Dabasacanthus inskasi (3)
ZANGERL, 1979
Original description species: ZANGERL, 1979
Genus: Dabasacanthus ZANGERL, 1979
Family: Lonchidiidae HERMAN, 1977
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Dactylodus concavus (1)
TRAUTSCHOLD, 1874
Original description species: TRAUTSCHOLD, 1874
Genus: Dactylodus NEWBERRY & WORTHEN, 1866
Family: Petalodontidae NEWBERRY & WORTHEN, 1866
Order: Petalodontiformes
Subclass: Euchondrocephali
Dactylodus inflexus (1)
NEWBERRY & WORTHEN, 1866
Valid name: Polyrhizodus inflexus
Valid name: Polyrhizodus inflexus
Original description species: NEWBERRY & WORTHEN, 1866
Genus: Dactylodus NEWBERRY & WORTHEN, 1866
Family: Petalodontidae NEWBERRY & WORTHEN, 1866
Order: Petalodontiformes
Subclass: Euchondrocephali
Dactylodus lobatus (1)
NEWBERRY & WORTHEN, 1866
Valid name: Polyrhizodus lobatus
Valid name: Polyrhizodus lobatus
Original description species: NEWBERRY & WORTHEN, 1866
Genus: Dactylodus NEWBERRY & WORTHEN, 1866
Family: Petalodontidae NEWBERRY & WORTHEN, 1866
Order: Petalodontiformes
Subclass: Euchondrocephali
Dactylodus princeps (1)
NEWBERRY & WORTHEN, 1866
Valid name: Polyrhizodus princeps
Valid name: Polyrhizodus princeps
Original description species: NEWBERRY & WORTHEN, 1866
Genus: Dactylodus NEWBERRY & WORTHEN, 1866
Family: Petalodontidae NEWBERRY & WORTHEN, 1866
Order: Petalodontiformes
Subclass: Euchondrocephali
Dalatias aff. crenatidens (1)
(ARAMBOURG, 1952)
Original description species: (ARAMBOURG, 1952)
Genus: Dalatias RAFINESQUE, 1810
Family: Dalatiidae GRAY, 1851
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dalatias aff. crenulatus (1)
(ARAMBOURG, 1952)
Valid name: Dalatias crenulatus
Valid name: Dalatias crenulatus
Original description species: (ARAMBOURG, 1952)
Genus: Dalatias RAFINESQUE, 1810
Family: Dalatiidae GRAY, 1851
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dalatias barnstonensis (3)
SYKES, 1971
Valid name: Pseudodalatias barnstonensis
Valid name: Pseudodalatias barnstonensis
Original description species: SYKES, 1971
Genus: Dalatias RAFINESQUE, 1810
Family: Dalatiidae GRAY, 1851
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dalatias crenulatus (6)
(ARAMBOURG, 1952)
Synonyms: Dalatias aff. crenulatus, Dalatias cf. crenulatus, Somniosus cf. crenulatus, Somniosus crenulatus
Original description species: (ARAMBOURG, 1952)
Genus: Dalatias RAFINESQUE, 1810
Family: Dalatiidae GRAY, 1851
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dalatias occidentalis (1)
(AGASSIZ, 1856)
Valid name: Gyrace occidentalis
Valid name: Gyrace occidentalis
Original description species: (AGASSIZ, 1856)
Genus: Dalatias RAFINESQUE, 1810
Family: Dalatiidae GRAY, 1851
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dalatias sp. (8)

Synonyms: Scymnus sp.
Genus: Dalatias RAFINESQUE, 1810
Family: Dalatiidae GRAY, 1851
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dalatias sparophagus (1)
RAFINESQUE,1810
Original description species: RAFINESQUE,1810
Genus: Dalatias RAFINESQUE, 1810
Family: Dalatiidae GRAY, 1851
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dalatias turkmenicus (1)
GLIKMAN, 1964
Original description species: GLIKMAN, 1964
Genus: Dalatias RAFINESQUE, 1810
Family: Dalatiidae GRAY, 1851
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dallasiella sp. (1)

Genus: Dallasiella CAPPETTA & CASE, 1999
Family: Cretoxyrhinidae GLICKMAN, 1958
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dallasiella willistoni (9)
CAPPETTA & CASE, 1999
Original description species: CAPPETTA & CASE, 1999
Genus: Dallasiella CAPPETTA & CASE, 1999
Family: Cretoxyrhinidae GLICKMAN, 1958
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dalmehodus cf. turnerae (1)
LONG & HAIRAPETIAN, 2000
Valid name: Dalmehodus turnerae
Valid name: Dalmehodus turnerae
Original description species: LONG & HAIRAPETIAN, 2000
Genus: Dalmehodus LONG & HAIRAPETIAN, 2000
Family: Protacrodontidae CAPPETTA, DUFFIN & ZIDEK, 1993
Superfamily: Protacrodontoidea
Cohort: Euselachii
Subclass: Elasmobranchii
Dalmehodus turnerae (7)
LONG & HAIRAPETIAN, 2000
Synonyms: Dalmehodus cf. turnerae
Original description species: LONG & HAIRAPETIAN, 2000
Genus: Dalmehodus LONG & HAIRAPETIAN, 2000
Family: Protacrodontidae CAPPETTA, DUFFIN & ZIDEK, 1993
Superfamily: Protacrodontoidea
Cohort: Euselachii
Subclass: Elasmobranchii
Dalpiazia sp. (1)

Genus: Dalpiazia CHECCHIA-RISPOLI, 1933
Family: Sclerorhynchidae CAPPETTA, 1974
Suborder: Sclerorhynchoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dalpiazia stromeri (18)
CHECCHIA-RISPOLI, 1933
Synonyms: Dalpiazia maroccana, Onchosaurus cf. maroccanus, Onchosaurus maroccanus, Onchosaurus (Ischirhiza) maroccanus, Onchosaurus (Ischyrhiza) maroccanus, Onchosaurus (Ischyrhiza) stromeri
Original description species: CHECCHIA-RISPOLI, 1933
Genus: Dalpiazia CHECCHIA-RISPOLI, 1933
Family: Sclerorhynchidae CAPPETTA, 1974
Suborder: Sclerorhynchoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Damocles serratus (4)
LUND, 1986
Original description species: LUND, 1986
Genus: Damocles LUND, 1986
Family: Falcatidae ZANGERL, 1990
Order: Symmoriiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Danogaleus gueriri (1)
NOUBHANI & CAPPETTA, 1997
Original description species: NOUBHANI & CAPPETTA, 1997
Genus: Danogaleus NOUBHANI & CAPPETTA, 1997
Family: Carcharhinidae JORDAN & EVERMANN, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis aff. cavernosa (2)
(PROBST, 1877)
Valid name: Taeniurops cavernosus
Valid name: Taeniurops cavernosus
Original description species: (PROBST, 1877)
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis aff. delfortriei (13)
CAPPETTA, 1970
Valid name: Dasyatis delfortriei
Valid name: Dasyatis delfortriei
Original description species: CAPPETTA, 1970
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis aff. probsti (1)
CAPPETTA, 1970
Valid name: Dasyatis probsti
Valid name: Dasyatis probsti
Original description species: CAPPETTA, 1970
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis aff. strangulata (1)
(PROBST, 1877)
Valid name: Dasyatis strangulata
Valid name: Dasyatis strangulata
Original description species: (PROBST, 1877)
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis aff. sudrei (1)
CAPPETTA, 1972
Valid name: Dasyatis sudrei
Valid name: Dasyatis sudrei
Original description species: CAPPETTA, 1972
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis africana (1)
(ARAMBOURG, 1947)
Original description species: (ARAMBOURG, 1947)
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis akajei rikuzenensis (1)
(HATAI, MURATA & MASUDA, 1965)
Valid name: Hemitrygon akajei rikuzenensis
Valid name: Hemitrygon akajei rikuzenensis
Original description species: (HATAI, MURATA & MASUDA, 1965)
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis alveolata (3)
(LERICHE, 1942)
Synonyms: Trygon alveolatus
Original description species: (LERICHE, 1942)
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis backler (1)

Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis borodini (2)
CASE, 1981
Original description species: CASE, 1981
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis branisai (7)
CAPPETTA, 1975
Original description species: CAPPETTA, 1975
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis carasuensis (1)
AVERIANOV & UDOVITSHENKO, 1993
Original description species: AVERIANOV & UDOVITSHENKO, 1993
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis carolinensis (2)
(EMMONS, 1858)
Synonyms: Trygon carolinensis
Original description species: (EMMONS, 1858)
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis cavernosa (19)
(PROBST, 1877)
Valid name: Taeniurops cavernosus
Valid name: Taeniurops cavernosus
Original description species: (PROBST, 1877)
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis cavernosus (2)
(PROBST, 1877)
Valid name: Taeniurops cavernosus
Valid name: Taeniurops cavernosus
Original description species: (PROBST, 1877)
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis cf. delfortriei (1)
CAPPETTA, 1970
Valid name: Dasyatis delfortriei
Valid name: Dasyatis delfortriei
Original description species: CAPPETTA, 1970
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis cf. jaekeli (1)
(LERICHE, 1905)
Valid name: Dasyatis jaekeli
Valid name: Dasyatis jaekeli
Original description species: (LERICHE, 1905)
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis cf. probsti (1)
CAPPETTA, 1970
Valid name: Dasyatis probsti
Valid name: Dasyatis probsti
Original description species: CAPPETTA, 1970
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis cf. rugosa (5)
(PROBST, 1877)
Valid name: Dasyatis rugosa
Valid name: Dasyatis rugosa
Original description species: (PROBST, 1877)
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis cf. strangulata (1)
(PROBST, 1877)
Valid name: Dasyatis strangulata
Valid name: Dasyatis strangulata
Original description species: (PROBST, 1877)
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis cf. thierryi (2)
SMITH, 1999
Valid name: Dasyatis thierryi
Valid name: Dasyatis thierryi
Original description species: SMITH, 1999
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis charlisae (4)
CASE, 1981
Original description species: CASE, 1981
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis commercensis (1)
CASE & CAPPETTA, 1997
Original description species: CASE & CAPPETTA, 1997
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis concavifoveus (1)
CVANCARA & HOGANSON, 1993
Original description species: CVANCARA & HOGANSON, 1993
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis crosswickense (1)
CASE, 1996
Original description species: CASE, 1996
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis datasi (1)
NOUBHANI & CAPPETTA, 1997
Original description species: NOUBHANI & CAPPETTA, 1997
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis davisi (2)
CASIER, 1966
Original description species: CASIER, 1966
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis delfortriei (21)
CAPPETTA, 1970
Synonyms: Dasyatis aff. delfortriei, Dasyatis cf. delfortriei
Original description species: CAPPETTA, 1970
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis dezignoi (1)
MOLIN, 1861
Original description species: MOLIN, 1861
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis dianapizarroae (1)
LAURITO MORA, 1999
Original description species: LAURITO MORA, 1999
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis duponti (3)
(WINKLER, 1876)
Valid name: Jacquhermania duponti
Valid name: Jacquhermania duponti
Original description species: (WINKLER, 1876)
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis dux (5)
(COPE, 1867)
Synonyms: Raja dux, Trygon dux
Original description species: (COPE, 1867)
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis fallax (1)
(ARAMBOURG, 1952)
Valid name: Coupatezia fallax
Valid name: Coupatezia fallax
Original description species: (ARAMBOURG, 1952)
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis globidens (1)
ARAMBOURG, 1952
Valid name: Ishaquia globidens
Valid name: Ishaquia globidens
Original description species: ARAMBOURG, 1952
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis gr. gigas (2)
(GÜNTHER, 1870)
Original description species: (GÜNTHER, 1870)
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis hexagonalis (3)
ARAMBOURG, 1952
Original description species: ARAMBOURG, 1952
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis iwaii (1)
HATAI
Original description species: HATAI
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis jaekeli (20)
(LERICHE, 1905)
Synonyms: Dasyatis cf. jaekeli, Trygon jaeckeli, Trygon jaekeli
Original description species: (LERICHE, 1905)
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis mahuliensis (1)
SAHNI & MEHROTRA, 1981
Original description species: SAHNI & MEHROTRA, 1981
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis martini (1)
NOUBHANI & CAPPETTA, 1997
Original description species: NOUBHANI & CAPPETTA, 1997
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis masudae (2)
(HATAI & KOTAKA, 1962)
Synonyms: Dasybatus masudae
Original description species: (HATAI & KOTAKA, 1962)
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis menoni (2)
SAHNI & MEHROTRA, 1981
Valid name: Himantura menoni
Valid name: Himantura menoni
Original description species: SAHNI & MEHROTRA, 1981
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis minuta (1)
CAPPETTA, 1970
Original description species: CAPPETTA, 1970
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis molassicus (1)
(PROBST, 1882)
Valid name: Dasyatis molassica
Valid name: Dasyatis molassica
Original description species: (PROBST, 1882)
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis molinoensis (7)
CAPPETTA, 1975
Original description species: CAPPETTA, 1975
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis muricata (9)
(VOLTA, 1796)
Synonyms: Dasyatis gazzolae, Dasyatis knerii, Taeniura knerii, Trygon gazzolae, Trygon muricata, Trygon muricatus, Trygon (Taeniura) muricatus, Trygonobatus vulgaris
Original description species: (VOLTA, 1796)
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis newegyptensis (1)
CASE, BORODIN & LEGGETT, 2001
Original description species: CASE, BORODIN & LEGGETT, 2001
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis nipponensis (2)
(HATAI & KOTAKA, 1962)
Synonyms: Dasybatus nipponensis
Original description species: (HATAI & KOTAKA, 1962)
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis ponsi (1)
NOUBHANI & CAPPETTA, 1997
Original description species: NOUBHANI & CAPPETTA, 1997
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis probsti (13)
CAPPETTA, 1970
Synonyms: Dasyatis aff. probsti, Dasyatis cf. probsti
Original description species: CAPPETTA, 1970
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis puercensis (2)
WILLIAMSON & LUCAS, 1993
Original description species: WILLIAMSON & LUCAS, 1993
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis radians (1)
(MARSH, 1877)
Original description species: (MARSH, 1877)
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis rafinesquei (1)
KUMAR & LOYAL, 1987
Original description species: KUMAR & LOYAL, 1987
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis rugosa (34)
(PROBST, 1877)
Synonyms: Dasyatis cf. rugosa, Raja praeclavata, Raja rugosa, Trygon cf. rugosus, Trygon rugosus
Original description species: (PROBST, 1877)
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis russelli (1)
CAPPETTA, 1972
Original description species: CAPPETTA, 1972
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis schaefferi (7)
CAPPETTA, 1975
Original description species: CAPPETTA, 1975
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis serralheiroi (1)
CAPPETTA, 1970
Original description species: CAPPETTA, 1970
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis sessaoensis (1)
CAPPETTA, 1972
Original description species: CAPPETTA, 1972
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis sp. (204)

Synonyms: Brachioptera rhinoceros, Dasyatis uylenburgi, Dasybatis pennanti, Dasybatis sp., Dasybatis uylenburgi, Dasybatus torrei, Holorhinus rhombus, Myliobatis rhombus, Pastinaca aquila, Pastinachus torrei, Raia ommescherit, Raia schoukia, Raia schoukie, Raja ommescherit, Raja schoukie, Taeniura brocki, Trygon carnea, Trygon dadong, Trygon halgani
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis speetonensis (1)
UNDERWOOD, MITCHELL & VELTKAMP, 1999
Original description species: UNDERWOOD, MITCHELL & VELTKAMP, 1999
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis strangulata (7)
(PROBST, 1877)
Synonyms: Dasyatis aff. strangulata, Dasyatis cf. strangulata, Raja strangulata, Trygon strangulatus
Original description species: (PROBST, 1877)
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis sudrei (2)
CAPPETTA, 1972
Synonyms: Dasyatis aff. sudrei
Original description species: CAPPETTA, 1972
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis sylvestris (2)
(WHITE, 1931)
Valid name: Hypolophodon sylvestris
Valid name: Hypolophodon sylvestris
Original description species: (WHITE, 1931)
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis tetraedra (2)
ARAMBOURG, 1952
Original description species: ARAMBOURG, 1952
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis thierryi (3)
SMITH, 1999
Synonyms: Dasyatis cf. thierryi
Original description species: SMITH, 1999
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis tochtabusiensis (1)
AVERIANOV & UDOVITSHENKO, 1993
Original description species: AVERIANOV & UDOVITSHENKO, 1993
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis torrejonius (1)
WILLIAMSON & LUCAS, 1993
Original description species: WILLIAMSON & LUCAS, 1993
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis tricuspidata (1)
CASIER, 1946
Valid name: Dasyatis tricuspidatus
Valid name: Dasyatis tricuspidatus
Original description species: CASIER, 1946
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis tricuspidatus (5)
CASIER, 1946
Synonyms: Dasyatis tricuspidata
Original description species: CASIER, 1946
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis vicaryi (2)
LOYAL, 1984
Original description species: LOYAL, 1984
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyatis wochadunensis (3)
WARD, 1979
Original description species: WARD, 1979
Genus: Dasyatis RAFINESQUE, 1810
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasybatus akajei rikuzenensis (1)
HATAI, MURATA & MASUDA, 1965
Valid name: Hemitrygon akajei rikuzenensis
Valid name: Hemitrygon akajei rikuzenensis
Original description species: HATAI, MURATA & MASUDA, 1965
Genus: Dasybatus KLEIN, 1775
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasybatus masudae (1)
(HATAI & KOTAKA, 1962)
Valid name: Dasyatis masudae
Valid name: Dasyatis masudae
Original description species: (HATAI & KOTAKA, 1962)
Genus: Dasybatus KLEIN, 1775
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasybatus nipponensis (1)
(HATAI & KOTAKA, 1962)
Valid name: Dasyatis nipponensis
Valid name: Dasyatis nipponensis
Original description species: (HATAI & KOTAKA, 1962)
Genus: Dasybatus KLEIN, 1775
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dasyrhombodus bondoni (3)
(ARAMBOURG, 1952)
Synonyms: Rhombodus bondoni
Original description species: (ARAMBOURG, 1952)
Genus: Dasyrhombodus NOUBHANI & CAPPETTA, 1994
Family: Dasyatidae JORDAN, 1888
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Davodus tripartitis (2)
(DAVIS, 1883)
Synonyms: Petralodopsis tripartitus
Original description species: (DAVIS, 1883)
Genus: Davodus HANSEN, 1985
Family: Pristodontidae WOODWARD, 1889
Order: Petalodontiformes
Subclass: Euchondrocephali
Deania angoumeensis (4)
ADNET, 2006
Original description species: ADNET, 2006
Genus: Deania JORDAN & SNYDER, 1902
Family: Centrophoridae BLEEKER, 1859
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Deania radicans (9)
(PROBST, 1879)
Synonyms: Acanthias radicans, Centrophorus radicans, Squalus radicans
Original description species: (PROBST, 1879)
Genus: Deania JORDAN & SNYDER, 1902
Family: Centrophoridae BLEEKER, 1859
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Deania sp. (25)

Genus: Deania JORDAN & SNYDER, 1902
Family: Centrophoridae BLEEKER, 1859
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Debeerius ellefseni (2)
GROGAN & LUND, 2000
Original description species: GROGAN & LUND, 2000
Genus: Debeerius GROGAN & LUND, 2000
Family: incert. fam.
Order: incert. sedis
Subclass: Euchondrocephali
Deihim cf. mansureae (1)
GINTER, HAIRAPETIAN & KLUG, 2002
Valid name: Deihim mansureae
Valid name: Deihim mansureae
Original description species: GINTER, HAIRAPETIAN & KLUG, 2002
Genus: Deihim GINTER, HAIRAPETIAN & KLUG, 2002
Family: Protacrodontidae CAPPETTA, DUFFIN & ZIDEK, 1993
Superfamily: Protacrodontoidea
Cohort: Euselachii
Subclass: Elasmobranchii
Deihim mansureae (13)
GINTER, HAIRAPETIAN & KLUG, 2002
Synonyms: Deihim cf. mansureae
Original description species: GINTER, HAIRAPETIAN & KLUG, 2002
Genus: Deihim GINTER, HAIRAPETIAN & KLUG, 2002
Family: Protacrodontidae CAPPETTA, DUFFIN & ZIDEK, 1993
Superfamily: Protacrodontoidea
Cohort: Euselachii
Subclass: Elasmobranchii
Deihim sp. (2)

Genus: Deihim GINTER, HAIRAPETIAN & KLUG, 2002
Family: Protacrodontidae CAPPETTA, DUFFIN & ZIDEK, 1993
Superfamily: Protacrodontoidea
Cohort: Euselachii
Subclass: Elasmobranchii
Delphyodontos dacriformes (1)
LUND, 1980
Original description species: LUND, 1980
Genus: Delphyodontos LUND, 1980
Subclass: Holocephali
Delpitia reticulata (1)
NOUBHANI & CAPPETTA, 1997
Original description species: NOUBHANI & CAPPETTA, 1997
Genus: Delpitia NOUBHANI & CAPPETTA, 1997
Family: incert. fam.
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Delpitoscyllium africanum (13)
(LERICHE, 1927)
Synonyms: Ginglymostoma aff. africanum, Ginglymostoma africanum, Ginglymostoma cf. africanum
Original description species: (LERICHE, 1927)
Genus: Delpitoscyllium NOUBHANI & CAPPETTA, 1997
Family: Ginglymostomatidae GILL, 1862
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Delpitoscyllium planum (4)
(DAVIS, 1890)
Synonyms: Scyliorhinus planus, Scyllium planum
Original description species: (DAVIS, 1890)
Genus: Delpitoscyllium NOUBHANI & CAPPETTA, 1997
Family: Ginglymostomatidae GILL, 1862
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Deltodopsis affinis (1)
ST. JOHN & WORTHEN, 1863
Original description species: ST. JOHN & WORTHEN, 1863
Genus: Deltodopsis ST. JOHN & WORTHEN, 1883
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodopsis angustus (1)
NEWBERRY & WORTHEN, 1870
Original description species: NEWBERRY & WORTHEN, 1870
Genus: Deltodopsis ST. JOHN & WORTHEN, 1883
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodopsis bialveatus (2)
ST. JOHN & WORTHEN, 1883
Original description species: ST. JOHN & WORTHEN, 1883
Genus: Deltodopsis ST. JOHN & WORTHEN, 1883
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodopsis convolutus (1)
ST. JOHN & WORTHEN, 1883
Original description species: ST. JOHN & WORTHEN, 1883
Genus: Deltodopsis ST. JOHN & WORTHEN, 1883
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodopsis exornatus (1)
ST. JOHN & WORTHEN, 1883
Original description species: ST. JOHN & WORTHEN, 1883
Genus: Deltodopsis ST. JOHN & WORTHEN, 1883
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodopsis inflexus (1)
ST. JOHN & WORTHEN, 1883
Original description species: ST. JOHN & WORTHEN, 1883
Genus: Deltodopsis ST. JOHN & WORTHEN, 1883
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodopsis sancti-ludovici (1)
ST. JOHN & WORTHEN, 1883
Original description species: ST. JOHN & WORTHEN, 1883
Genus: Deltodopsis ST. JOHN & WORTHEN, 1883
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus aff. mercurei (2)
NEWBERRY, 1876
Valid name: Deltodus mercurei
Valid name: Deltodus mercurei
Original description species: NEWBERRY, 1876
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus alatus (1)
NEWBERRY & WORTHEN, 1870
Original description species: NEWBERRY & WORTHEN, 1870
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus angularis (7)
NEWBERRY & WORTHEN, 1866
Synonyms: Deltodus cf. angularis
Original description species: NEWBERRY & WORTHEN, 1866
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus attenuatus (1)
BRANSON, 1905
Original description species: BRANSON, 1905
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus cf. angularis (1)
NEWBERRY & WORTHEN, 1866
Valid name: Deltodus angularis
Valid name: Deltodus angularis
Original description species: NEWBERRY & WORTHEN, 1866
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus cf. undulatus (1)
NEWBERRY & WORTHEN, 1866
Valid name: Deltodus undulatus
Valid name: Deltodus undulatus
Original description species: NEWBERRY & WORTHEN, 1866
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus cinctulus (1)
ST. JOHN & WORTHEN, 1883
Original description species: ST. JOHN & WORTHEN, 1883
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus cinctus (2)
NEWBERRY, 1879
Original description species: NEWBERRY, 1879
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus cingulatus (2)
NEWBERRY & WORTHEN, 1866
Original description species: NEWBERRY & WORTHEN, 1866
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus complanatus (3)
NEWBERRY & WORTHEN, 1866
Valid name: Sandalodus complanatus
Valid name: Sandalodus complanatus
Original description species: NEWBERRY & WORTHEN, 1866
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus concha (3)
(TRAUTSCHOLD, 1874)
Synonyms: Poecilodus concha
Original description species: (TRAUTSCHOLD, 1874)
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus contortus (1)
(ST. JOHN & WORTHEN, 1883)
Original description species: (ST. JOHN & WORTHEN, 1883)
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus costatus (1)
(NEWBERRY & WORTHEN, 1870)
Original description species: (NEWBERRY & WORTHEN, 1870)
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus fasciatus (1)
NEWBERRY & WORTHEN, 1870
Original description species: NEWBERRY & WORTHEN, 1870
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus gibbus (1)
WOODWARD, 1889
Original description species: WOODWARD, 1889
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus grandis (3)
NEWBERRY & WORTHEN, 1866
Original description species: NEWBERRY & WORTHEN, 1866
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus hanagavensis (1)
LERICHE, 1908
Original description species: LERICHE, 1908
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus incrassatus (1)
TRAUTSCHOLD, 1879
Original description species: TRAUTSCHOLD, 1879
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus inornatus (2)
NEWBERRY, 1897
Original description species: NEWBERRY, 1897
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus intermedius (1)
ST. JOHN & WORTHEN, 1883
Original description species: ST. JOHN & WORTHEN, 1883
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus latior (1)
ST. JOHN & WORTHEN, 1883
Original description species: ST. JOHN & WORTHEN, 1883
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus littoni (2)

Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus mercuri (1)
NEWBERRY, 1876
Valid name: Deltodus mercurei
Valid name: Deltodus mercurei
Original description species: NEWBERRY, 1876
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus mercurii (4)
NEWBERRY, 1876
Valid name: Deltodus mercurei
Valid name: Deltodus mercurei
Original description species: NEWBERRY, 1876
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus obliquus (1)
(ST. JOHN & WORTHEN, 1883)
Original description species: (ST. JOHN & WORTHEN, 1883)
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus occidentalis (6)
(LEIDY, 1857)
Synonyms: Cochliodus occidentalis, Sandalodus occidentalis
Original description species: (LEIDY, 1857)
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus parvus (1)
ST. JOHN & WORTHEN, 1883
Original description species: ST. JOHN & WORTHEN, 1883
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus planidens (1)
COPE, 1894
Original description species: COPE, 1894
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus powellii (1)
ST. JOHN & WORTHEN, 1883
Original description species: ST. JOHN & WORTHEN, 1883
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus propinquus (1)
ST. JOHN & WORTHEN, 1883
Original description species: ST. JOHN & WORTHEN, 1883
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus rhomboideus (1)
NEWBERRY & WORTHEN, 1866
Original description species: NEWBERRY & WORTHEN, 1866
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus robustus (2)
(DE KONINCK, 1878)
Synonyms: Sandalodus robustus
Original description species: (DE KONINCK, 1878)
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus rugosus (1)
WOODWARD, 1889
Original description species: WOODWARD, 1889
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus sandalinus (1)
DE KONINCK, 1878
Original description species: DE KONINCK, 1878
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus sp. (11)

Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus spatulatus (5)
NEWBERRY & WORTHEN, 1866
Original description species: NEWBERRY & WORTHEN, 1866
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus stellatus (1)
NEWBERRY & WORTHEN, 1866
Original description species: NEWBERRY & WORTHEN, 1866
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus sublaevis (2)
(M'COY, 1855)
Original description species: (M'COY, 1855)
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus trilobus (1)
ST. JOHN & WORTHEN, 1883
Original description species: ST. JOHN & WORTHEN, 1883
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltodus undulatus (3)
NEWBERRY & WORTHEN, 1866
Synonyms: Deltodus cf. undulatus
Original description species: NEWBERRY & WORTHEN, 1866
Genus: Deltodus MORRIS & ROBERTS, 1862
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Deltoptychius acutus (3)
(AGASSIZ, 1843)
Synonyms: Deltoptychius cf. acutus
Original description species: (AGASSIZ, 1843)
Genus: Deltoptychius MORRIS & ROBERTS, 1862
Subclass: Holocephali
Deltoptychius armigerus (3)
(TRAQUAIR, 1887)
Synonyms: Oracanthus armigerus
Original description species: (TRAQUAIR, 1887)
Genus: Deltoptychius MORRIS & ROBERTS, 1862
Subclass: Holocephali
Deltoptychius cf. acutus (1)
(AGASSIZ, 1843)
Valid name: Deltoptychius acutus
Valid name: Deltoptychius acutus
Original description species: (AGASSIZ, 1843)
Genus: Deltoptychius MORRIS & ROBERTS, 1862
Subclass: Holocephali
Deltoptychius expansus (1)
ST. JOHN & WORTHEN, 1883
Original description species: ST. JOHN & WORTHEN, 1883
Genus: Deltoptychius MORRIS & ROBERTS, 1862
Subclass: Holocephali
Deltoptychius gibberulus (2)
DAVIS,
Original description species: DAVIS,
Genus: Deltoptychius MORRIS & ROBERTS, 1862
Subclass: Holocephali
Deltoptychius moythomasi (1)
PATTERSON, 1965
Original description species: PATTERSON, 1965
Genus: Deltoptychius MORRIS & ROBERTS, 1862
Subclass: Holocephali
Deltoptychius nitidus (1)
(LEIDY, 1857)
Original description species: (LEIDY, 1857)
Genus: Deltoptychius MORRIS & ROBERTS, 1862
Subclass: Holocephali
Deltoptychius primus (1)
ST. JOHN & WORTHEN, 1883
Original description species: ST. JOHN & WORTHEN, 1883
Genus: Deltoptychius MORRIS & ROBERTS, 1862
Subclass: Holocephali
Deltoptychius sp. (2)

Genus: Deltoptychius MORRIS & ROBERTS, 1862
Subclass: Holocephali
Deltoptychius varsoviensis (1)
ST. JOHN & WORTHEN, 1883
Original description species: ST. JOHN & WORTHEN, 1883
Genus: Deltoptychius MORRIS & ROBERTS, 1862
Subclass: Holocephali
Deltoptychius wachsmuthi (1)
ST. JOHN & WORTHEN, 1883
Original description species: ST. JOHN & WORTHEN, 1883
Genus: Deltoptychius MORRIS & ROBERTS, 1862
Subclass: Holocephali
Denaea cf. fournieri (2)
PRUVOST, 1922
Valid name: Denaea fournieri
Valid name: Denaea fournieri
Original description species: PRUVOST, 1922
Genus: Denaea PRUVOST, 1922
Family: Falcatidae ZANGERL, 1990
Order: Symmoriiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Denaea cf. williamsi (1)
GINTER & HANSEN, 2010
Valid name: Denaea williamsi
Valid name: Denaea williamsi
Original description species: GINTER & HANSEN, 2010
Genus: Denaea PRUVOST, 1922
Family: Falcatidae ZANGERL, 1990
Order: Symmoriiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Denaea decora (3)
IVANOV, 1999
Original description species: IVANOV, 1999
Genus: Denaea PRUVOST, 1922
Family: Falcatidae ZANGERL, 1990
Order: Symmoriiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Denaea fournieri (10)
PRUVOST, 1922
Synonyms: Denaea cf. fournieri
Original description species: PRUVOST, 1922
Genus: Denaea PRUVOST, 1922
Family: Falcatidae ZANGERL, 1990
Order: Symmoriiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Denaea meccaensis (2)
WILLIAMS, 1985
Valid name: Stethacanthulus meccaensis
Valid name: Stethacanthulus meccaensis
Original description species: WILLIAMS, 1985
Genus: Denaea PRUVOST, 1922
Family: Falcatidae ZANGERL, 1990
Order: Symmoriiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Denaea sp. (19)

Genus: Denaea PRUVOST, 1922
Family: Falcatidae ZANGERL, 1990
Order: Symmoriiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Denaea wangi (6)
WANG, JIN & WANG, 2004
Original description species: WANG, JIN & WANG, 2004
Genus: Denaea PRUVOST, 1922
Family: Falcatidae ZANGERL, 1990
Order: Symmoriiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Denaea williamsi (2)
GINTER & HANSEN, 2010
Synonyms: Denaea cf. williamsi
Original description species: GINTER & HANSEN, 2010
Genus: Denaea PRUVOST, 1922
Family: Falcatidae ZANGERL, 1990
Order: Symmoriiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Dendrodus arisaigensis (1)
WHITEAVES, 1897 WHITEAVES, 1897
Original description species: WHITEAVES, 1897 WHITEAVES, 1897
Genus: Dendrodus WHITEAVES, 1897
Family: Protodontidae WOODWARD, 1932
Order: incert. sedis
Subclass: Elasmobranchii
Desmacanthus cloacinus (1)
QUENSTEDT, 1858
Valid name: Nemacanthus monilifer
Valid name: Nemacanthus monilifer
Original description species: QUENSTEDT, 1858
Genus: Desmacanthus QUENSTEDT, 1856
Family: Palaeospinacidae REGAN, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Desmiodus costelliferus (2)
ST. JOHN & WORTHEN, 1875
Original description species: ST. JOHN & WORTHEN, 1875
Genus: Desmiodus ST. JOHN & WORTHEN, 1875
Family: incert. fam.
Order: incert. sedis
Subclass: Euchondrocephali
Desmiodus flabellum (1)
ST. JOHN & WORTHEN, 1875
Original description species: ST. JOHN & WORTHEN, 1875
Genus: Desmiodus ST. JOHN & WORTHEN, 1875
Family: incert. fam.
Order: incert. sedis
Subclass: Euchondrocephali
Desmiodus ligoniformis (1)
ST. JOHN & WORTHEN, 1875
Original description species: ST. JOHN & WORTHEN, 1875
Genus: Desmiodus ST. JOHN & WORTHEN, 1875
Family: incert. fam.
Order: incert. sedis
Subclass: Euchondrocephali
Desmiodus minusculus (1)
(NEWBERRY & WORTHEN, 1866)
Original description species: (NEWBERRY & WORTHEN, 1866)
Genus: Desmiodus ST. JOHN & WORTHEN, 1875
Family: incert. fam.
Order: incert. sedis
Subclass: Euchondrocephali
Desmiodus salemensis (1)
BRANSON, 1906
Original description species: BRANSON, 1906
Genus: Desmiodus ST. JOHN & WORTHEN, 1875
Family: incert. fam.
Order: incert. sedis
Subclass: Euchondrocephali
Desmiodus sp. (2)

Genus: Desmiodus ST. JOHN & WORTHEN, 1875
Family: incert. fam.
Order: incert. sedis
Subclass: Euchondrocephali
Desmiodus tumidus (2)
ST. JOHN & WORTHEN, 1875
Original description species: ST. JOHN & WORTHEN, 1875
Genus: Desmiodus ST. JOHN & WORTHEN, 1875
Family: incert. fam.
Order: incert. sedis
Subclass: Euchondrocephali
Diablodontus michaeledmundi (2)
HODNETT, ELLIOTT & OLSON, 2013
Original description species: HODNETT, ELLIOTT & OLSON, 2013
Genus: Diablodontus HODNETT, ELLIOTT & OLSON, 2013
Family: incert. fam.
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Diabodus tataouinensis (3)
CUNY, OUAJA, SRARFI, SCHMITZ, BUFFETAUT & BENTON, 2004
Original description species: CUNY, OUAJA, SRARFI, SCHMITZ, BUFFETAUT & BENTON, 2004
Genus: Diabodus CUNY, OUAJA, SRARFI, SCHMITZ, BUFFETAUT & BENTON, 2004
Family: Lonchidiidae HERMAN, 1977
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Diacranodus platypternus (1)
(COPE, 1884)
Valid name: Orthacanthus platypternus
Valid name: Orthacanthus platypternus
Original description species: (COPE, 1884)
Genus: Diacranodus GARMAN, 1885
Family: Xenacanthidae FRITSCH, 1889
Order: Xenacanthiformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Diacranodus texensis (1)
COPE, 1888
Valid name: Orthacanthus texensis
Valid name: Orthacanthus texensis
Original description species: COPE, 1888
Genus: Diacranodus GARMAN, 1885
Family: Xenacanthidae FRITSCH, 1889
Order: Xenacanthiformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Diademodus dominicus (1)
ROELOFS, PLAYTON, BARHAM & TRINAJSTIC, 2015
Original description species: ROELOFS, PLAYTON, BARHAM & TRINAJSTIC, 2015
Genus: Diademodus HARRIS, 1951
Family: Phoebodontidae WILLIAMS IN ZANGERL 1981
Order: Phoebodontiformes
Subclass: Elasmobranchii
Diademodus hydei (2)
HARRIS, 1951
Original description species: HARRIS, 1951
Genus: Diademodus HARRIS, 1951
Family: Phoebodontidae WILLIAMS IN ZANGERL 1981
Order: Phoebodontiformes
Subclass: Elasmobranchii
Diademodus utahensis (1)
GINTER, 2008
Original description species: GINTER, 2008
Genus: Diademodus HARRIS, 1951
Family: Phoebodontidae WILLIAMS IN ZANGERL 1981
Order: Phoebodontiformes
Subclass: Elasmobranchii
Dicentrodus bicuspidatus (6)
(TRAQUAIR, 1881)
Synonyms: Anodontacanthus fastigiatus, Cladodus bicuspidatus
Original description species: (TRAQUAIR, 1881)
Genus: Dicentrodus TRAQUAIR, 1888
Family: Diplodoselachidae DICK, 1981
Order: Xenacanthiformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Dicentrodus cf. alatus (1)

Valid name: Dicentrodus alatus
Valid name: Dicentrodus alatus
Genus: Dicentrodus TRAQUAIR, 1888
Family: Diplodoselachidae DICK, 1981
Order: Xenacanthiformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Dicentrodus sp. (2)

Genus: Dicentrodus TRAQUAIR, 1888
Family: Diplodoselachidae DICK, 1981
Order: Xenacanthiformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Diclitodus denshumani (3)
(NEWBERRY & WORTHEN, 1866)
Synonyms: Helodus dens-humani, Helodus denshumani
Original description species: (NEWBERRY & WORTHEN, 1866)
Genus: Diclitodus DAVIS, 1883
Family: Helodontidae PATTERSON, 1965
Order: Helodontiformes
Superorder: Paraselachimorpha
Subclass: Holocephali
Diclitodus scitulus (2)
DAVIS, 1883
Original description species: DAVIS, 1883
Genus: Diclitodus DAVIS, 1883
Family: Helodontidae PATTERSON, 1965
Order: Helodontiformes
Superorder: Paraselachimorpha
Subclass: Holocephali
Dicrenodus dentatus (1)
(McCOY, 1855)
Valid name: Carcharopsis dentatus
Valid name: Carcharopsis dentatus
Original description species: (McCOY, 1855)
Genus: Dicrenodus ROMANOVSKY, 1853
Family: incert. fam.
Order: incert. sedis
Subclass: Elasmobranchii
Dicrenodus okensis (2)
ROMANOVSKY, 1853
Valid name: Carcharopsis okensis
Valid name: Carcharopsis okensis
Original description species: ROMANOVSKY, 1853
Genus: Dicrenodus ROMANOVSKY, 1853
Family: incert. fam.
Order: incert. sedis
Subclass: Elasmobranchii
Dicrenodus texanus (1)
EASTMAN, 1917
Original description species: EASTMAN, 1917
Genus: Dicrenodus ROMANOVSKY, 1853
Family: incert. fam.
Order: incert. sedis
Subclass: Elasmobranchii
Dictaea striata (1)
MÜNSTER
Original description species: MÜNSTER
Genus: Dictaea
Subclass: Elasmobranchii
Didymodus compressus (1)
(NEWBERRY, 1856)
Valid name: Orthacanthus compressus
Valid name: Orthacanthus compressus
Original description species: (NEWBERRY, 1856)
Genus: Didymodus COPE, 1884
Didymodus platypternus (1)
COPE, 1884
Valid name: Orthacanthus platypternus
Valid name: Orthacanthus platypternus
Original description species: COPE, 1884
Genus: Didymodus COPE, 1884
Didymodus texensis (1)
(COPE, 1888)
Valid name: Orthacanthus texensis
Valid name: Orthacanthus texensis
Original description species: (COPE, 1888)
Genus: Didymodus COPE, 1884
Dimeracanthus concentricus (1)
KAISERLING
Original description species: KAISERLING
Genus: Dimeracanthus KEYSERLING, 1846
Diplacodus bulboides (1)
DAVIS, 1884
Original description species: DAVIS, 1884
Genus: Diplacodus DAVIS, 1884
Family: Cochliodontidae OWEN, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Diplodoselache antiqua (2)
LEBEDEV, 1996
Original description species: LEBEDEV, 1996
Genus: Diplodoselache DICK, 1981
Family: Diplodoselachidae DICK, 1981
Order: Xenacanthiformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Diplodoselache parvulus (7)
(TRAQUAIR, 1881)
Synonyms: Diplodus parvulus
Original description species: (TRAQUAIR, 1881)
Genus: Diplodoselache DICK, 1981
Family: Diplodoselachidae DICK, 1981
Order: Xenacanthiformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Diplodoselache woodi (7)
DICK, 1981
Synonyms: Diplodus minutus, Diploselache woodi
Original description species: DICK, 1981
Genus: Diplodoselache DICK, 1981
Family: Diplodoselachidae DICK, 1981
Order: Xenacanthiformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Diplodus acinaces (2)
DAWSON, 1860
Synonyms: Dittodus acinaces
Original description species: DAWSON, 1860
Genus: Diplodus AGASSIZ, 1843
Family: Hybodontidae OWEN, 1846
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Diplodus bohemicus (1)
QUENSTEDT, 1882
Original description species: QUENSTEDT, 1882
Genus: Diplodus AGASSIZ, 1843
Family: Hybodontidae OWEN, 1846
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Diplodus cf. priscus (1)
EASTMAN, 1899
Valid name: Wellerodus priscus
Valid name: Wellerodus priscus
Original description species: EASTMAN, 1899
Genus: Diplodus AGASSIZ, 1843
Family: Hybodontidae OWEN, 1846
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Diplodus compressus (4)
NEWBERRY, 1856
Valid name: Orthacanthus compressus
Valid name: Orthacanthus compressus
Original description species: NEWBERRY, 1856
Genus: Diplodus AGASSIZ, 1843
Family: Hybodontidae OWEN, 1846
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Diplodus duplicatus (2)
NEWBERRY & WORTHEN, 1866
Valid name: Thrinacodus duplicatus
Valid name: Thrinacodus duplicatus
Original description species: NEWBERRY & WORTHEN, 1866
Genus: Diplodus AGASSIZ, 1843
Family: Hybodontidae OWEN, 1846
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Diplodus gibbosus (6)
AGASSIZ, 1843
Valid name: Orthacanthus gibbosus
Valid name: Orthacanthus gibbosus
Original description species: AGASSIZ, 1843
Genus: Diplodus AGASSIZ, 1843
Family: Hybodontidae OWEN, 1846
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Diplodus gracilis (2)
NEWBERRY, 1856
Original description species: NEWBERRY, 1856
Genus: Diplodus AGASSIZ, 1843
Family: Hybodontidae OWEN, 1846
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Diplodus incurvus (2)
NEWBERRY & WORTHEN, 1866
Valid name: Thrinacodus incurvus
Valid name: Thrinacodus incurvus
Original description species: NEWBERRY & WORTHEN, 1866
Genus: Diplodus AGASSIZ, 1843
Family: Hybodontidae OWEN, 1846
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Diplodus latus (3)
NEWBERRY, 1856
Valid name: Xenacanthus latus
Valid name: Xenacanthus latus
Original description species: NEWBERRY, 1856
Genus: Diplodus AGASSIZ, 1843
Family: Hybodontidae OWEN, 1846
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Diplodus minutus (2)
AGASSIZ, 1843
Valid name: Diplodoselache woodi
Valid name: Diplodoselache woodi
Original description species: AGASSIZ, 1843
Genus: Diplodus AGASSIZ, 1843
Family: Hybodontidae OWEN, 1846
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Diplodus moorei (3)
WOODWARD, 1889
Valid name: Mooreodontus moorei
Valid name: Mooreodontus moorei
Original description species: WOODWARD, 1889
Genus: Diplodus AGASSIZ, 1843
Family: Hybodontidae OWEN, 1846
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Diplodus parvulus (5)
TRAQUAIR, 1881
Valid name: Diplodoselache parvulus
Valid name: Diplodoselache parvulus
Original description species: TRAQUAIR, 1881
Genus: Diplodus AGASSIZ, 1843
Family: Hybodontidae OWEN, 1846
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Diplodus priscus (2)
EASTMAN, 1899
Valid name: Wellerodus priscus
Valid name: Wellerodus priscus
Original description species: EASTMAN, 1899
Genus: Diplodus AGASSIZ, 1843
Family: Hybodontidae OWEN, 1846
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Diplodus problematicus (2)
WOODWARD, 1892
Valid name: Doliodus problematicus
Valid name: Doliodus problematicus
Original description species: WOODWARD, 1892
Genus: Diplodus AGASSIZ, 1843
Family: Hybodontidae OWEN, 1846
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Diplodus sp. (3)

Genus: Diplodus AGASSIZ, 1843
Family: Hybodontidae OWEN, 1846
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Diplodus striatus (3)
EASTMAN, 1899
Original description species: EASTMAN, 1899
Genus: Diplodus AGASSIZ, 1843
Family: Hybodontidae OWEN, 1846
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Diplodus tenuis (1)
WOODWARD, 1889
Valid name: Xenacanthus tenuis
Valid name: Xenacanthus tenuis
Original description species: WOODWARD, 1889
Genus: Diplodus AGASSIZ, 1843
Family: Hybodontidae OWEN, 1846
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Diplolonchidion murryi (3)
HECKERT, 2004
Original description species: HECKERT, 2004
Genus: Diplolonchidion HECKERT, 2004
Family: Lonchidiidae HERMAN, 1977
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Diploselache woodi (1)
DICK, 1981
Valid name: Diplodoselache woodi
Valid name: Diplodoselache woodi
Original description species: DICK, 1981
Genus: Diploselache TURNER, 1993
Family: Diplodoselachidae DICK, 1981
Order: Xenacanthiformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Dipristis chimaeroides (2)
GERVAIS, 1867
Original description species: GERVAIS, 1867
Genus: Dipristis MARSH, 1870
Family: Chimaeridae BONAPARTE, 1831
Order: Chimaeriformes
Subclass: Holocephali
Dipturus aff. olisiponensis (2)
(JONET, 1968)
Valid name: Raja olisiponensis
Valid name: Raja olisiponensis
Original description species: (JONET, 1968)
Genus: Dipturus RAFINESQUE, 1810
Family: Rajidae BONAPARTE, 1831
Suborder: Rajoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dipturus casieri (16)
(STEURBAUT & HERMAN, 1978)
Synonyms: Raja casieri, Raja cf. casieri
Original description species: (STEURBAUT & HERMAN, 1978)
Genus: Dipturus RAFINESQUE, 1810
Family: Rajidae BONAPARTE, 1831
Suborder: Rajoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dipturus olisiponensis (3)
(JONET, 1968)
Valid name: Raja olisiponensis
Valid name: Raja olisiponensis
Original description species: (JONET, 1968)
Genus: Dipturus RAFINESQUE, 1810
Family: Rajidae BONAPARTE, 1831
Suborder: Rajoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Distobatus nutiae (5)
WERNER, 1989
Original description species: WERNER, 1989
Genus: Distobatus WERNER, 1989
Family: Hybodontidae OWEN, 1846
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Distobatus sp. (3)

Genus: Distobatus WERNER, 1989
Family: Hybodontidae OWEN, 1846
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Dittodus acinaces (1)
DAWSON, 1860
Valid name: Diplodus acinaces
Valid name: Diplodus acinaces
Original description species: DAWSON, 1860
Genus: Dittodus EASTMAN, 1899
Family: Xenacanthidae FRITSCH, 1889
Order: Xenacanthiformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Dittodus compressus (1)
(NEWBERRY, 1856)
Valid name: Orthacanthus compressus
Valid name: Orthacanthus compressus
Original description species: (NEWBERRY, 1856)
Genus: Dittodus EASTMAN, 1899
Family: Xenacanthidae FRITSCH, 1889
Order: Xenacanthiformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Dittodus gibbosus (1)
BINNEY, 1841
Original description species: BINNEY, 1841
Genus: Dittodus EASTMAN, 1899
Family: Xenacanthidae FRITSCH, 1889
Order: Xenacanthiformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Dittodus grabaui (1)
HUSSAKOF & BRYANT, 1918
Valid name: Omalodus grabaui
Valid name: Omalodus grabaui
Original description species: HUSSAKOF & BRYANT, 1918
Genus: Dittodus EASTMAN, 1899
Family: Xenacanthidae FRITSCH, 1889
Order: Xenacanthiformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Dittodus gracilis (1)
(NEWBERRY, 1856)
Original description species: (NEWBERRY, 1856)
Genus: Dittodus EASTMAN, 1899
Family: Xenacanthidae FRITSCH, 1889
Order: Xenacanthiformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Dittodus latus (3)
NEWBERRY, 1856
Original description species: NEWBERRY, 1856
Genus: Dittodus EASTMAN, 1899
Family: Xenacanthidae FRITSCH, 1889
Order: Xenacanthiformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Dittodus lucasi (2)
HAY, 1900
Original description species: HAY, 1900
Genus: Dittodus EASTMAN, 1899
Family: Xenacanthidae FRITSCH, 1889
Order: Xenacanthiformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Dittodus penetrans (1)
(DAWSON, 1860)
Original description species: (DAWSON, 1860)
Genus: Dittodus EASTMAN, 1899
Family: Xenacanthidae FRITSCH, 1889
Order: Xenacanthiformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Dittodus priscus (1)
(EASTMAN, 1899)
Valid name: Wellerodus priscus
Valid name: Wellerodus priscus
Original description species: (EASTMAN, 1899)
Genus: Dittodus EASTMAN, 1899
Family: Xenacanthidae FRITSCH, 1889
Order: Xenacanthiformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Dittodus sp. (2)

Genus: Dittodus EASTMAN, 1899
Family: Xenacanthidae FRITSCH, 1889
Order: Xenacanthiformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Dittodus striatus (1)
(EASTMAN, 1899)
Original description species: (EASTMAN, 1899)
Genus: Dittodus EASTMAN, 1899
Family: Xenacanthidae FRITSCH, 1889
Order: Xenacanthiformes
Superorder: Xenacanthimorpha
Subclass: Elasmobranchii
Doliobatis weisi (3)
DELSATE & CANDONI, 2001
Original description species: DELSATE & CANDONI, 2001
Genus: Doliobatis DELSATE & CANDONI, 2001
Family: Archaeobatidae DELSATE & CANDONI, 2001
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Doliodus problematicus (13)
(WOODWARD, 1892)
Synonyms: Diplodus problematicus
Original description species: (WOODWARD, 1892)
Genus: Doliodus TRAQUAIR, 1893
Family: Omalodontidae GINTER, LIAO, & VALENZUELA-RÍOS, 2008
Order: Omalodontiformes
Subclass: Elasmobranchii
Doratodus cf. tricuspidatus (1)
SCHMID, 1861
Valid name: Doratodus tricuspidatus
Valid name: Doratodus tricuspidatus
Original description species: SCHMID, 1861
Genus: Doratodus SCHMID, 1861
Subclass: Elasmobranchii
Doratodus tricuspidatus (6)
SCHMID, 1861
Synonyms: Doratodus cf. tricuspidatus
Original description species: SCHMID, 1861
Genus: Doratodus SCHMID, 1861
Subclass: Elasmobranchii
Dorsetoscyllium terraefullonicum (1)
UNDERWOOD & WARD, 2004
Original description species: UNDERWOOD & WARD, 2004
Genus: Dorsetoscyllium UNDERWOOD & WARD, 2004
Family: incert. fam.
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Drepanacanthus anceps (1)
NEWBERRY & WORTHEN, 1866
Valid name: Physonemus anceps
Valid name: Physonemus anceps
Original description species: NEWBERRY & WORTHEN, 1866
Genus: Drepanacanthus NEWBERRY & WORTHEN, 1866
Family: Symmoriidae ZANGERL, 1990
Order: Symmoriiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Drepanacanthus gemmatus (1)
NEWBERRY & WORTHEN, 1866
Valid name: Physonemus gemmatus
Valid name: Physonemus gemmatus
Original description species: NEWBERRY & WORTHEN, 1866
Genus: Drepanacanthus NEWBERRY & WORTHEN, 1866
Family: Symmoriidae ZANGERL, 1990
Order: Symmoriiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Drepanacanthus stellatus (1)
NEWBERRY & WORTHEN, 1866
Original description species: NEWBERRY & WORTHEN, 1866
Genus: Drepanacanthus NEWBERRY & WORTHEN, 1866
Family: Symmoriidae ZANGERL, 1990
Order: Symmoriiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Drepanephorus canaliculatus (2)
(EGERTON IN DIXON, 1850)
Valid name: Heterodontus canaliculatus
Valid name: Heterodontus canaliculatus
Original description species: (EGERTON IN DIXON, 1850)
Genus: Drepanephorus EGERTON, 1872
Family: Heterodontidae GRAY, 1851
Order: Heterodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Duffinodus nikolaii (1)
POPOV, 2003
Original description species: POPOV, 2003
Genus: Duffinodus POPOV, 2003
Family: Callorhinchidae GARMAN, 1901
Order: Chimaeriformes
Subclass: Holocephali
Duffinselache holwellensis (10)
(DUFFIN, 1998)
Synonyms: Polyacrodus holwellensis
Original description species: (DUFFIN, 1998)
Genus: Duffinselache ANDREEV & CUNY, 2012
Family: incert. fam.
Order: incert. sedis
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Duwibatis problematica (1)
CAPPETTA, 1991
Original description species: CAPPETTA, 1991
Genus: Duwibatis CAPPETTA, 1991
Family: incert. fam.
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Duwibatis sp. (1)

Genus: Duwibatis CAPPETTA, 1991
Family: incert. fam.
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dwardius siversoni (2)
(ZHELEZKO, 2000)
Synonyms: Pseudoisurus siversoni
Original description species: (ZHELEZKO, 2000)
Genus: Dwardius SIVERSON, 1999
Family: incert. fam.
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dwardius sp. (2)

Genus: Dwardius SIVERSON, 1999
Family: incert. fam.
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dwardius sudindicus (2)
UNDERWOOD, GOSWAMI, PRASAD, VERMA & FLYNN, 2011
Original description species: UNDERWOOD, GOSWAMI, PRASAD, VERMA & FLYNN, 2011
Genus: Dwardius SIVERSON, 1999
Family: incert. fam.
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dwardius woodwardi (12)
(HERMAN, 1977)
Synonyms: Cretolamna woodwardi, Cretoxyrhina woodwardi
Original description species: (HERMAN, 1977)
Genus: Dwardius SIVERSON, 1999
Family: incert. fam.
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dwykaselachus oosthuiseni (1)

Genus: Dwykaselachus OELOFSEN, 1986
Family: incert. fam.
Order: incert. sedis
Subclass: Elasmobranchii
Dwykaselachus oosthuizeni (2)
OELOFSEN, 1986
Original description species: OELOFSEN, 1986
Genus: Dwykaselachus OELOFSEN, 1986
Family: incert. fam.
Order: incert. sedis
Subclass: Elasmobranchii
Dynatobatis gaudryi (1)
LARRAZET, 1886
Valid name: Potamotrygon gaudryi
Valid name: Potamotrygon gaudryi
Original description species: LARRAZET, 1886
Genus: Dynatobatis LARRAZET, 1886
Family: Potamotrygonidae GARMAN, 1877
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dynatobatis paranensis (3)
LARRAZET, 1886
Valid name: Potamotrygon paranensis
Valid name: Potamotrygon paranensis
Original description species: LARRAZET, 1886
Genus: Dynatobatis LARRAZET, 1886
Family: Potamotrygonidae GARMAN, 1877
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dynatobatis rectangularis (2)
LARRAZET, 1886
Valid name: Potamotrygon rectangularis
Valid name: Potamotrygon rectangularis
Original description species: LARRAZET, 1886
Genus: Dynatobatis LARRAZET, 1886
Family: Potamotrygonidae GARMAN, 1877
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dynatobatis sp. (1)

Genus: Dynatobatis LARRAZET, 1886
Family: Potamotrygonidae GARMAN, 1877
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Dynobatis paranensis (1)
LARRAZET, 1886
Valid name: Potamotrygon paranensis
Valid name: Potamotrygon paranensis
Original description species: LARRAZET, 1886
Genus: Dynobatis
Subclass: Elasmobranchii