Synonyms: Halaelurus bivius, Scyliorhinus bivius, Scyliorhinus (Halaelurus) bivius, Scylliorhinus bivius, Scyllium bivium
Common name: Narrowmouthed catshark
Original description species: (Smith in Müller & Henle, 1838)
Genus: Schroederichthys Springer, 1966
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Halaelurus chilensis, Scyliorhinus chilensis, Scylliorhinus chilensis, Scyllium brevicolle, Scyllium chilense
Common name: Redspotted catshark
Original description species: (Guichenot, 1848)
Genus: Schroederichthys Springer, 1966
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Schroederichthys maculata
Common name: Narrowtail catshark
Original description species: Springer, 1966
Genus: Schroederichthys Springer, 1966
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Lizard catshark
Original description species: Soto, 2001
Genus: Schroederichthys Springer, 1966
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Slender catshark
Original description species: Springer, 1966
Genus: Schroederichthys Springer, 1966
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Anacanthobatis americana, Anacanthobatis americanus, Anacanthobatis (Schroederobatis) americanus
Common name: American legskate
Original description species: (Bigelow & Schroeder, 1962)
Genus: Schroederobatis Hulley, 1973
Family: Anacanthobatidae Von Bonde & Swart, 1924
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Carcharias laticauda, Carcharias laticaudus, Carcharias muelleri, Carcharias mülleri, Carcharias palasoora, Carcharias (Physodon) mülleri, Carcharias (Physodon) mulleri, Carcharias (Prionodon) palasorra, Carcharias (Scoliodon) laticaudus, Carcharias (Scoliodon) laticaudus, Physodon muelleri, Physodon mülleri, Physodon mulleri, Scoliodon cf. laticaudus, Scoliodon palasorrah, Squalus (Scoliodon) laticaudus, Squalus (Triglochis) mulleri
Common name: Spadenose shark
Original description species: Müller & Henle, 1838
Genus: Scoliodon Müller & Henle, 1837
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Carcharias macrorhynchos, Carcharias (Scoliodon) macrorhynchos
Original description species: (Bleeker, 1852)
Genus: Scoliodon Müller & Henle, 1837
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Catulus boa, Scyliorhinus fernandezi, Scyliorhinus retifer boa , Scylliorhinus boa
Common name: Boa catshark
Original description species: Goode & Bean, 1896
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Cabo Frio's Catshark
Original description species: Soares, Gomes & De Carvalho, 2016
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Catulus caniculus, Galeus caniculus, Galeus catulus, Scyliorhinus aff. canicula, Scyliorhinus canicula albomaculata, Scyliorhinus caniculus, Scyliorhinus cf. canicula, Scyliorhinus (Scyllium) canicula, Scylliorhinus canicula, Scylliorhinus caniculus, Scylliorhinus (Scyllium) canicula, Scyllium acutidens, Scyllium canicula, Scyllium caniculum, Scyllium (Scyliorhinus) canicula, Squalus canicula, Squalus catulus, Squalus elegans
Common name: Small-spotted catshark
Original description species: (Linnaeus, 1758)
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Catulus capensis, Scyliorhinus (Scyliorhinus) capense, Scyliorhinus (Scyliorhinus) capensis, Scylliorhinus capensis, Scyllium capense
Common name: Yellowspotted catshark
Original description species: (Müller & Henle, 1838)
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Scylliorhinus cervigoni
Common name: West African catshark
Original description species: Maurin & Bonnet, 1970
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Comoro cat shark
Original description species: Compagno, 1988
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Catulus duhamelii
Common name: Duhamel’s catshark.
