Synonyms: Carcharias fasciatus, Carcharias hemprichii, Carcharias (Prionodon) fasciatus, Galeocerdo aff. cuvier, Galeocerdo arcticus, Galeocerdo articus, Galeocerdo cf. cuvier, Galeocerdo cuvieri, Galeocerdo fasciatus, Galeocerdo maculatus, Galeocerdo obtusus, Galeocerdo rayneri, Galeocerdo tigrinium, Galeocerdo tigrinus, Galeus cepedianus, Galeus maculatus, Squalus arcticus, Squalus cuvier
Common name: Tiger shark
Original description species: (Péron & Lesueur, 1822)
Genus: Galeocerdo Müller & Henle, 1837
Family: Galeocerdonidae Poey, 1875
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Carcharhinus cyrano, Eugaleus galeus, Galeocerdo pantanellii, Galeorhinus aff. canis, Galeorhinus aff. galeus, Galeorhinus australis, Galeorhinus canis, Galeorhinus cf. australis, Galeorhinus cf. galeus, Galeorhinus cf. vitaminicus, Galeorhinus chilensis, Galeorhinus pantanellii, Galeorhinus vitaminicus, Galeorhinus zyopterus, Galeus australis, Galeus canis, Galeus cf. canis, Galeus chilensis, Galeus communis, Galeus galeus, Galeus linnei, Galeus molinae, Galeus nilssoni, Galeus pantanellii, Galeus vulgaris, Galeus zyopterus, Galeus (Galeorhinus) canis, Notogaleus australis, Notogaleus rhinophanes, Squalus galeus, Squalus rhinophanes
Common name: Tope shark
Original description species: (Linnaeus, 1758)
Genus: Galeorhinus Blainville, 1816
Family: Triakidae Gray, 1851
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Galeus arae antillensis, Galeus cf. antillensis
Original description species: Springer, 1979
Genus: Galeus Rafinesque, 1810
Family: Pentanchidae Smith, 1912
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Galeus arae arae, Pristiurus arae
Common name: Roughtail catshark
Original description species: (Nichols, 1927)
Genus: Galeus Rafinesque, 1810
Family: Pentanchidae Smith, 1912
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Pristiurus atlanticus
Common name: Atlantic sawtail cat shark
Original description species: (Vaillant, 1888)
Genus: Galeus Rafinesque, 1810
Family: Pentanchidae Smith, 1912
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Galeus arae cadenati
Common name: Longfin sawtail cat shark
Original description species: Springer, 1966
Genus: Galeus Rafinesque, 1810
Family: Pentanchidae Smith, 1912
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Corrigan’s Catshark
Original description species: White, Mana & Naylor, 2016
Genus: Galeus Rafinesque, 1810
Family: Pentanchidae Smith, 1912
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Galeus cf. eastmani, Pristiurus eastmani
Common name: Gecko catshark
Original description species: (Jordan & Snyder, 1904)
Genus: Galeus Rafinesque, 1810
Family: Pentanchidae Smith, 1912
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Original description species: Ebert & Jang, 2022
Genus: Galeus Rafinesque, 1810
Family: Pentanchidae Smith, 1912
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Slender sawtail catshark
Original description species: Compagno & Stevens, 1993
Genus: Galeus Rafinesque, 1810
Family: Pentanchidae Smith, 1912
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Longnose sawtail cat shark
Original description species: Tachikawa & Taniuchi, 1987
Genus: Galeus Rafinesque, 1810
Family: Pentanchidae Smith, 1912
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Galeus cf. melastomus, Galeus melanostomus, Galeus melastomus melastomus, Pristiurus artedi, Pristiurus melanostomum, Pristiurus melanostomus, Pristiurus melastomus, Pristiurus souverbiei, Scyllium artedi, Scyllium artedii, Scyllium melanostomum, Squalus annulatus, Squalus prionurus
Common name: Blackmouth catshark
Original description species: Rafinesque, 1810
Genus: Galeus Rafinesque, 1810
Family: Pentanchidae Smith, 1912
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Southern sawtail catshark
Original description species: Soto, 2001
Genus: Galeus Rafinesque, 1810
Family: Pentanchidae Smith, 1912
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Galeus jenseni, Galeus melastomus murinus , Pristiurus jenseni, Pristiurus jensenii, Pristiurus murinus
Common name: Mouse catshark
Original description species: (Collett, 1904)
Genus: Galeus Rafinesque, 1810
Family: Pentanchidae Smith, 1912
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Broadfin sawtail catshark
Original description species: Nakaya, 1975
Genus: Galeus Rafinesque, 1810
Family: Pentanchidae Smith, 1912
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Galeus cf. piperatus
Common name: Peppered catshark
Original description species: Springer & Wagner, 1966
Genus: Galeus Rafinesque, 1810
Family: Pentanchidae Smith, 1912
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Pristiurus polli
Common name: African sawtail catshark
Original description species: Cadenat, 1959
Genus: Galeus Rafinesque, 1810
Family: Pentanchidae Smith, 1912
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Original description species: Séret & Last, 2008
Genus: Galeus Rafinesque, 1810
Family: Pentanchidae Smith, 1912
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Pristiurus sauteri
Common name: Blacktip sawtail catshark
Original description species: (Jordan & Richardson, 1909)
Genus: Galeus Rafinesque, 1810
Family: Pentanchidae Smith, 1912
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Dwarf sawtail catshark
Original description species: Springer, 1979
Genus: Galeus Rafinesque, 1810
Family: Pentanchidae Smith, 1912
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Springer's sawtail cat shark
Original description species: Konstantinou & Cozzi, 1998
Genus: Galeus Rafinesque, 1810
Family: Pentanchidae Smith, 1912
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Ginglymostoma aff. cirratum, Ginglymostoma caboverdianum, Ginglymostoma caboverdianus, Ginglymostoma cf. cirratum, Ginglymostoma cirrosum, Ginglymostoma fulvum, Nebrius cirratum, Nebrius cirratus, Scyllium cirrhosum, Squalus argus, Squalus cirratus, Squalus cirrhatus, Squalus punctatus, Squalus punctulatus
Common name: Nurse shark
Original description species: (Bonnaterre, 1788)
Genus: Ginglymostoma Müller & Henle, 1837
Family: Ginglymostomatidae Gill, 1862
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Original description species: Del Moral-Flores, Ramírez-Antonio, Angulo & Pérez-Ponce De León, 2015
Genus: Ginglymostoma Müller & Henle, 1837
Family: Ginglymostomatidae Gill, 1862
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Glaucostegus petiti, Rhinobatos cemiculus, Rhinobatos cemiculus rasus, Rhinobatos congolensis, Rhinobatos petiti, Rhinobatos rasus, Rhinobatos (Glaucostegus) cemiculus, Rhinobatos (Glaucostegus) petiti, Rhinobatus cemiculus, Rhinobatus congolensis, Rhinobatus petiti, Rhinobatus rasus, Rhinobatus (Rhinobatus) cemiculus, Rhinobatus (Rhinobatus) petiti
Common name: Blackchin guitarfish
Original description species: (Geoffroy Saint-Hilaire, 1817)
Genus: Glaucostegus Bonaparte, 1846
Family: Glaucostegidae Last, Séret & Naylor, 2016
Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Glaucostegus cf. granulatus, Glaucostegus microphthalmus, Rhinobatis granulatus, Rhinobatos granulatus, Rhinobatos microphthalmus, Rhinobatos (Glaucostegus) granulatus, Rhinobatos (Glaucostegus) microphthalmus, Rhinobatus acutus, Rhinobatus granulatus, Rhinobatus philippi, Rhinobatus (Rhinobatus) granulatus, Rhinobatus (Rhinobatus) philippi, Rhynchobatus granulatus
Common name: Granulated guitarfish
Original description species: (Cuvier, 1829)
Genus: Glaucostegus Bonaparte, 1846
Family: Glaucostegidae Last, Séret & Naylor, 2016
Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Raia halavi, Raja halavi, Rhinobatis halavi, Rhinobatos halavi, Rhinobatos (Glaucostegus) halavi, Rhinobatus halavi, Rhinobatus (Rhinobatus) halavi, Rhynchobatus halavi
Common name: Halavi's guitarfish
Original description species: (Forsskål, 1775)
Genus: Glaucostegus Bonaparte, 1846
Family: Glaucostegidae Last, Séret & Naylor, 2016
Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Rhinobatos obtusus, Rhinobatos (Glaucostegus) obtusus, Rhinobatus obtusus, Rhinobatus (Rhinobatus) obtusus
Common name: Widenose guitarfish
Original description species: Müller & Henle, 1841
Genus: Glaucostegus Bonaparte, 1846
Family: Glaucostegidae Last, Séret & Naylor, 2016
Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Glaucostegus thouini, Raja thouin, Raja thouiniana, Rhinobatis thouini, Rhinobatos thouin, Rhinobatos thouini, Rhinobatos thouiniana, Rhinobatos thouinianus, Rhinobatos (Glaucostegus) thouin, Rhinobatos (Platipornax) thouin, Rhinobatus thouini, Rhinobatus thouiniana, Rhinobatus (Rhinobatus) ligonifer, Rhinobatus (Rhinobatus) thouini
Common name: Clubnose guitarfish
Original description species: (Anonymous, 1798)
Genus: Glaucostegus Bonaparte, 1846
Family: Glaucostegidae Last, Séret & Naylor, 2016
Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Glaucostegus cf. typus, Rhinobates batillum, Rhinobatos armatus, Rhinobatos batillium, Rhinobatos batillum, Rhinobatos typus, Rhinobatos typus batillum, Rhinobatos (Glaucostegus) typus, Rhinobatus armatus, Rhinobatus batillum, Rhinobatus typus, Rhinobatus (Rhinobatus) armatus
Original description species: (Bennett, 1830)
Genus: Glaucostegus Bonaparte, 1846
Family: Glaucostegidae Last, Séret & Naylor, 2016
Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Original description species: Habib & Islam, 2021
Genus: Glaucostegus Bonaparte, 1846
Family: Glaucostegidae Last, Séret & Naylor, 2016
Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Carcharhinus gangeticus, Carcharhinus (Prionodon) gangeticus, Carcharias gangeticus, Carcharias murrayi, Carcharias siamensis, Carcharias (Prionodon) gangeticus, Carcharias (Prionodon) siamensis, Carcharinus gangeticus, Carcharinus (Prionodon) gangeticus, Eulamia gangetica, Galeolamna gangetica, Glyphis cf. gangeticus, Glyphis fowlerae, Glyphis siamensis, Platypodon gangeticus, Squalus (Carcharinus) gangeticus
Common name: Ganges shark
Original description species: (Müller & Henle, 1839)
Genus: Glyphis Agassiz, 1843
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Northern river shark
Original description species: Compagno, White & Last, 2008
Genus: Glyphis Agassiz, 1843
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Carcharhinus glyphis, Carcharias glyphis, Carcharias (Prionodon) glyphis, Carcharinus glyphis, Glyphis cf. glyphis, Squalus (Carcharinus) glyphis
Common name: Speartooth shark
Original description species: (Müller & Henle, 1839)
Genus: Glyphis Agassiz, 1843
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Sailback houndshark
Original description species: Compagno, 1973
Genus: Gogolia Compagno, 1973
Family: Triakidae Gray, 1851
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Gollum attenuata, Gollum attenuates, Gollum attenuatum, Triakis attenuata
Common name: Slender smooth-hound
Original description species: (Garrick, 1954)
Genus: Gollum Compagno, 1973
Family: Pseudotriakidae Gill, 1893
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Original description species: Last & Gaudiano, 2011
Genus: Gollum Compagno, 1973
Family: Pseudotriakidae Gill, 1893
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Gurgesiella (Gurgesiella) atlantica, Pseudoraja atlantica
Common name: Atlantic pygmy skate
Original description species: (Bigelow & Schroeder, 1962)
Genus: Gurgesiella De Buen, 1959
Family: Gurgesiellidae De Buen, 1959
Suborder: Rajoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Gurgesiella (Gurgesiella) dorsalifera
Common name: Onefin skate
Original description species: Mceachran & Compagno, 1980
Genus: Gurgesiella De Buen, 1959
Family: Gurgesiellidae De Buen, 1959
Suborder: Rajoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Gurgesiella gurgesiella furvescens , Gurgesiella (Gurgesiella) furvescens
Common name: Dusky finless skate
Original description species: De Buen, 1959
Genus: Gurgesiella De Buen, 1959
Family: Gurgesiellidae De Buen, 1959
Suborder: Rajoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Dasyatis altavela, Dasyatis canariensis, Dasyatis maclura, Gymnura cf. altavela, Gymnura hirundo, Pastinaca maclura, Pteroplatea altavela, Pteroplatea binotata, Pteroplatea canariensis, Pteroplatea hirundo, Pteroplatea maclura, Pteroplatea vaillantii, Pteroplatea valenciennii, Raia altavela, Raja altavela, Raja maclura, Trygon altavela, Trygon maclura
Common name: Spiny butterfly ray
Original description species: (Linnaeus, 1758)
Genus: Gymnura Van Hasselt, 1823
Family: Gymnuridae Fowler, 1934
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Pteroplatea australis
Common name: Australian butterfly ray
Original description species: (Ramsay & Ogilby, 1886)
Genus: Gymnura Van Hasselt, 1823
Family: Gymnuridae Fowler, 1934
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Gymnura afuerae, Pteroplatea afuerae, Pteroplatea crebripunctata, Pteroplatea rava
Common name: Longsnout butterfly ray
Original description species: (Peters, 1869)
Genus: Gymnura Van Hasselt, 1823
Family: Gymnuridae Fowler, 1934
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Gymnura bimaculata, Pteroplatea bimaculata, Pteroplatea japonica, Pteroplatea jordani
Common name: Japanese butterflyray
Original description species: (Temminck & Schlegel, 1850)
Genus: Gymnura Van Hasselt, 1823
Family: Gymnuridae Fowler, 1934
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Lessa's butterfly ray
Original description species: Yokota & De Carvalho, 2017
Genus: Gymnura Van Hasselt, 1823
Family: Gymnuridae Fowler, 1934
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Pteroplatea marmorata
Common name: California butterfly ray
Original description species: (Cooper, 1864)
Genus: Gymnura Van Hasselt, 1823
Family: Gymnuridae Fowler, 1934
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Dasyatis micrura, Gymnura cf. micrura, Gymnura micura, Gymnura (Gymnura) micrura, Pteroplatea micrura, Pteroplatea micrurus, Raja micrura
Common name: Smooth butterfly ray
Original description species: (Bloch & Schneider, 1801)
Genus: Gymnura Van Hasselt, 1823
Family: Gymnuridae Fowler, 1934
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Pteroplatea natalensis, Urogymnus natalensis
Common name: Backwater butterfly ray
Original description species: (Gilchrist & Thompson, 1911)
Genus: Gymnura Van Hasselt, 1823
Family: Gymnuridae Fowler, 1934
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Gymnura cf. poecilura, Gymnura crooki, Gymnura (Gymnura) poecilura, Pteroplatea annulata, Pteroplatea poecilura, Raja poecilura, Trygon kunsa, Trygon paecilurus, Trygon poecilurus, Urogymnus poecilura
Common name: Longtail butterfly ray
Original description species: (Shaw, 1804)
Genus: Gymnura Van Hasselt, 1823
Family: Gymnuridae Fowler, 1934
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Common name: Séret's butterfly ray
Original description species: Yokota & De Carvalho, 2017
Genus: Gymnura Van Hasselt, 1823
Family: Gymnuridae Fowler, 1934
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Aetoplatea tentaculata, Gymnura (Aetoplatea) tentaculata, Pteroplatea tentaculata
Common name: Tentacled butterfly ray
Original description species: (Valenciennes in Müller & Henle, 1841)
Genus: Gymnura Van Hasselt, 1823
Family: Gymnuridae Fowler, 1934
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii

Synonyms: Aetoplatea zonura, Aetoplatea zonurus, Gymnura zonurus, Gymnura (Aetoplatea) zonura, Gymnura (Aetoplatea) zonurus, Pteroplatea zonura
Common name: Zonetail butterfly ray
Original description species: (Bleeker, 1852)
Genus: Gymnura Van Hasselt, 1823
Family: Gymnuridae Fowler, 1934
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii