raja cf. heinzelini , Raja cf. terhaegenensis, Raja cf. terhagenensis, Raja heinzelini, Raja terhagenensis
Original description species: (Steurbaut & Herman, 1978)
Genus: Atlantoraja Menni, 1972
Family: Arhynchobatidae Fowler, 1934
Suborder: Rajoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Atlantoraja sp-f (1)

Genus: Atlantoraja Menni, 1972
Family: Arhynchobatidae Fowler, 1934
Suborder: Rajoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aturobatis aff. aquensis (1)
Adnet, 2006
Valid name: Aturobatis aquensis
Valid name: Aturobatis aquensis
Original description species: Adnet, 2006
Genus: Aturobatis Adnet, 2006
Family: incert. fam.
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aturobatis aquensis (4)
Adnet, 2006
Synonyms: Aturobatis aff. aquensis
Original description species: Adnet, 2006
Genus: Aturobatis Adnet, 2006
Family: incert. fam.
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aturobatis sp. (1)

Genus: Aturobatis Adnet, 2006
Family: incert. fam.
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aulacanthus faujasii (1)
Agassiz, 1837
Valid name: Myliobatis faujasii
Valid name: Myliobatis faujasii
Original description species: Agassiz, 1837
Genus: Aulacanthus Agassiz, 1837
Family: Myliobatidae Bonaparte, 1838
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aulakisanthus agassizi (1)
Terquem & Piette, 1865
Valid name: Palaeospinax agassizi
Valid name: Palaeospinax agassizi
Original description species: Terquem & Piette, 1865
Genus: Aulakisanthus Terquem & Piette, 1865
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Aulodus agassizi (1)
Dixon, 1850
Valid name: Ptychodus agassizi
Valid name: Ptychodus agassizi
Original description species: Dixon, 1850
Genus: Aulodus Agassiz In Dixon, 1850
Family: Ptychodontidae Jaekel, 1898
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Aussilepis lukaso (1)
De Pomeroy, 1994
Original description species: De Pomeroy, 1994
Genus: Aussilepis De Pomeroy, 1994
Australopristis wiffeni (5)
Martill & Ibrahim, 2012
Synonyms: Onchopristis dunklei praecursor
Original description species: Martill & Ibrahim, 2012
Genus: Australopristis Martill & Ibrahim, 2012
Family: Sclerorhynchidae Cappetta, 1974
Suborder: Sclerorhynchoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Avonacanthus brevis (10)
(Agassiz, 1836)
Synonyms: Breviacanthus (Nemacanthus) brevis, Bythiacanthus brevis, Ctenacanthus brevis, Ctenacanthus limaformis
Original description species: (Agassiz, 1836)
Genus: Avonacanthus Maisey, 2010
Family: Heslerodidae Maisey, 2010
Order: Ctenacanthiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Aztecodus cf. harmsenae (1)
Long & Young, 1995
Valid name: Aztecodus harmsenae
Valid name: Aztecodus harmsenae
Original description species: Long & Young, 1995
Genus: Aztecodus Long & Young, 1995
Family: Aztecodontidae Hairapetian, Ginter & Yazdi, 2008
Order: Omalodontiformes
Subclass: Elasmobranchii
Aztecodus harmsenae (7)
Long & Young, 1995
Synonyms: Aztecodus cf. harmsenae
Original description species: Long & Young, 1995
Genus: Aztecodus Long & Young, 1995
Family: Aztecodontidae Hairapetian, Ginter & Yazdi, 2008
Order: Omalodontiformes
Subclass: Elasmobranchii