Original description species: (Garman, 1913)
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Halaelurus garmani
Common name: Brownspotted catshark
Original description species: (Fowler, 1934)
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Original description species: Ito, Fujii, Nohara & Tanaka, 2022
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Catulus haeckelii, Scyliorhinus besnardi, Scyliorhinus cf. besnardi, Scyliorhinus haeckeli, Scyliorhinus haeckelli, Scyliorhinus retifer besnardi , Scyliorhinus retifer haeckelii
Common name: Freckled catshark
Original description species: (Miranda Ribeiro, 1907)
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Whitesaddled catshark
Original description species: Springer, 1966
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Scyliorhinus retifer meadi
Common name: Blotched catshark
Original description species: Springer, 1966
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Catulus retifer, Scyliorhinus retifer retifer , Scylliorhinus retifer, Scyllium retiferum
Common name: Chain catshark
Original description species: (Garman, 1881)
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Catulus stellaris, Galeus stellaris, Poroderma stellare, Scylliorhinus catulus, Scylliorhinus stellare, Scylliorhinus stellaris, Scyllium acanthonotum, Scyllium catulus, Scyllium stellare, Scyllium stellaris, Scyllium stellarius, Squalus stellario, Squalus stellaris
Common name: Nursehound
Original description species: (Linnaeus, 1758)
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Catulus torazame, Halaelurus rudis, Halaelurus torazame, Scyliorhinus rudis, Scyliorhinus tokubee
Common name: Cloudy catshark
Original description species: (Tanaka, 1908)
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Dwarf catshark
Original description species: Howell Rivero, 1936
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: dark freckled catshark
Original description species: Soares, Gadig & Gomes, 2015
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Scylliogaleus queketti
Common name: Flapnose houndshark
Original description species: Boulenger, 1902
Genus: Scylliogaleus Boulenger, 1902
Family: Triakidae Gray, 1851
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Whitetail dogfish
Original description species: Taniuchi & Garrick, 1986
Genus: Scymnodalatias Garrick, 1956
Family: Somniosidae Jordan, 1888
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Scymnodalatias aff. garricki, Scymnodalatias cf. garricki
Common name: Azores dogfish
Original description species: Kukuev & Konovalenko, 1988
Genus: Scymnodalatias Garrick, 1956
Family: Somniosidae Jordan, 1888
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Sparsetooth dogfish
Original description species: Kukuev & Konovalenko, 1988
Genus: Scymnodalatias Garrick, 1956
Family: Somniosidae Jordan, 1888
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Scymnodon sherwoodi
Common name: Sherwood dogfish
Original description species: (Archey, 1921)
Genus: Scymnodalatias Garrick, 1956
Family: Somniosidae Jordan, 1888
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Scymnodon ishiharai, Zameus ichiharai
Common name: Japanese velvet dogfish
Original description species: Yano & Tanaka, 1984
Genus: Scymnodon Barbosa Du Bocage & De Brito Capello
Family: Somniosidae Jordan, 1888
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Centrophorus plunketi, Centrophorus waitei, Centrophorus (Proscymnodon) plunketi, Centroscymnus macracanthus, Centroscymnus plunketi, Centroscymnus waitei, Etmopterus paessleri, Proscymnodon macracanthus, Proscymnodon plunketi, Proscymnodon waitei, Scymnodon plunketi, Spinax paessleri
Common name: Largespine velvet dogfish
Original description species: (Regan, 1906)
Genus: Scymnodon Barbosa Du Bocage & De Brito Capello
Family: Somniosidae Jordan, 1888
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Centrophorus ringens, Scymnodon cf. ringens
Common name: Knifetooth dogfish
Original description species: Barbosa Du Bocage & De Brito Capello, 1864
Genus: Scymnodon Barbosa Du Bocage & De Brito Capello
Family: Somniosidae Jordan, 1888
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Original description species: Last & Bussarawit, 2016
Genus: Sinobatis Hulley, 1973
Family: Anacanthobatidae Von Bonde & Swart, 1924
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Anacanthobatis borneensis, Anacanthobatis donghaiensis, Anacanthobatis nanhaiensis, Anacanthobatis (Sinobatis) borneensis, Springeria donghaiensis, Springeria nanhaiensis
Common name: Borneo leg skate
Original description species: (Chan, 1965)
Genus: Sinobatis Hulley, 1973
Family: Anacanthobatidae Von Bonde & Swart, 1924
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Shorttail Legskate
Original description species: Weigmann & Stehmann, 2016
Genus: Sinobatis Hulley, 1973
Family: Anacanthobatidae Von Bonde & Swart, 1924
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Western Australian Legskate
Original description species: Last & Séret, 2008
Genus: Sinobatis Hulley, 1973
Family: Anacanthobatidae Von Bonde & Swart, 1924
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Blue Legskate
Original description species: Last & Séret, 2008
Genus: Sinobatis Hulley, 1973
Family: Anacanthobatidae Von Bonde & Swart, 1924
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Eastern Australian legskate
Original description species: Last & Séret, 2008
Genus: Sinobatis Hulley, 1973
Family: Anacanthobatidae Von Bonde & Swart, 1924
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Original description species: Stehmann & Weigmann, 2016
Genus: Sinobatis Hulley, 1973
Family: Anacanthobatidae Von Bonde & Swart, 1924
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Anacanthobatis melanosoma, Anacanthobatis melanosomus, Springeria melanosoma
Common name: Blackbodied leg skate
Original description species: (Chan, 1965)
Genus: Sinobatis Hulley, 1973
Family: Anacanthobatidae Von Bonde & Swart, 1924
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Anacanthobatis stenosoma, Anacanthobatis stenosomus, Springeria stenosoma
Common name: Narrow leg skate
Original description species: (Li & Hu, 1982)
Genus: Sinobatis Hulley, 1973
Family: Anacanthobatidae Von Bonde & Swart, 1924
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Somniosus (Somniosus) antarcticus
Common name: Southern sleeper shark
Original description species: Whitley, 1939
Genus: Somniosus Lesueur, 1818
Family: Somniosidae Jordan, 1888
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Heteroscymnus longus, Rhinoscymnus longus, Somniosus (Rhinoscymnus) longus
Common name: Little sleeper shark
Original description species: (Tanaka, 1912)
Genus: Somniosus Lesueur, 1818
Family: Somniosidae Jordan, 1888
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Acanthorhinus carcharias, Dalatias (Somniosus) borealis, Laemargus borealis, Laemargus brevipinna, Laemargus microcephalus, Leiodon echinatum, Scymnus borealis, Scymnus brevipinna, Scymnus glacialis, Scymnus gunneri, Scymnus microcephalus, Scymnus micropterus, Scymnus (Laemargus) borealis, Scymnus (Laemargus) brevipinna, Somniosus aff. microcephalus, Somniosus borealis, Somniosus brevipinna, Somniosus carcharias, Somniosus cf. microcephalus, Somniosus (Somniosus) microcephalus, Squalus borealis, Squalus microcephalus, Squalus norvegianus
Common name: Greenland shark
Original description species: (Bloch & Schneider, 1801)
Genus: Somniosus Lesueur, 1818
Family: Somniosidae Jordan, 1888
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Somniosus cf. pacificus, Somniosus (Somniosus) pacificus
Common name: Pacific sleeper shark
Original description species: Bigelow & Schroeder, 1944
Genus: Somniosus Lesueur, 1818
Family: Somniosidae Jordan, 1888
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Delatias (Somniosus) rostratus, Laemargus rostratus, Rhinoscymnus rostratus, Scymnus rostratus, Scymnus (Laemargus) rostratus, Somniosus bauchotae, Somniosus cf. rostratus, Somniosus (Rhinoscymnus) cf. rostratus, Somniosus (Rhinoscymnus) rostratus
Common name: Little sleeper shark
Original description species: (Risso, 1827)
Genus: Somniosus Lesueur, 1818
Family: Somniosidae Jordan, 1888
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Original description species: Hsu, Lin & Joung, 2020
Genus: Somniosus (Rhinoscymnus)
Family: Somniosidae Jordan, 1888
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Original description species: Gonzalez, Postaire, Driggers, Caballero & Chapman, 2024
Genus: Sphyrna Rafinesque, 1810
Family: Sphyrnidae Bonaparte, 1840
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Sphyrna (Mesozygaena) corona, Sphyrna (Platysqualus) corona
Common name: Scalloped bonnethead
Original description species: Springer, 1940
Genus: Sphyrna Rafinesque, 1810
Family: Sphyrnidae Bonaparte, 1840
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Original description species: Quattro, Driggers, Grady, Ulrich & Roberts, 2013
Genus: Sphyrna Rafinesque, 1810
Family: Sphyrnidae Bonaparte, 1840
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Cestracion lewini, Cestracion oceanica, Cestracion (Zygaena) leeuwenii, Sphyrna aff. lewini, Sphyrna cf. lewini, Sphyrna couardi, Sphyrna diplana, Sphyrna leweni, Sphyrna lewinii, Sphyrna (Sphyrna) couardi, Sphyrna (Sphyrna) lewini, Zygaena erythraea, Zygaena indica, Zygaena leeuwenii, Zygaena lewini
Common name: Scalloped hammerhead
Original description species: (Griffith & Smith, 1834)
Genus: Sphyrna Rafinesque, 1810
Family: Sphyrnidae Bonaparte, 1840
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Sphyrna cf. media, Sphyrna nana, Sphyrna (Mesozygaena) media, Sphyrna (Platysqualus) media
Common name: Scoophead
Original description species: Springer, 1940
Genus: Sphyrna Rafinesque, 1810
Family: Sphyrnidae Bonaparte, 1840
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Cestracion mokarran, Cestracion (Zygaena) mokarran, Sphyrna aff. mokarran, Sphyrna cf. mokarran, Sphyrna ligo, Sphyrna mokorran, Sphyrna (Sphyrna) mokarran, Sphyrnias mokarran, Zygaena dissimilis, Zygaena mokarran
Common name: Great hammerhead
Original description species: (Rüppell, 1837)
Genus: Sphyrna Rafinesque, 1810
Family: Sphyrnidae Bonaparte, 1840
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Cestracion tiburo, Cestracion (Zygaena) tiburo, Reniceps tiburo, Sphyrna aff. tiburo, Sphyrna cf. tiburo, Sphyrna tiburo tiburo , Sphyrna (Platysqualus) tiburo, Sphyrna (Platysqualus) tiburo tiburo, Sphyrnias tiburo, Squalus tiburio, Squalus tiburo, Zygaena tiburo
Common name: Bonnethead
Original description species: (Linnaeus, 1758)
Genus: Sphyrna Rafinesque, 1810
Family: Sphyrnidae Bonaparte, 1840
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Cestracion tudes, Cestracion (Zygaena) tudes, Platysqualus tudes, Sphyrna bigelowi, Sphyrna (Mesozygaena) tudes, Sphyrna (Platysqualus) tudes, Sphyrnias tudes, Zygaena tudes
Common name: Smalleye hammerhead
Original description species: (Valenciennes, 1822)
Genus: Sphyrna Rafinesque, 1810
Family: Sphyrnidae Bonaparte, 1840
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Sphyrna tiburo vespertina, Sphyrna (Platysqualus) tiburo vespertina
Common name: Bonnethead
Original description species: Springer, 1940
Genus: Sphyrna Rafinesque, 1810
Family: Sphyrnidae Bonaparte, 1840
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Cestracion subarcuatus, Cestracion zygaena, Sphyrna aff. zygaena, Sphyrna cf. zygaena, Sphyrna malleus, Sphyrna peruana, Sphyrna zigaena, Sphyrna zygena, Sphyrna (Sphyrna) zygaena, Sphyrna (Zygaena) malleus, Sphyrnias zygaena, Squalus malleus, Squalus zygaena, Squalus zygena, Zigaena malleus, Zygaena malleus, Zygaena peruana, Zygaena subarcuata, Zygaena vulgaris, Zygaena zygaena
Common name: Smooth hammerhead
Original description species: (Linnaeus, 1758)
Genus: Sphyrna Rafinesque, 1810
Family: Sphyrnidae Bonaparte, 1840
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Trygonobatus armatus, Urolophus armatus
Common name: New Ireland stingaree
Original description species: (Valenciennes in Müller & Henle, 1841)
Genus: Spinilophus Yearsley & Last, 2016
Family: Urolophidae Müller & Henle, 1841
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Dipturus whitleyi, Raia scabra, Raja scabra, Raja whitleyi, Raja (Spiniraja) ogilbyi, Spiniraja ogilbyi
Common name: Wedgenose skate
Original description species: (Iredale, 1938)
Genus: Spiniraja Whitley, 1939
Family: Rajidae De Blainville, 1816
Suborder: Rajoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Anacanthobatis foliorostris, Anacanthobatis folirostris, Anacanthobatis (Springeria) folirostris, Springeria foliorostris
Common name: Leaf-nose leg skate
Original description species: Bigelow & Schroeder, 1951
Genus: Springeria Bigelow & Schroeder, 1951
Family: Anacanthobatidae Von Bonde & Swart, 1924
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Anacanthobatis longirostris, Anacanthobatis (Springeria) longirostris
Common name: Longnose leg skate
Original description species: Bigelow & Schroeder, 1962
Genus: Springeria Bigelow & Schroeder, 1951
Family: Anacanthobatidae Von Bonde & Swart, 1924
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Squaliolus alii
Common name: Smalleye pygmy shark
Original description species: Teng, 1959
Genus: Squaliolus Smith & Radcliffe In Smith, 1912
Family: Dalatiidae Gray, 1851
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Euprotomicrus laticaudus, Euprotomicrus sarmenti, Squaliolus sarmenti
Common name: Spined pygmy shark
Original description species: Smith & Radcliffe, 1912
Genus: Squaliolus Smith & Radcliffe In Smith, 1912
Family: Dalatiidae Gray, 1851
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Acanthias acanthias, Acanthias americanus, Acanthias commun, Acanthias lebruni, Acanthias linnei, Acanthias vulgaris, Acanthias vulgaris., Flakeus tasmaniensis, Koinga kirki, Koinga lebruni, Koinga whitleyi, Spinax acanthias, Spinax fernandinus, Spinax mediterraneus, Squalus acanthias acanthias, Squalus acanthias africana, Squalus acanthias chilensis, Squalus acanthias ponticus, Squalus acanthius, Squalus aff. acanthias, Squalus barbouri, Squalus cf. acanthias, Squalus cf. fernandinus, Squalus fernandinus, Squalus kirki, Squalus lebruni, Squalus tasmaniensis, Squalus wakiyae, Squalus whitleyi, Squalus (Spinax) acanthias
Common name: Piked dogfish
Original description species: Linnaeus, 1758
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Bluntnose spiny dogfish
Original description species: Regan, 1908
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Shortspine spurdog
Original description species: Chu, Meng & Li, 1984
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Squalus cf. albicaudus
Original description species: Viana, De Carvalho & Gomes, 2016
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Squalus cf. albifrons
Common name: Eastern highfin spurdog
Original description species: Last, White & Stevens, 2007
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Western highfin spurdog
Original description species: Last, White & Stevens, 2007
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Original description species: Viana, De Carvalho & Gomes, 2016
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Original description species: Viana, De Carvalho & Ebert, 2017
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Acanthias blainville, Acanthias blainvillei, Acanthias blainvilli, Acanthias blainvillii, Acanthias fernandezianus, Spinax blainvillii, Spinax fernandezianus, Squalus aff. blainvillei, Squalus blainvilii, Squalus blainvillei, Squalus blainvillii, Squalus cf. blainvillei
Common name: Longnose spurdog
Original description species: (Risso, 1827)
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Original description species: Dolganov, 2019
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Shortnose dogfish
Original description species: Tanaka, 1917
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Bighead spurdog
Original description species: Last, Séret & Pogonoski, 2007
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Greeneye spurdog
Original description species: Last, White & Motomura, 2007
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Original description species: Pfleger, Grubbs, Cotton & Daly-Engel, 2018
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Fatspine spurdog
Original description species: Last, Edmunds & Yearsley, 2007
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Squalus aff. cubensis, Squalus cf. cubensis
Common name: Cuban dogfish
Original description species: Howell Rivero, 1936
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Squalus cf. edmundsi
Common name: Edmund's spurdog
Original description species: White, Last & Stevens, 2007
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Original description species: White & Iglésias, 2011
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Eastern longnose spurdog
Original description species: White, Last & Stevens, 2007
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Flakeus griffini
Common name: Northern spiny dogfish
Original description species: Phillipps, 1931
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Original description species: Daly-Engel, Koch, Anderson, Cotton & Grubbs, 2018
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Indonesian shortsnout spurdog
Original description species: White, Last & Yearsley, 2007
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Original description species: Sweta & Bineesh, 2024
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Japanese spurdog
Original description species: Ishikawa, 1908
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Squalus cf. lalannei
Original description species: Baranes, 2003
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Original description species: Viana, De Carvalho & Gomes, 2016
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Original description species: Fricke, Durville, Potin & Mulochau, 2023
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Original description species: Viana, Lisher & De Carvalho, 2017
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Original description species: Viana, Lisher & De Carvalho, 2017
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Acanthias megalops, Flakeus megalops, Squalus acutipinna, Squalus cf. megalops
Common name: Shortnose spurdog
Original description species: (Macleay, 1881)
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Squalus rancureli
Common name: Blacktailed spurdog
Original description species: Fourmanoir, 1979
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Acanthias mitsukurii, Squalus cf. mitsukurii, Squalus mitsukuri, Squalus sucklii mitsukurii
Common name: Shortspine spurdog
Original description species: Jordan & Snyder, 1903
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Squalus cf. montalbani, Squalus philippinus
Common name: Indonesian greeneye spurdog
Original description species: Whitley, 1931
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Squalus cf. nasutus
Common name: Western longnose spurdog
Original description species: Last, Marshall & White, 2007
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Bartail spurdog
Original description species: Last, White & Stevens, 2007
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Original description species: Myagkov & Kondyurin, 1986
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Squalus cf. quasimodo
Original description species: Viana, De Carvalho & Gomes, 2016
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Kermadec spiny dogfish
Original description species: Duffy & Last, 2007
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Shirai’s spurdog
Original description species: Viana & De Carvalho, 2020
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Acanthias suckleyi, Spinax suckleyi, Spinax (Acanthias) suckleyi, Squalus acanthias suckleyi, Squalus sucklii
Common name: Piked dogfish
Original description species: (Girard, 1855)
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Raia machuelo, Raja osbeckii, Rhina aculeata, Rhina (Squatina) aculeata, Squatina aculata, Squatina fimbriata
Common name: Sawback angelshark
Original description species: Cuvier, 1829
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Squatina cf. africana
Common name: African angelshark
Original description species: Regan, 1908
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Eastern Angel Shark
Original description species: Last & White, 2008
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Rhina argentina
Common name: Argentine angelshark
Original description species: (Marini, 1930)
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Rhina armata
Original description species: (Philippi, 1887)
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Rhina australis
Common name: Australian angelshark
Original description species: Regan, 1906
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Original description species: Walsh, Ebert & Compagno, 2011
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Rhina philippi
Common name: Pacific angelshark
Original description species: Ayres, 1859
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: David’s Angel Shark
Original description species: Acero, Tavera, Anguila & Hernández, 2016
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Rhina dumeril, Rhina dumerili, Rhina dumerilii, Squatina aff. dumerili, Squatina cf. dumeril, Squatina dumeriil, Squatina dumerili
Common name: Sand devil
Original description species: Lesueur, 1818
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Taiwan angleshark
Original description species: Shen & Ting, 1972
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Squatina punctata
Common name: Angular angel shark
Original description species: Marini, 1936
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Original description species: Castro-Aguirre, Espinosa Pérez & Huidobro Campos, 2007
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Rhina japonica, Squatina cf. japonica
Common name: Japanese angelshark
Original description species: Bleeker, 1858
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Original description species: Weigmann, Vaz, Akhilesh, Leeney & Naylor, 2023
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Squatina cf. legnota
Common name: Indonesian Angel Shark
Original description species: Last & White, 2008
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Original description species: Long, Ebert, Tavera, Arturo Acero & Robertson, 2021
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Original description species: Castro-Aguirre, Espinosa Pérez & Huidobro Campos, 2007
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Rhina nebulosa
Common name: Clouded angelshark
Original description species: Regan, 1906
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Hidden angel shark
Original description species: Vooren & Da Silva, 1991
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Smoothback angelshark
Original description species: Bonaparte, 1840
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Western Angel Shark
Original description species: Last & White, 2008
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Rhina squatina, Squalus squatina, Squatina angelina, Squatina angelus, Squatina angelus., Squatina europaea, Squatina laevis, Squatina lewis, Squatina vulgaris
Common name: Angelshark
Original description species: (Linnaeus, 1758)
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Ornate angelshark
Original description species: Mcculloch, 1914
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Ocellated angelshark
Original description species: Chen, 1963
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Original description species: Vaz & De Carvalho, 2018
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Ginglymostoma gata, Scyllia quinquecornuatum, Scyllium heptagonum, Scyllium tigrinmum, Squalus cirrosus, Squalus fasciata, Squalus fasciatus, Squalus gata, Squalus longicaudus, Squalus pantherinus, Squalus tigrinum, Squalus tigrinus, Squalus tygrinus, Squalus varius, Squalus zebra, Stegastoma fasciatum, Stegostoma carinatum, Stegostoma cf. fasciatum, Stegostoma fasciata, Stegostoma fasciatum, Stegostoma fasciaturn, Stegostoma fasciatus, Stegostoma tigrinum naucum , Stegostoma tygrinum, Stegostoma varium, Stegostoma varius
Common name: Zebra shark
Original description species: (Forster, 1781)
Genus: Stegostoma Müller & Henle, 1837
Family: Stegostomatidae Gill, 1862
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Dasyatis pacificus, Hemitrygon pacifica, Himantura pacifica
Common name: Pacific chupare
Original description species: (Beebe & Tee-Van, 1941)
Genus: Styracura De Carvalho, Loboda & Da Silva, 2016
Family: Potamotrygonidae Garman, 1877
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Dasyatis schmardae, Dasybatus schmardae, Himantura cf. schmardae, Himantura schmardae, Himantura schmarde, Pastinachus schmardae, Styracura cf. schmardae, Trygon schmardae
Common name: Chupare stingray
Original description species: (Werner, 1904)
Genus: Styracura De Carvalho, Loboda & Da Silva, 2016
Family: Potamotrygonidae Garman, 1877
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Crossorhinus tentacularis, Crossorhinus tentaculatus, Orectolobus tentaculatus
Common name: Cobbler wobbegong
Original description species: (Peters, 1864)
Genus: Sutorectus Whitley, 1939
Family: Orectolobidae Gill, 1896
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Raja echinorhyncha
Common name: Bignose fanskate
Original description species: Garman, 1877
Genus: Sympterygia Müller & Henle, 1837
Family: Arhynchobatidae Fowler, 1934
Suborder: Rajoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Psammobatis microps, Raia marplatensis, Raia microps, Raja microps, Sympterygia bonapartei, Sympterygia bonaparti, Sympterygia microps
Common name: Smallnose fanskate
Original description species: Müller & Henle, 1841
Genus: Sympterygia Müller & Henle, 1837
Family: Arhynchobatidae Fowler, 1934
Suborder: Rajoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Psammobatis asper, Psammobatis brevicaudatus, Psammobatis caudispina, Psammobatis chilcae, Psammobatis maculatus, Sympterygia brevicaudatus
Common name: Shorttail fanskate
Original description species: (Cope, 1877)
Genus: Sympterygia Müller & Henle, 1837
Family: Arhynchobatidae Fowler, 1934
Suborder: Rajoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Psammobatis lima, Raia lima, Raja acanthostyla, Raja buergeri, Raja chilensis., Raja lima, Raja steindachneri, Raja steindachneri*
Common name: Filetail fanskate
Original description species: (Poeppig, 1835)
Genus: Sympterygia Müller & Henle, 1837
Family: Arhynchobatidae Fowler, 1934
Suborder: Rajoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii