Safagaia ptychodon (2)
Cappetta, 1991
Original description species: Cappetta, 1991
Genus: Safagaia Cappetta, 1991
Family: incert. fam.
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Safrodus tozeri (3)
Koot & Cuny, 2015
Synonyms: Safrodus cf. tozeri
Original description species: Koot & Cuny, 2015
Genus: Safrodus Koot & Cuny, 2015
Family: incert. fam.
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Saivodus striatus (45)
(Agassiz, 1843)
Synonyms: Cladodus caorrugatus, Cladodus eccentricus, Cladodus elongatus, Cladodus ferox, Cladodus grandis, Cladodus hornei, Cladodus magnificus, Cladodus prototypus, Cladodus spinosus, Cladodus stenopus, Cladodus striatus, Saivodus cf. striatus
Original description species: (Agassiz, 1843)
Genus: Saivodus Duffin & Ginter, 2006
Family: incert. fam.
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Saltirius utahensis (1)
Cook, Eaton, Newbrey & Wilson, 2014
Original description species: Cook, Eaton, Newbrey & Wilson, 2014
Genus: Saltirius Cook, Eaton, Newbrey & Wilson, 2014
Family: Dasyatidae Jordan & Gilbert, 1879
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Samarodus flexus (1)
Ivanov, 2022
Original description species: Ivanov, 2022
Genus: Samarodus Ivanov, 2022
Family: incert. fam.
Order: incert. sedis
Cohort: Euselachii
Subclass: Elasmobranchii
Sandalodus complanatus (5)
(Newberry & Worthen, 1866)
Synonyms: Deltodus complanatus
Original description species: (Newberry & Worthen, 1866)
Genus: Sandalodus Newberry & Worthen, 1866
Family: Cochliodontidae Owen, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Sandalodus crassus (3)
(Newberry & Worthen, 1866)
Synonyms: Sandalodus cf. crassus
Original description species: (Newberry & Worthen, 1866)
Genus: Sandalodus Newberry & Worthen, 1866
Family: Cochliodontidae Owen, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Sandalodus laevissimus (4)
Newberry & Worthen, 1866
Original description species: Newberry & Worthen, 1866
Genus: Sandalodus Newberry & Worthen, 1866
Family: Cochliodontidae Owen, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Sarcoprion edax (1)
Nielsen, 1952
Original description species: Nielsen, 1952
Genus: Sarcoprion Nielsen, 1952
Family: Helicoprionidae Karpinsky, 1911
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Sarisubcorona circabasis (3)
Johns, Barnes, & Orchard, 1997
Synonyms: Sarisubcorona cf. circabasis
Original description species: Johns, Barnes, & Orchard, 1997
Genus: Sarisubcorona Johns, 1997
Subclass: Elasmobranchii
Scapanorhynchus aciculus (2)
Ameghino, 1935
Original description species: Ameghino, 1935
Genus: Scapanorhynchus Woodward, 1889
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scapanorhynchus armenicus (4)
Glikman, 1980
Original description species: Glikman, 1980
Genus: Scapanorhynchus Woodward, 1889
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scapanorhynchus baghensis (1)
Verma, 1965
Original description species: Verma, 1965
Genus: Scapanorhynchus Woodward, 1889
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scapanorhynchus darvasicus (3)
Glikman, 1980
Original description species: Glikman, 1980
Genus: Scapanorhynchus Woodward, 1889
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scapanorhynchus denticulatus (2)
Ameghino, 1935
Original description species: Ameghino, 1935
Genus: Scapanorhynchus Woodward, 1889
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scapanorhynchus kysylkumensis (3)
Sokolov, 1978
Original description species: Sokolov, 1978
Genus: Scapanorhynchus Woodward, 1889
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scapanorhynchus lewisii (21)
(Davis, 1887)
Synonyms: Rhinognathus lewisii, Scapanorhynchus cf. lewisii, Scapanorhynchus elongatus, Scapanorhynchus lewisi
Original description species: (Davis, 1887)
Genus: Scapanorhynchus Woodward, 1889
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scapanorhynchus lissus (4)
Ameghino, 1906
Original description species: Ameghino, 1906
Genus: Scapanorhynchus Woodward, 1889
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scapanorhynchus minimus (15)
Landemaine, 1991
Synonyms: Scapanorhynchus aff. minimus, Scapanorhynchus cf. minimus
Original description species: Landemaine, 1991
Genus: Scapanorhynchus Woodward, 1889
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scapanorhynchus minor (2)
Ameghino, 1935
Original description species: Ameghino, 1935
Genus: Scapanorhynchus Woodward, 1889
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scapanorhynchus perssoni (7)
Siverson, 1992
Original description species: Siverson, 1992
Genus: Scapanorhynchus Woodward, 1889
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scapanorhynchus plicatellus (3)
(Reuss, 1845)
Synonyms: Lamna plicatelis
Original description species: (Reuss, 1845)
Genus: Scapanorhynchus Woodward, 1889
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scapanorhynchus praeraphiodon (10)
Sokolov, 1978
Synonyms: Scapanorhynchus aff. praeraphiodon
Original description species: Sokolov, 1978
Genus: Scapanorhynchus Woodward, 1889
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scapanorhynchus puercoensis (3)
Bourdon, Wright, Lucas, Spielmann & Pence, 2011
Original description species: Bourdon, Wright, Lucas, Spielmann & Pence, 2011
Genus: Scapanorhynchus Woodward, 1889
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scapanorhynchus rapax (23)
(Quaas, 1902)
Synonyms: Lamna rapax, Otodus smilodon, Scapanorhynchus cf. rapax, Scapanorhynchus smilodon
Original description species: (Quaas, 1902)
Genus: Scapanorhynchus Woodward, 1889
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scapanorhynchus raphiodon zambiensis (1)
Darteville & Casier, 1959
Original description species: Darteville & Casier, 1959
Genus: Scapanorhynchus Woodward, 1889
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scapanorhynchus rhaphiodon (134)
(Geinitz, 1839)
Synonyms: Lamna plicatella, Lamna raphiodon, Lamna rhaphiodon, Lamna (Odontaspis) plicatella, Lamna (Odontaspis) raphiodon, Lamna (Odontaspis) rhaphiodon, Odontaspis raphiodon, Odontaspis rhaphiodon, Scapanorhynchus aff. raphiodon, Scapanorhynchus aff. rhaphiodon, Scapanorhynchus cf. raphiodon , Scapanorhynchus raphiodon, Scapanorhynchus (Odontaspis) rhaphiodon
Original description species: (Geinitz, 1839)
Genus: Scapanorhynchus Woodward, 1889
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scapanorhynchus semistriatus (2)
Ameghino, 1935
Original description species: Ameghino, 1935
Genus: Scapanorhynchus Woodward, 1889
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scapanorhynchus subulatus (31)
(Agassiz, 1843)
Original description species: (Agassiz, 1843)
Genus: Scapanorhynchus Woodward, 1889
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scapanorhynchus temiricus (1)
Zhelezko, 1987
Original description species: Zhelezko, 1987
Genus: Scapanorhynchus Woodward, 1889
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scapanorhynchus texanus (53)
(Roemer, 1849)
Synonyms: Lamna texana, Odontaspis malletiana, Scapanorhynchus cf. texanus, Scapanorhynchus malletianus, Scapanorhynchus raphiodon texanus
Original description species: (Roemer, 1849)
Genus: Scapanorhynchus Woodward, 1889
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scapanorhynchus tricarinatus (2)
Ameghino, 1935
Original description species: Ameghino, 1935
Genus: Scapanorhynchus Woodward, 1889
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Schizorhiza stromeri (33)
Weiler, 1930
Synonyms: Schizorhiza aff. stromeri, Schizorhiza cf. stromeri
Original description species: Weiler, 1930
Genus: Schizorhiza Weiler, 1930
Family: Sclerorhynchidae Cappetta, 1974
Suborder: Sclerorhynchoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Schizorhiza weileri (4)
Serra, 1933
Synonyms: Schizorhiza aff. weileri, Schizorhiza cf. weileri
Original description species: Serra, 1933
Genus: Schizorhiza Weiler, 1930
Family: Sclerorhynchidae Cappetta, 1974
Suborder: Sclerorhynchoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scindocorax novimexicanus (3)
Bourdon, Wright, Lucas, Spielmann & Pence, 2011
Original description species: Bourdon, Wright, Lucas, Spielmann & Pence, 2011
Genus: Scindocorax Bourdon, Wright, Lucas, Spielmann & Pence, 2011
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Sclerorhynchus atavus (17)
Woodward, 1889
Synonyms: Ganopristis libanica, Pristiophorus atavus, Pristiophorus (Sclerorhynchus) atavus, Sclerorhynchus crassidens, Sclerorhynchus libanicus, Squatina crassidens
Original description species: Woodward, 1889
Genus: Sclerorhynchus Woodward, 1889
Family: Sclerorhynchidae Cappetta, 1974
Suborder: Sclerorhynchoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Sclerorhynchus fanninensis (2)
Cappetta & Case, 1999
Original description species: Cappetta & Case, 1999
Genus: Sclerorhynchus Woodward, 1889
Family: Sclerorhynchidae Cappetta, 1974
Suborder: Sclerorhynchoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Sclerorhynchus pettersi (6)
Case & Cappetta, 1997
Synonyms: Sclerorhynchus cf. pettersi
Original description species: Case & Cappetta, 1997
Genus: Sclerorhynchus Woodward, 1889
Family: Sclerorhynchidae Cappetta, 1974
Suborder: Sclerorhynchoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Sclerorhynchus priscus (3)
Cappetta & Case, 1999
Synonyms: Sclerorhynchus cf. priscus
Original description species: Cappetta & Case, 1999
Genus: Sclerorhynchus Woodward, 1889
Family: Sclerorhynchidae Cappetta, 1974
Suborder: Sclerorhynchoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scoliodon alae (1)
Sahni & Mehrotra, 1981
Original description species: Sahni & Mehrotra, 1981
Genus: Scoliodon Müller & Henle, 1837
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scoliodon conecuhensis (4)
Cappetta & Case, 2016
Original description species: Cappetta & Case, 2016
Genus: Scoliodon Müller & Henle, 1837
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scoliodon eocenus (1)
Averianov & Udovitshenko, 1993
Original description species: Averianov & Udovitshenko, 1993
Genus: Scoliodon Müller & Henle, 1837
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scoliodon laticaudus-f (3)
Müller & Henle, 1838
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
Scoliodon sp-f (27)

Genus: Scoliodon Müller & Henle, 1837
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scoliorhiza kellyi (2)
Raymond, 1925
Original description species: Raymond, 1925
Genus: Scoliorhiza Raymond, 1925
Family: Cestraciontidae
Subclass: Elasmobranchii
Sculptospina makhlaevi (1)
Lebedev, 2020
Original description species: Lebedev, 2020
Genus: Sculptospina Lebedev, 2020
Family: incert. fam.
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Scyliorhinotheca goederti (1)
Kiel, Peckmann & Simon, 2013
Original description species: Kiel, Peckmann & Simon, 2013
Genus: Scyliorhinotheca Kiel, Peckmann & Simon, 2013
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus aff. brumarivulensis (3)
Underwood & Ward, 2008
Original description species: Underwood & Ward, 2008
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus alaformis (1)
Feichtinger, Pollerspöck, Harzhauser, Auer, Ćorić, Kranner, Beaury & Guinot, 2024
Original description species: Feichtinger, Pollerspöck, Harzhauser, Auer, Ćorić, Kranner, Beaury & Guinot, 2024
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus ambliatlanticus (1)
Laurito Mora, 1999
Original description species: Laurito Mora, 1999
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus angustus (11)
(Münster in Agassiz, 1838)
Synonyms: Scyllium angustum, Thyellina angusta
Original description species: (Münster in Agassiz, 1838)
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus antiquus (17)
(Agassiz, 1843)
Synonyms: Scylliodus antiquus, Scyllium antiquum
Original description species: (Agassiz, 1843)
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus arambourgi (3)
Cappetta, 1980
Original description species: Cappetta, 1980
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus arlingtonensis (4)
Cappetta & Case, 1999
Original description species: Cappetta & Case, 1999
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus biddlei (8)
Halter, 1995
Original description species: Halter, 1995
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus biformis (5)
Reinecke, 2014
Synonyms: Scyliorhinus cf. biformis
Original description species: Reinecke, 2014
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus bilzi (3)
(Reinecke & Engelhard, 1997)
Synonyms: Pararhincodon bilzi
Original description species: (Reinecke & Engelhard, 1997)
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus bloti (4)
Cappetta, 1980
Synonyms: Scyliorhinus cf. bloti
Original description species: Cappetta, 1980
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus brumarivulensis (5)
Underwood & Ward, 2008
Original description species: Underwood & Ward, 2008
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus canicula-f (4)
(Linnaeus, 1758)
Synonyms: Scyliorhinus aff. canicula-f, Scyliorhinus cf. canicula-f
Original description species: (Linnaeus, 1758)
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus cepaeformis (3)
Halter, 1990
Original description species: Halter, 1990
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus coupatezi (8)
Herman, 1974
Synonyms: Scyliorhinus cf. coupatezi
Original description species: Herman, 1974
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus crassiconus (5)
(Reuss, 1845)
Synonyms: Hybodus appendiculatus, Scyliorhinus appendiculatus, Scylliodus crassiconus, Scyllium crassiconum
Original description species: (Reuss, 1845)
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus dubius (18)
(Woodward, 1889)
Synonyms: Scyliorhinus cf. dubius, Scyllium dubium
Original description species: (Woodward, 1889)
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus elongatus (29)
(Davis, 1887)
Synonyms: Scyliorhinus aff. elongatus, Scyliorhinus cf. elongatus, Scyllium elongatum, Scyllium elongatus, Scyllium tumidens, Thyellina elongata
Original description species: (Davis, 1887)
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus entomodon (4)
Noubhani & Cappetta, 1997
Original description species: Noubhani & Cappetta, 1997
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus ivagrantae (4)
Case & Cappetta, 1997
Original description species: Case & Cappetta, 1997
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus joleaudi (37)
Cappetta, 1970
Synonyms: Chiloscyllium fossile, Scyliorhinus cf. joleaudi, Scyliorhinus fossilis
Original description species: Cappetta, 1970
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus kannenbergi (2)
Leder, 2015
Original description species: Leder, 2015
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus kasenoi (3)
Karasawa, 1989
Original description species: Karasawa, 1989
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus luypaertsi (5)
Halter, 1995
Synonyms: Scyliorhinus aff. luypaertsi
Original description species: Halter, 1995
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus malembeensis (1)
Darteville & Casier, 1959
Original description species: Darteville & Casier, 1959
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus monsaugustus (6)
Guinot, Underwood, Cappetta & Ward, 2013
Original description species: Guinot, Underwood, Cappetta & Ward, 2013
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus moosi (4)
Herman, 1975
Synonyms: Scyliorhinus cf. moosi
Original description species: Herman, 1975
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus muelleri (6)
Guinot, Underwood, Cappetta & Ward, 2013
Original description species: Guinot, Underwood, Cappetta & Ward, 2013
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus musteliformis (4)
Herman, 1977
Original description species: Herman, 1977
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus ptychtus (3)
Noubhani & Cappetta, 1997
Synonyms: Scyliorhinus aff. ptychtus
Original description species: Noubhani & Cappetta, 1997
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus reyndersi (4)
Halter, 1995
Synonyms: Scyliorhinus reyndersii
Original description species: Halter, 1995
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus rugosus (5)
(Williston, 1900)
Synonyms: Scylliorhinus rugosus, Scyllium rugosum
Original description species: (Williston, 1900)
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus sp-f (134)

Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus stellaris-f (5)
(Linnaeus, 1758)
Synonyms: Scyllium catulus-f
Original description species: (Linnaeus, 1758)
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus suelstorfensis (2)
Reinecke, 2014
Original description species: Reinecke, 2014
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus sulcidens (3)
Noubhani & Cappetta, 1997
Original description species: Noubhani & Cappetta, 1997
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus taylorensis (3)
Cappetta & Case, 1999
Original description species: Cappetta & Case, 1999
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus tensleepensis (3)
Case, 1987
Original description species: Case, 1987
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus trifolius (4)
Adnet, 2006
Original description species: Adnet, 2006
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus triplex (2)
(Quenstedt, 1882)
Original description species: (Quenstedt, 1882)
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus wardi (3)
Halter, 1990
Original description species: Halter, 1990
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus weemsi (1)
Cicimurri, Knight & Ebersole, 2022
Original description species: Cicimurri, Knight & Ebersole, 2022
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scyliorhinus woodwardi (8)
Cappetta, 1976
Synonyms: Scyliorhinus cf. woodwardi
Original description species: Cappetta, 1976
Genus: Scyliorhinus Blainville, 1816
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scymnodalatias cigalafulgosii (6)
Adnet, 2006
Original description species: Adnet, 2006
Genus: Scymnodalatias Garrick, 1956
Family: Somniosidae Jordan, 1888
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scymnodalatias kazenobon (2)
Nishimatsu & Ujihara, 2019
Original description species: Nishimatsu & Ujihara, 2019
Genus: Scymnodalatias Garrick, 1956
Family: Somniosidae Jordan, 1888
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scymnodalatias sherwoodi-f (1)
(Archey, 1921)
Original description species: (Archey, 1921)
Genus: Scymnodalatias Garrick, 1956
Family: Somniosidae Jordan, 1888
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Scymnodon ichiharai-f (5)
Yano & Tanaka, 1984
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
Scymnodon ringens-f (9)
Barbosa Du Bocage & De Brito Capello, 1864
Synonyms: Scymnodon cf. ringens-f
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
Scymnodon sp-f (4)

Genus: Scymnodon Barbosa Du Bocage & De Brito Capello
Family: Somniosidae Jordan, 1888
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Secarodus polyprion (1)
(Agassiz, 1839)
Original description species: (Agassiz, 1839)
Genus: Secarodus Rees & Underwood, 2008
Family: Hybodontidae Owen, 1846
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Seretolepis elegans (4)
Karatajute-Talimaa, 1968
Original description species: Karatajute-Talimaa, 1968
Genus: Seretolepis Karatajute-Talimaa, 1968
Family: incert. fam.
Order: incert. sedis
Subclass: Elasmobranchii
Serratocorona halberdiforme (2)
Chen, 2002
Original description species: Chen, 2002
Genus: Serratocorona Chen, 2002
Subclass: Elasmobranchii
Serratodasyatis tricuspidata (10)
(Casier, 1946)
Synonyms: Dasyatis cf. tricuspidatus, Dasyatis tricuspidata, Dasyatis tricuspidatus, Doratodus cf. tricuspidatus
Original description species: (Casier, 1946)
Genus: Serratodasyatis Reinecke, Mollen, Gijsen, D’Haeze & Hoedemakers, 2024
Family: incert. fam.
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Serratolamna africana (9)
(Darteville & Casier, 1943)
Synonyms: Lamna caraibaea africana, Serratolamna caraibaea africana
Original description species: (Darteville & Casier, 1943)
Genus: Serratolamna Landemaine, 1991
Family: Serratolamnidae Landemaine, 1991
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Serratolamna aschersoni (25)
(Stromer, 1905)
Synonyms: Cretolamna aff. aschersoni, Cretolamna aschersoni, Cretolamna cf. aschersoni, Lamna aff. aschersoni, Lamna aschersoni, Otodus aschersoni
Original description species: (Stromer, 1905)
Genus: Serratolamna Landemaine, 1991
Family: Serratolamnidae Landemaine, 1991
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Serratolamna caraibaea (14)
(Leriche, 1938)
Synonyms: Cretolamna caraibaea, Lamna caraibaea, Serratolamna cf. caraibaea
Original description species: (Leriche, 1938)
Genus: Serratolamna Landemaine, 1991
Family: Serratolamnidae Landemaine, 1991
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Serratolamna gafsana (10)
(White, 1926)
Synonyms: Cretalamna gafsana, Cretolamna gafsana, Lamna aff. gafsana, Lamna cf. gafsana, Lamna gafsana
Original description species: (White, 1926)
Genus: Serratolamna Landemaine, 1991
Family: Serratolamnidae Landemaine, 1991
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Serratolamna khderii (11)
(Zalmout & Mustafa, 2001)
Synonyms: Carcharias khderii, Serratolamna aff. khderii
Original description species: (Zalmout & Mustafa, 2001)
Genus: Serratolamna Landemaine, 1991
Family: Serratolamnidae Landemaine, 1991
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Serratolamna maroccana (34)
(Arambourg, 1935)
Synonyms: Cretalamna maroccana, Cretolamna aff. maroccana, Cretolamna cf. maroccana, Cretolamna marocana, Cretolamna maroccana, Lamna biauriculata, Serratolamna (Cretalamna) maroccana
Original description species: (Arambourg, 1935)
Genus: Serratolamna Landemaine, 1991
Family: Serratolamnidae Landemaine, 1991
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Serratolamna serrata (97)
(Agassiz, 1843)
Synonyms: Cretolamna serrata, Galeus serratus, Lamna cf. libyca, Lamna divergens, Lamna libyca, Lamna serra, Lamna serrata, Odontaspis oxyprion, Otodus divergens, Otodus serratus, Serratolamna aff. serrata, Serratolamna divergens, Serratolamna libyca, Serratolamna oxyprion, Serratolamna serra, Serratolamna serratus
Original description species: (Agassiz, 1843)
Genus: Serratolamna Landemaine, 1991
Family: Serratolamnidae Landemaine, 1991
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Shenacanthus vermiformis (1)
Zhu, Li, Ahlberg & Zhu, 2022
Original description species: Zhu, Li, Ahlberg & Zhu, 2022
Genus: Shenacanthus Zhu, Li, Ahlberg & Zhu, 2022
Sheppeytrygon davisi (3)
Casier, 1966
Synonyms: Dasyatis davisi
Original description species: Casier, 1966
Genus: Sheppeytrygon Reinecke, Mollen, Gijsen, D’Haeze & Hoedemakers, 2024
Family: Dasyatidae Jordan & Gilbert, 1879
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Shiqianolepis hollandi (3)
Sansom, Aldridge & Smith, 2000
Original description species: Sansom, Aldridge & Smith, 2000
Genus: Shiqianolepis Sansom, Aldridge & Smith, 2000
Family: Shiqianolepidae Sansom, Aldridge & Smith, 2000
Order: Mongolepidida
Siamodus janvieri (5)
Long, 1990
Original description species: Long, 1990
Genus: Siamodus Long, 1990
Family: incert. fam.
Order: incert. sedis
Subclass: Elasmobranchii
Siberiodus mirabilis (5)
Ivanov & Rodina, 2004
Original description species: Ivanov & Rodina, 2004
Genus: Siberiodus Ivanov & Rodina, 2004
Family: incert. fam.
Order: Omalodontiformes
Subclass: Elasmobranchii
Sibyrhynchus denisoni (4)
Zangerl & Case, 1973
Synonyms: Sibyrhynchus cf. denisoni
Original description species: Zangerl & Case, 1973
Genus: Sibyrhynchus Zangerl & Case, 1973
Family: Sibyrhynchidae Zangerl & Case, 1973
Order: Iniopterygiformes
Subclass: Holocephali
Sigmoscyllium acuspidatum (5)
Guinot, Underwood, Cappetta & Ward, 2013
Original description species: Guinot, Underwood, Cappetta & Ward, 2013
Genus: Sigmoscyllium Guinot, Underwood, Cappetta & Ward, 2013
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Sigmoscyllium striatum (6)
(Underwood & Ward, 2008)
Synonyms: Palaeoscyllium striatum
Original description species: (Underwood & Ward, 2008)
Genus: Sigmoscyllium Guinot, Underwood, Cappetta & Ward, 2013
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Siksika ottae (2)
Lund, 1989
Original description species: Lund, 1989
Genus: Siksika Lund, 1989
Family: Pristodontidae Woodward, 1889
Order: Petalodontiformes
Subclass: Euchondrocephali
Similihariotta dabasinskasi (1)
Zangerl, 1979
Original description species: Zangerl, 1979
Genus: Similihariotta Zangerl, 1979
Family: Chimaeridae Bonaparte, 1831
Order: Chimaeriformes
Subclass: Holocephali
Similiteroscyllium iniquus (1)
Fuchs, Engelbrecht, Lukeneder & Kriwet, 2017
Original description species: Fuchs, Engelbrecht, Lukeneder & Kriwet, 2017
Genus: Similiteroscyllium Fuchs, Engelbrecht, Lukeneder & Kriwet, 2017
Family: incert. fam.
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Similiteroscyllium rugasimulatum (2)
(Guinot, Cappetta & Adnet, 2014)
Synonyms: Ornatoscyllium rugasimulatum
Original description species: (Guinot, Cappetta & Adnet, 2014)
Genus: Similiteroscyllium Fuchs, Engelbrecht, Lukeneder & Kriwet, 2017
Family: incert. fam.
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Sinacanthus boliviensis (4)
Gagnier, Turner, Friman, Suarez-Riglos & Janvier, 1988
Original description species: Gagnier, Turner, Friman, Suarez-Riglos & Janvier, 1988
Genus: Sinacanthus P'an, 1959
Family: Sinacanthidae Min, 1998
Order: Sinacanthida
Subclass: Elasmobranchii
Sinacanthus triangulatus (1)
P'an & Liu in P'an, 1975
Original description species: P'an & Liu in P'an, 1975
Genus: Sinacanthus P'an, 1959
Family: Sinacanthidae Min, 1998
Order: Sinacanthida
Subclass: Elasmobranchii
Sinacanthus wuchangensis (1)
P'an, 1959
Original description species: P'an, 1959
Genus: Sinacanthus P'an, 1959
Family: Sinacanthidae Min, 1998
Order: Sinacanthida
Subclass: Elasmobranchii
Sinacrodus donglingensis (2)
Wang, Zhu, Jin, & Wang, 2007
Original description species: Wang, Zhu, Jin, & Wang, 2007
Genus: Sinacrodus Wang, Zhu, Jin, & Wang, 2007
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Sinohelicoprion macrodontus (1)
Lei, 1983
Original description species: Lei, 1983
Genus: Sinohelicoprion Liu & Chang, 1963
Family: Helicampodontidae Itano & Lebedev, 2023
Order: Eugeneodontiformes
Subclass: Euchondrocephali
Smithraja forestensis (3)
Herman, 1986
Original description species: Herman, 1986
Genus: Smithraja Herman, 1986
Family: Rajidae De Blainville, 1816
Suborder: Rajoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Sodolepis lucens (2)
Karatajute-Talimaa & Novitskaya, 1997
Original description species: Karatajute-Talimaa & Novitskaya, 1997
Genus: Sodolepis Karatajute-Talimaa & Novitskaya, 1997
Family: Mongolepididae Karatajute-Talimaa & Novitskaya, 1990
Order: Mongolepidida
Solenodus crenulatus (4)
Trautschold, 1874
Synonyms: Solenodus cf. crenulatus
Original description species: Trautschold, 1874
Genus: Solenodus Trautschold, 1874
Family: Cochliodontidae Owen, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Solinalepis levis (2)
Andreev, Coates, Karatajūtė-Talimaa, Shelton, Cooper, Wang & Sansom, 2016
Original description species: Andreev, Coates, Karatajūtė-Talimaa, Shelton, Cooper, Wang & Sansom, 2016
Genus: Solinalepis Andreev, Coates, Karatajūtė-Talimaa, Shelton, Cooper, Wang & Sansom, 2016
Family: incert. fam. Sansom, Aldridge & Smith, 2000
Order: Mongolepidida
Somniosus gonzalezi (2)
Welton & Goedert, 2016
Original description species: Welton & Goedert, 2016
Genus: Somniosus Lesueur, 1818
Family: Somniosidae Jordan, 1888
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Somniosus microcephalus-f (8)
(Bloch & Schneider, 1801)
Synonyms: Somniosus aff. microcephalus-f
Original description species: (Bloch & Schneider, 1801)
Genus: Somniosus Lesueur, 1818
Family: Somniosidae Jordan, 1888
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Somniosus rostratus-f (5)
(Risso, 1827)
Synonyms: Somniosus (Rhinoscymnus) cf. rostratus-f
Original description species: (Risso, 1827)
Genus: Somniosus Lesueur, 1818
Family: Somniosidae Jordan, 1888
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Somniosus sp-f (5)

Synonyms: Somniosus (Rhinoscymnus) sp-f
Genus: Somniosus Lesueur, 1818
Family: Somniosidae Jordan, 1888
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Sowibatos minimus (1)
Guinot, Hautier, Sambou & Martin, 2023
Original description species: Guinot, Hautier, Sambou & Martin, 2023
Genus: Sowibatos Guinot, Hautier, Sambou & Martin, 2023
Family: incert. fam.
Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Spathobatis bugesiacus (28)
Thiollière, 1852
Synonyms: Aellopos bugesiacus, Aellopos elongata, Aellopos elongates, Aellopos elongatus, Euryarthra muensteri, Raja muensteri, Rhinobatus bugesiacus, Spathobatis mirabilis
Original description species: Thiollière, 1852
Genus: Spathobatis Thiollière, 1852
Family: Spathobatidae Underwood, 2006
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Spathobatis delsatei (1)
Underwood & Ward, 2004
Original description species: Underwood & Ward, 2004
Genus: Spathobatis Thiollière, 1852
Family: Spathobatidae Underwood, 2006
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Spathobatis halteri (6)
(Biddle & Landemaine, 1988)
Synonyms: Rhinobatos cf. halteri, Rhinobatos halteri
Original description species: (Biddle & Landemaine, 1988)
Genus: Spathobatis Thiollière, 1852
Family: Spathobatidae Underwood, 2006
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Spathobatis morinicus (3)
Sauvage, 1873
Synonyms: Rhinobatus morinicus, Spathobatis boloniae
Original description species: Sauvage, 1873
Genus: Spathobatis Thiollière, 1852
Family: Spathobatidae Underwood, 2006
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Spathobatis mutterlosei (4)
Thies, 1982
Synonyms: Spathobatis aff. mutterlosei
Original description species: Thies, 1982
Genus: Spathobatis Thiollière, 1852
Family: Spathobatidae Underwood, 2006
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Spathobatis rugosus (1)
Underwood, Mitchell & Veltkamp, 1999
Original description species: Underwood, Mitchell & Veltkamp, 1999
Genus: Spathobatis Thiollière, 1852
Family: Spathobatidae Underwood, 2006
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Spathobatis uppensis (4)
Thies, 1982
Synonyms: Spathobatis cf. uppensis
Original description species: Thies, 1982
Genus: Spathobatis Thiollière, 1852
Family: Spathobatidae Underwood, 2006
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Sphenacanthus aequistriatus (1)
(Davis, 1879)
Original description species: (Davis, 1879)
Genus: Sphenacanthus Agassiz, 1837
Family: Sphenacanthidae Maisey, 1982
Order: incert. sedis
Cohort: Euselachii
Subclass: Elasmobranchii
Sphenacanthus carbonarius (17)
(Giebel, 1848)
Synonyms: Hybodus carbonarius, Hybodus vicinalis, Limnoselache aff. vicinalis, Limnoselache cf. vicinalis, Limnoselache vincinalis
Original description species: (Giebel, 1848)
Genus: Sphenacanthus Agassiz, 1837
Family: Sphenacanthidae Maisey, 1982
Order: incert. sedis
Cohort: Euselachii
Subclass: Elasmobranchii
Sphenacanthus delepinei (2)
Fournier & Pruvost, 1928
Original description species: Fournier & Pruvost, 1928
Genus: Sphenacanthus Agassiz, 1837
Family: Sphenacanthidae Maisey, 1982
Order: incert. sedis
Cohort: Euselachii
Subclass: Elasmobranchii
Sphenacanthus depressus (1)
(Newberry, 1897)
Original description species: (Newberry, 1897)
Genus: Sphenacanthus Agassiz, 1837
Family: Sphenacanthidae Maisey, 1982
Order: incert. sedis
Cohort: Euselachii
Subclass: Elasmobranchii
Sphenacanthus gondwanus (2)
(Da Silva Santos, 1947)
Synonyms: Cladodus gondwanus, Ctenacanthus gondwanus
Original description species: (Da Silva Santos, 1947)
Genus: Sphenacanthus Agassiz, 1837
Family: Sphenacanthidae Maisey, 1982
Order: incert. sedis
Cohort: Euselachii
Subclass: Elasmobranchii
Sphenacanthus ignis (2)
Figueroa & Gallo, 2017
Original description species: Figueroa & Gallo, 2017
Genus: Sphenacanthus Agassiz, 1837
Family: Sphenacanthidae Maisey, 1982
Order: incert. sedis
Cohort: Euselachii
Subclass: Elasmobranchii
Sphenacanthus maranhensis (2)
(Santos, 1946)
Synonyms: Ctenacanthus maranhensis
Original description species: (Santos, 1946)
Genus: Sphenacanthus Agassiz, 1837
Family: Sphenacanthidae Maisey, 1982
Order: incert. sedis
Cohort: Euselachii
Subclass: Elasmobranchii
Sphenacanthus minor (2)
(Davis, 1879)
Synonyms: Cladodus minor, Ctenacanthus minor
Original description species: (Davis, 1879)
Genus: Sphenacanthus Agassiz, 1837
Family: Sphenacanthidae Maisey, 1982
Order: incert. sedis
Cohort: Euselachii
Subclass: Elasmobranchii
Sphenacanthus nodosus (1)
(Egerton, 1853)
Synonyms: Cladodus nodosus
Original description species: (Egerton, 1853)
Genus: Sphenacanthus Agassiz, 1837
Family: Sphenacanthidae Maisey, 1982
Order: incert. sedis
Cohort: Euselachii
Subclass: Elasmobranchii
Sphenacanthus riorastoensis (2)
Pauliv, Dias & Sedor, 2012
Original description species: Pauliv, Dias & Sedor, 2012
Genus: Sphenacanthus Agassiz, 1837
Family: Sphenacanthidae Maisey, 1982
Order: incert. sedis
Cohort: Euselachii
Subclass: Elasmobranchii
Sphenacanthus sanpauloensis (2)
Chahud, Fairchild & Petri, 2010
Original description species: Chahud, Fairchild & Petri, 2010
Genus: Sphenacanthus Agassiz, 1837
Family: Sphenacanthidae Maisey, 1982
Order: incert. sedis
Cohort: Euselachii
Subclass: Elasmobranchii
Sphenacanthus serrulatus (21)
Agassiz, 1837
Synonyms: Cladodus aequistriatus, Cladodus hybodoides, Cladodus marshi, Ctenacanthus hybodoides, Ctenacanthus nodosus, Ctenacanthus serrulatus, Sphenacanthus aff. marshi, Sphenacanthus hybodoides, Sphenacanthus marshi
Original description species: Agassiz, 1837
Genus: Sphenacanthus Agassiz, 1837
Family: Sphenacanthidae Maisey, 1982
Order: incert. sedis
Cohort: Euselachii
Subclass: Elasmobranchii
Sphenacanthus tenuis (1)
Ginter, 2016
Original description species: Ginter, 2016
Genus: Sphenacanthus Agassiz, 1837
Family: Sphenacanthidae Maisey, 1982
Order: incert. sedis
Cohort: Euselachii
Subclass: Elasmobranchii
Sphenacanthus vicinalis (3)
Soler-Gijón, 1997
Synonyms: Sphenacanthus aff. vicinalis
Original description species: Soler-Gijón, 1997
Genus: Sphenacanthus Agassiz, 1837
Family: Sphenacanthidae Maisey, 1982
Order: incert. sedis
Cohort: Euselachii
Subclass: Elasmobranchii
Sphenodus alpinus (2)
Gümbel, 1861
Synonyms: Orthacodus cf. alpinus
Original description species: Gümbel, 1861
Genus: Sphenodus Agassiz, 1843
Family: Orthacodontidae Glikman, 1957
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Sphenodus helveticus (4)
(De Beaumont, 1960)
Synonyms: Orthacodus helveticus, Paraorthacodus helveticus, Sphenodus cf. helveticus
Original description species: (De Beaumont, 1960)
Genus: Sphenodus Agassiz, 1843
Family: Orthacodontidae Glikman, 1957
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Sphenodus impressus (2)
Zittel, 1870
Synonyms: Sphenodus imprressus
Original description species: Zittel, 1870
Genus: Sphenodus Agassiz, 1843
Family: Orthacodontidae Glikman, 1957
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Sphenodus longidens (43)
(Agassiz, 1843)
Synonyms: Lamna longidens, Lamna (Sphenodus) longidens, Orthacodus longidens, Orthacodus (Sphenodus) longidens, Oxyrhina longidens, Oxyrhina ornati, Sphenodus aff. longidens, Sphenodus cf. longidens, Sphenodus ornati, Squalus phillipsii
Original description species: (Agassiz, 1843)
Genus: Sphenodus Agassiz, 1843
Family: Orthacodontidae Glikman, 1957
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Sphenodus lundgreni (18)
(Davis, 1890)
Synonyms: Eychlaodus lundgreni, Orthacodus lundgreni, Oxyrhina cf. lundgreni, Oxyrhina lundgreni, Sphenodus cf. lundgreni
Original description species: (Davis, 1890)
Genus: Sphenodus Agassiz, 1843
Family: Orthacodontidae Glikman, 1957
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Sphenodus macer (17)
(Quenstedt, 1851)
Synonyms: Odontaspis macer, Orthacodus macer, Oxyrhina macer
Original description species: (Quenstedt, 1851)
Genus: Sphenodus Agassiz, 1843
Family: Orthacodontidae Glikman, 1957
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Sphenodus nitidus (13)
Wagner, 1862
Synonyms: Orthacodus nitidus
Original description species: Wagner, 1862
Genus: Sphenodus Agassiz, 1843
Family: Orthacodontidae Glikman, 1957
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Sphenodus planus (2)
(Agassiz, 1843)
Original description species: (Agassiz, 1843)
Genus: Sphenodus Agassiz, 1843
Family: Orthacodontidae Glikman, 1957
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Sphenodus rectidens (2)
Emmons, 1858
Original description species: Emmons, 1858
Genus: Sphenodus Agassiz, 1843
Family: Orthacodontidae Glikman, 1957
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Sphenodus robustidens (2)
Seguenza, 1900
Original description species: Seguenza, 1900
Genus: Sphenodus Agassiz, 1843
Family: Orthacodontidae Glikman, 1957
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Sphenodus tithonius (3)
Gemmellaro, 1871
Original description species: Gemmellaro, 1871
Genus: Sphenodus Agassiz, 1843
Family: Orthacodontidae Glikman, 1957
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Sphenodus virgai (3)
Gemmellaro, 1871
Original description species: Gemmellaro, 1871
Genus: Sphenodus Agassiz, 1843
Family: Orthacodontidae Glikman, 1957
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Sphenonchus hamatus (5)
(Agassiz, 1837)
Original description species: (Agassiz, 1837)
Genus: Sphenonchus Agassiz, 1843
Family: Hybodontidae Owen, 1846
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Sphyrna gibbesii (3)
Hay, 1902
Original description species: Hay, 1902
Genus: Sphyrna Rafinesque, 1810
Family: Sphyrnidae Bonaparte, 1840
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Sphyrna guinoti (2)
Adnet et al., 2020
Original description species: Adnet et al., 2020
Genus: Sphyrna Rafinesque, 1810
Family: Sphyrnidae Bonaparte, 1840
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Sphyrna integra (74)
Probst, 1878
Synonyms: Carcharhinus (Scoliodon) cf. taxandriae, Carcharhinus (Scoliodon) taxandriae, Carcharias (Scoliodon) taxandriae, Rhizoprionodon dentatus, Rhizoprionodon taxandriae, Scoliodon aff. taxandriae, Scoliodon cf. taxandriae, Scoliodon dentatus, Scoliodon taxandriae, Sphyrna aff. arambourgi, Sphyrna arambourgi
Original description species: Probst, 1878
Genus: Sphyrna Rafinesque, 1810
Family: Sphyrnidae Bonaparte, 1840
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Sphyrna laevissima (54)
(Cope, 1867)
Synonyms: Carcharias laevissimus, Carcharias (Physodon) kraussi, Carcharias (Scoliodon) cf. krausi, Carcharias (Scoliodon) krausi, Carcharias (Scoliodon) kraussi, Cestracion laevissimus, Cestracion (Sphyrna) laevissimus, Galeocerdo laevissimus, Negaprion kraussei, Negaprion kraussi, Sphyrna aff. laevissima, Sphyrna cf. laevissima
Original description species: (Cope, 1867)
Genus: Sphyrna Rafinesque, 1810
Family: Sphyrnidae Bonaparte, 1840
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Sphyrna lagostensis (3)
(Darteville & Casier, 1959)
Synonyms: Hypoprion lagostensis
Original description species: (Darteville & Casier, 1959)
Genus: Sphyrna Rafinesque, 1810
Family: Sphyrnidae Bonaparte, 1840
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Sphyrna lewini-f (23)
(Griffith & Smith, 1834)
Synonyms: Sphyrna aff. lewini-f, Sphyrna cf. lewini-f, Sphyrna diplana-f
Original description species: (Griffith & Smith, 1834)
Genus: Sphyrna Rafinesque, 1810
Family: Sphyrnidae Bonaparte, 1840
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Sphyrna magna (13)
Cope, 1867
Synonyms: Carcharias magna, Cestracion magnus, Cestracion (Sphyrna) magnus, Negaprion cf. magnus
Original description species: Cope, 1867
Genus: Sphyrna Rafinesque, 1810
Family: Sphyrnidae Bonaparte, 1840
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Sphyrna media-f (9)
Springer, 1940
Synonyms: Sphyrna cf. media-f
Original description species: Springer, 1940
Genus: Sphyrna Rafinesque, 1810
Family: Sphyrnidae Bonaparte, 1840
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Sphyrna mokarran-f (19)
(Rüppell, 1837)
Synonyms: Sphyrna aff. mokarran-f, Sphyrna cf. mokarran-f
Original description species: (Rüppell, 1837)
Genus: Sphyrna Rafinesque, 1810
Family: Sphyrnidae Bonaparte, 1840
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Sphyrna sp-f (94)

Genus: Sphyrna Rafinesque, 1810
Family: Sphyrnidae Bonaparte, 1840
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Sphyrna tiburo-f (2)
(Linnaeus, 1758)
Original description species: (Linnaeus, 1758)
Genus: Sphyrna Rafinesque, 1810
Family: Sphyrnidae Bonaparte, 1840
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Sphyrna vetusta (2)
(Costa, 1856)
Synonyms: Selache ventusta
Original description species: (Costa, 1856)
Genus: Sphyrna Rafinesque, 1810
Family: Sphyrnidae Bonaparte, 1840
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Sphyrna zygaena-f (65)
(Linnaeus, 1758)
Synonyms: Cestracion zygaena-f, Sphyrna aff. zygaena-f, Sphyrna cf. zygaena-f, Sphyrna zigaena-f, Zygaena malleus-f
Original description species: (Linnaeus, 1758)
Genus: Sphyrna Rafinesque, 1810
Family: Sphyrnidae Bonaparte, 1840
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Spinax sp-f (1)

Genus: Spinax Cuvier, 1816
Family: Etmopteridae Fowler, 1934
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Spiraxis interstrialis (4)
Stainier, 1894
Synonyms: Fayolia mourloni
Original description species: Stainier, 1894
Genus: Spiraxis Newberry, 1885
Subclass: Elasmobranchii
Sporetodus janevaii (1)
Cope, 1874
Original description species: Cope, 1874
Genus: Sporetodus Cope, 1874
Family: Ptychodontidae Jaekel, 1898
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Squalicorax acutus (2)
Siversson, Cook, Ryan, Watkins, Tatarnic, Downes & Newbrey, 2019
Original description species: Siversson, Cook, Ryan, Watkins, Tatarnic, Downes & Newbrey, 2019
Genus: Squalicorax Whitley, 1939
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalicorax africanus (8)
Cappetta, 1991
Original description species: Cappetta, 1991
Genus: Squalicorax Whitley, 1939
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalicorax appendiculatus (1)
(Agassiz in Geinitz, 1839)
Original description species: (Agassiz in Geinitz, 1839)
Genus: Squalicorax Whitley, 1939
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalicorax baharijensis (17)
(Stromer, 1927)
Synonyms: Corax baharijensis, Squalicorax aff. baharijensis, Squalicorax cf. baharijensis
Original description species: (Stromer, 1927)
Genus: Squalicorax Whitley, 1939
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalicorax bassanii (17)
(Gemmellaro, 1920)
Synonyms: Anacorax bassani, Corax bassani, Corax bassanii, Paraanacorax bassanii
Original description species: (Gemmellaro, 1920)
Genus: Squalicorax Whitley, 1939
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalicorax bazzii (2)
Siversson, Cook, Ryan, Watkins, Tatarnic, Downes & Newbrey, 2019
Original description species: Siversson, Cook, Ryan, Watkins, Tatarnic, Downes & Newbrey, 2019
Genus: Squalicorax Whitley, 1939
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalicorax benguerirensis (4)
Cappetta, Adnet, Akkrim & Amalik, 2014
Original description species: Cappetta, Adnet, Akkrim & Amalik, 2014
Genus: Squalicorax Whitley, 1939
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalicorax bernardezi (8)
Guinot, Underwood, Cappetta & Ward, 2013
Synonyms: Squalicorax aff. bernardezi, Squalicorax gutierrezmarcoi
Original description species: Guinot, Underwood, Cappetta & Ward, 2013
Genus: Squalicorax Whitley, 1939
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalicorax coquandi (4)
Vullo & Cappetta & Néraudeau, 2007
Original description species: Vullo & Cappetta & Néraudeau, 2007
Genus: Squalicorax Whitley, 1939
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalicorax curvatus (27)
(Williston, 1900)
Synonyms: Corax curvata, Corax curvatus, Squalicorax cf. curvatus, Squalicorax ex gr. curvatus
Original description species: (Williston, 1900)
Genus: Squalicorax Whitley, 1939
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalicorax dalinkevichiusi (1)
(Glikman & Shvazhaite, 1971)
Original description species: (Glikman & Shvazhaite, 1971)
Genus: Squalicorax Whitley, 1939
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalicorax deckeri (4)
Bice & Shimada, 2016
Original description species: Bice & Shimada, 2016
Genus: Squalicorax Whitley, 1939
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalicorax falcatus (145)
(Agassiz, 1843)
Synonyms: Anacorax falcatus, Corax aff. falcatus, Corax falcatus, Galeocerdo falcatus, Galeocerdo hartvellii, Galeocerdo hartwellii, Palaeoanacorax falcatus falcatus, Palaeocorax falcatus, Sinkorax falcatus, Squalicorax aff. falcatus, Squalicorax cf. falcatus, Squalicorax gr. falcatus, Squalicorax hartwellii
Original description species: (Agassiz, 1843)
Genus: Squalicorax Whitley, 1939
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalicorax falcatus praecursor (2)
(Sokolov, 1978)
Synonyms: Palaeoanacorax falcatus praecursor
Original description species: (Sokolov, 1978)
Genus: Squalicorax Whitley, 1939
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalicorax heterodon (13)
(Reuss, 1845)
Synonyms: Corax heterodon, Palaeoanacorax falcatus heterodon
Original description species: (Reuss, 1845)
Genus: Squalicorax Whitley, 1939
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalicorax intermedius (5)
(Glikman, 1971)
Synonyms: Palaeoanacorax intermedius, Squalicorax cf. intermedius
Original description species: (Glikman, 1971)
Genus: Squalicorax Whitley, 1939
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalicorax kaupi (147)
(Agassiz, 1843)
Synonyms: Anacorax aff. kaupi, Anacorax cf. kaupi, Anacorax kaupi, Anacorax plicatus, Corax cf. pristodontus kaupi, Corax kaupi, Corax kaupii, Corax pristodontus kaupi, Corax pristodontus plicatus, Galeocerdo crassidens, Galeocerdo dubius, Squalicorax aff. crassidens, Squalicorax cf. kaupi, Squalicorax crassidens, Squalicorax dubius, Squalicorax pristodontus kaupi, Squalicorax pristodontus plicatus
Original description species: (Agassiz, 1843)
Genus: Squalicorax Whitley, 1939
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalicorax kugleri (5)
(Leriche, 1938)
Synonyms: Anacorax kugleri, Corax kugleri
Original description species: (Leriche, 1938)
Genus: Squalicorax Whitley, 1939
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalicorax lalunaensis (2)
Guinot & Carrillo-Briceño, 2018
Synonyms: Squalicorax aff. lalunaensis
Original description species: Guinot & Carrillo-Briceño, 2018
Genus: Squalicorax Whitley, 1939
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalicorax lindstromi (19)
(Davis, 1890)
Synonyms: Anacorax lindstromi, Corax lindstromi, Squalicorax aff. lindstromi, Squalicorax cf. lindstromi, Апасогах lindstromi
Original description species: (Davis, 1890)
Genus: Squalicorax Whitley, 1939
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalicorax microserratus (5)
Cappetta, Adnet, Akkrim & Amalik, 2014
Original description species: Cappetta, Adnet, Akkrim & Amalik, 2014
Genus: Squalicorax Whitley, 1939
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalicorax mississippiensis (3)
(Sokolov, 1978)
Synonyms: Anacorax mississipiensis
Original description species: (Sokolov, 1978)
Genus: Squalicorax Whitley, 1939
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalicorax moodyi (1)
Guinot & Carrillo-Briceño, 2018
Original description species: Guinot & Carrillo-Briceño, 2018
Genus: Squalicorax Whitley, 1939
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalicorax mutabilis (3)
Siversson, Cook, Ryan, Watkins, Tatarnic, Downes & Newbrey, 2019
Original description species: Siversson, Cook, Ryan, Watkins, Tatarnic, Downes & Newbrey, 2019
Genus: Squalicorax Whitley, 1939
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalicorax obliquus subserratus (2)
(Glikman, 1980)
Synonyms: Palaeoanacorax obliquus subeserratus
Original description species: (Glikman, 1980)
Genus: Squalicorax Whitley, 1939
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalicorax obruchevi (4)
(Glikman, 1979)
Synonyms: Paranacorax obruchevi
Original description species: (Glikman, 1979)
Genus: Squalicorax Whitley, 1939
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalicorax pamiricus (3)
(Glikman, 1971)
Synonyms: Palaeoanacorax pamiricus
Original description species: (Glikman, 1971)
Genus: Squalicorax Whitley, 1939
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalicorax papulovi (3)
(Zhelezko, 1987)
Synonyms: Anacorax papulovi
Original description species: (Zhelezko, 1987)
Genus: Squalicorax Whitley, 1939
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalicorax primaevus (10)
(Dalinkevicius, 1935)
Synonyms: Acrolamna primaeva, Eoanacorax dalinkevichiusi, Oxyrhina primaeva
Original description species: (Dalinkevicius, 1935)
Genus: Squalicorax Whitley, 1939
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalicorax primigenius (2)
Landemaine, 1991
Original description species: Landemaine, 1991
Genus: Squalicorax Whitley, 1939
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalicorax priscoserratus (2)
Siverson, Lindgren & Kelley, 2007
Original description species: Siverson, Lindgren & Kelley, 2007
Genus: Squalicorax Whitley, 1939
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalicorax pristodontus (149)
(Agassiz, 1835)
Synonyms: Anacorax pristodontus, Corax pristodontus, Galeocerdo pristodontus, Galeus pristodontus, Squalicorax cf. pristodontus, Squalus pristodontus
Original description species: (Agassiz, 1835)
Genus: Squalicorax Whitley, 1939
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalicorax sagisicus (3)
Glikman, 1980
Original description species: Glikman, 1980
Genus: Squalicorax Whitley, 1939
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalicorax santonicus (5)
(Glikman & Zhelezko, 1979)
Synonyms: Anacorax santonicus
Original description species: (Glikman & Zhelezko, 1979)
Genus: Squalicorax Whitley, 1939
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalicorax volgensis (18)
(Glikman, 1971)
Synonyms: Palaeoanacorax volgensis
Original description species: (Glikman, 1971)
Genus: Squalicorax Whitley, 1939
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalicorax yangaensis (18)
(Darteville & Casier, 1943)
Synonyms: Anacorax yangaensis, Corax yangaensis, Microanacorax yangaensis, Squalicorax aff. yangaensis, Squalicorax cf. yangaensis
Original description species: (Darteville & Casier, 1943)
Genus: Squalicorax Whitley, 1939
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squaliodalatias savoiei (2)
Cappetta, Morrison & Adnet, 2019
Original description species: Cappetta, Morrison & Adnet, 2019
Genus: Squaliodalatias Adnet, Cappetta & Reynders, 2006
Family: Dalatiidae Gray, 1851
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squaliodalatias weltoni (7)
Adnet, Cappetta & Reynders, 2006
Synonyms: Oligodalatias roederi
Original description species: Adnet, Cappetta & Reynders, 2006
Genus: Squaliodalatias Adnet, Cappetta & Reynders, 2006
Family: Dalatiidae Gray, 1851
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squaliolus gasconensis (5)
Adnet, 2006
Original description species: Adnet, 2006
Genus: Squaliolus Smith & Radcliffe In Smith, 1912
Family: Dalatiidae Gray, 1851
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squaliolus schaubi (13)
(Casier, 1958)
Synonyms: Centroscymnus schaubi, Squaliolus cf. schaubi
Original description species: (Casier, 1958)
Genus: Squaliolus Smith & Radcliffe In Smith, 1912
Family: Dalatiidae Gray, 1851
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squaliolus sp-f (13)

Genus: Squaliolus Smith & Radcliffe In Smith, 1912
Family: Dalatiidae Gray, 1851
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squaliomicrus sanadaensis (1)
Suzuki, 2015
Original description species: Suzuki, 2015
Genus: Squaliomicrus Suzuki, 2015
Family: Dalatiidae Gray, 1851
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalogaleus sp. (5)

Genus: Squalogaleus Maisey, 1976
Family: incert. fam.
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squaloraja polyspondyla (25)
(Agassiz, 1836)
Synonyms: Spinacorhinus polyspondylus, Squaloraia dolichognathos, Squaloraja dolichognatha
Original description species: (Agassiz, 1836)
Genus: Squaloraja Riley, 1833
Family: Squalorajidae Woodward, 1886
Suborder: Squalorajoidei
Order: Chimaeriformes
Subclass: Holocephali
Squaloraja tenuispina (4)
Woodward, 1886
Original description species: Woodward, 1886
Genus: Squaloraja Riley, 1833
Family: Squalorajidae Woodward, 1886
Suborder: Squalorajoidei
Order: Chimaeriformes
Subclass: Holocephali
Squalus acanthias-f (25)
Linnaeus, 1758
Synonyms: Acanthias vulgaris-f, Squalus aff. acanthias-f, Squalus cf. acanthias-f
Original description species: Linnaeus, 1758
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalus almeidae (4)
Antunes & Jonet, 1970
Original description species: Antunes & Jonet, 1970
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalus alsaticus (54)
(Andreae, 1890)
Synonyms: Acanthias aff. alsaticus, Acanthias alsaticus, Squalus aff. alsaticus, Squalus cf. alsaticus
Original description species: (Andreae, 1890)
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalus argentinensis (4)
(Bogan, Agnolin & Novas, 2016)
Synonyms: Protosqualus argentinensis
Original description species: (Bogan, Agnolin & Novas, 2016)
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalus ballingsloevensis (6)
Siverson, 1993
Original description species: Siverson, 1993
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalus balsvikensis (5)
Siverson, 1993
Original description species: Siverson, 1993
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalus crenatidens (7)
Arambourg, 1952
Original description species: Arambourg, 1952
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalus cubensis-f (3)
Howell Rivero, 1936
Synonyms: Squalus aff. cubensis-f
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
Squalus gabrielsoni (9)
Siverson, 1993
Original description species: Siverson, 1993
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalus huntensis (5)
Case & Cappetta, 1997
Original description species: Case & Cappetta, 1997
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalus minor (54)
(Daimeries, 1888)
Synonyms: Acanthias hennequini, Acanthias minor, Biforisodus minor, Ginglymostoma trilobata, Squalus aff. smithi, Squalus cf. minor, Squalus hennequini, Squalus smithi, Squalus trilobatus, Squalus (Acanthias) minor
Original description species: (Daimeries, 1888)
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalus mitsukurii-f (1)
Jordan & Snyder, 1903
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
Squalus nicholsae (3)
Cappetta, Morrison & Adnet, 2019
Original description species: Cappetta, Morrison & Adnet, 2019
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalus sp-f (125)

Synonyms: Acanthias sp-f
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalus suckleyi-f (1)
(Girard, 1855)
Original description species: (Girard, 1855)
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalus volgensis (3)
(Averianov & Glikman, 1996)
Synonyms: Centrophoroides volgensis
Original description species: (Averianov & Glikman, 1996)
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalus vondermarcki (14)
Müller & Schöllmann, 1989
Synonyms: Squalus aff. vondermarcki
Original description species: Müller & Schöllmann, 1989
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalus weltoni (4)
Long, 1992
Synonyms: Squalus aff. weltoni
Original description species: Long, 1992
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalus woodburnei (3)
Long, 1992
Original description species: Long, 1992
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squalus worlandensis (5)
(Case, 1987)
Synonyms: Centrophoroides worlandensis
Original description species: (Case, 1987)
Genus: Squalus Linné, 1758
Family: Squalidae De Blainville, 1816
Order: Squaliformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squatigaleus atlasi (6)
Cappetta, 1989
Original description species: Cappetta, 1989
Genus: Squatigaleus Cappetta, 1989
Family: Triakidae Gray, 1851
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squatigaleus carinatus (4)
Cappetta, 1991
Original description species: Cappetta, 1991
Genus: Squatigaleus Cappetta, 1989
Family: Triakidae Gray, 1851
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squatigaleus grandjeani (4)
Cappetta, 1991
Original description species: Cappetta, 1991
Genus: Squatigaleus Cappetta, 1989
Family: Triakidae Gray, 1851
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squatigaleus sulphurensis (3)
Case & Cappetta, 1997
Original description species: Case & Cappetta, 1997
Genus: Squatigaleus Cappetta, 1989
Family: Triakidae Gray, 1851
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squatigaleus vianeyi (3)
Cappetta, 1989
Original description species: Cappetta, 1989
Genus: Squatigaleus Cappetta, 1989
Family: Triakidae Gray, 1851
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squatina angeloides (46)
Van Beneden, 1873
Synonyms: Rhina aff. angeloides, Rhina angeloides, Squatina aff. angeloides, Squatina cf. angeloides, Squatina crecelii, Squatina rupeliensis
Original description species: Van Beneden, 1873
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squatina baumbergensis (11)
Von Der Marck, 1885
Synonyms: Rhina baumbergensis, Squatina cf. baumbergensis
Original description species: Von Der Marck, 1885
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squatina beyrichi (1)
Noetling, 1885
Original description species: Noetling, 1885
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squatina californica-f (8)
Ayres, 1859
Original description species: Ayres, 1859
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squatina carinata (5)
Giebel, 1848
Synonyms: Squatina aff. carinata
Original description species: Giebel, 1848
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squatina crassa (9)
Daimeries, 1889
Synonyms: Rhina (Squatina) crassa
Original description species: Daimeries, 1889
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squatina d'anconai (5)
Lawley, 1876
Synonyms: Squatina aff. d'anconai
Original description species: Lawley, 1876
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squatina decipiens (7)
Dalinkevicius, 1935
Synonyms: Squatina decepiens
Original description species: Dalinkevicius, 1935
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squatina gigantea (1)
Ameghino, 1906
Original description species: Ameghino, 1906
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squatina lerichei (4)
Jordan & Beal, 1913
Original description species: Jordan & Beal, 1913
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squatina minor (2)
Eastman, 1911
Original description species: Eastman, 1911
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squatina moelleri (1)
Klprijanov, 1881
Original description species: Klprijanov, 1881
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squatina occidentalis (4)
Eastman, 1904
Original description species: Eastman, 1904
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squatina prima (82)
(Winkler, 1874)
Synonyms: Rhina winkleri, Rhina (Squatina) prima, Squatina aff. prima, Squatina cf. prima, Squatina gaudryi, Squatina winkleri, Trigonodus primus
Original description species: (Winkler, 1874)
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squatina sp-f (209)

Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squatina squatina-f (7)
(Linnaeus, 1758)
Original description species: (Linnaeus, 1758)
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squatina subserrata (103)
(Münster, 1846)
Synonyms: Hemipristis subserrata, Rhina (Squatina) biformis, Scaldia biforis, Sphyrna subserrata, Squatina aff. subserrata, Squatina alata, Squatina biforis, Squatina caudata, Squatina cf. subserrata, Squatina fraasi
Original description species: (Münster, 1846)
Genus: Squatina Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squatina (Cretascyllium) cranei (24)
Woodward, 1888
Synonyms: Cretascyllium expansum, Squatina cf. cranei, Squatina cranei
Original description species: Woodward, 1888
Genus: Squatina (Cretascyllium)
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squatina (Squatina) fortemordeo (1)
Siversson, Cook, Cederström & Ryan, 2016
Original description species: Siversson, Cook, Cederström & Ryan, 2016
Genus: Squatina (Squatina) Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squatina (Squatina) lundegreni (3)
Siversson, Cook, Cederström & Ryan, 2016
Synonyms: Squatina lundegreni
Original description species: Siversson, Cook, Cederström & Ryan, 2016
Genus: Squatina (Squatina) Dumeril, 1805
Family: Squatinidae Bonaparte, 1838
Order: Squatiniformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squatinactis caudispinatus (5)
Lund & Zangerl, 1974
Original description species: Lund & Zangerl, 1974
Genus: Squatinactis Lund & Zangerl, 1974
Family: Squatinactidae Cappetta, Duffin & Zidek, 1993
Order: Squatinactiformes
Subclass: Elasmobranchii
Squatinactis glabrum (8)
(Ginter, 1999)
Synonyms: Symmorium glabrum
Original description species: (Ginter, 1999)
Genus: Squatinactis Lund & Zangerl, 1974
Family: Squatinactidae Cappetta, Duffin & Zidek, 1993
Order: Squatinactiformes
Subclass: Elasmobranchii
Squatirhina draytoni (4)
Guinot, Cappetta, Underwood & Ward, 2012
Original description species: Guinot, Cappetta, Underwood & Ward, 2012
Genus: Squatirhina Casier, 1947
Family: incert. fam.
Suborder: Rhinobatoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squatirhina kannensis (8)
Herman, 1977
Synonyms: Squatirhina cf. kannensis
Original description species: Herman, 1977
Genus: Squatirhina Casier, 1947
Family: incert. fam.
Suborder: Rhinobatoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squatirhina lonzeensis (11)
Casier, 1947
Synonyms: Squatirhina cf. lonzeensis, Squatirhina lozeensis
Original description species: Casier, 1947
Genus: Squatirhina Casier, 1947
Family: incert. fam.
Suborder: Rhinobatoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squatirhina thiesi (7)
Biddle, 1993
Synonyms: Squatirhina aff. thiesi
Original description species: Biddle, 1993
Genus: Squatirhina Casier, 1947
Family: incert. fam.
Suborder: Rhinobatoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squatirhina westfalica (1)
Müller & Diedrich, 1991
Original description species: Müller & Diedrich, 1991
Genus: Squatirhina Casier, 1947
Family: incert. fam.
Suborder: Rhinobatoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squatiscyllium casieri (2)
(Arambourg, 1952)
Synonyms: Squatirhina casieri
Original description species: (Arambourg, 1952)
Genus: Squatiscyllium Cappetta, 1980
Family: Orectolobidae Gill, 1896
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Squatiscyllium nigeriensis (5)
(White, 1934)
Synonyms: Orectolobus nigeriensis, Squatina nigeriensis
Original description species: (White, 1934)
Genus: Squatiscyllium Cappetta, 1980
Family: Orectolobidae Gill, 1896
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Srianta dawsoni (1)
Lund & Grogan, 2004
Original description species: Lund & Grogan, 2004
Genus: Srianta Lund & Grogan, 2004
Family: Gregoriidae Lund & Grogan, 2004
Subclass: Euchondrocephali
Srianta iarlais (1)
Lund & Grogan, 2004
Original description species: Lund & Grogan, 2004
Genus: Srianta Lund & Grogan, 2004
Family: Gregoriidae Lund & Grogan, 2004
Subclass: Euchondrocephali
Srianta srianta (1)
Lund & Grogan, 2004
Original description species: Lund & Grogan, 2004
Genus: Srianta Lund & Grogan, 2004
Family: Gregoriidae Lund & Grogan, 2004
Subclass: Euchondrocephali
Stahlraja sertanensis (2)
Brito, Leal & Gallo, 2013
Original description species: Brito, Leal & Gallo, 2013
Genus: Stahlraja Brito, Leal & Gallo, 2013
Family: incertae sedis
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Stegostoma sp-f (5)

Genus: Stegostoma Müller & Henle, 1837
Family: Stegostomatidae Gill, 1862
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Stegostoma tethysiensis (1)
Adnet et al., 2020
Original description species: Adnet et al., 2020
Genus: Stegostoma Müller & Henle, 1837
Family: Stegostomatidae Gill, 1862
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Steinbachodus bartheli (9)
(Werner, 1989)
Synonyms: Bahariyodon bartheli, Bahariyodon (Lissodus) bartheli, Lissodus bartheli
Original description species: (Werner, 1989)
Genus: Steinbachodus Reif, 1980
Family: Steinbachodontidae Reif, 1980
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Steinbachodus estheriae (3)
Reif, 1980
Original description species: Reif, 1980
Genus: Steinbachodus Reif, 1980
Family: Steinbachodontidae Reif, 1980
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Stenoscyllium priemi (3)
Noubhani & Cappetta, 1997
Synonyms: Stenoscyllium cf. priemi
Original description species: Noubhani & Cappetta, 1997
Genus: Stenoscyllium Noubhani & Cappetta, 1997
Family: Scyliorhinidae Gill, 1862
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Stethacanthulus decorus (4)
(Ivanov, 1999)
Synonyms: Stethacanthulus cf. decorus
Original description species: (Ivanov, 1999)
Genus: Stethacanthulus Zangerl, 1990
Family: Falcatidae Zangerl, 1990
Order: Symmoriiformes
Superorder: Cladodontomorphi
Subclass: Holocephali
Stethacanthulus longipeniculus (3)
Zangerl, 1990
Original description species: Zangerl, 1990
Genus: Stethacanthulus Zangerl, 1990
Family: Falcatidae Zangerl, 1990
Order: Symmoriiformes
Superorder: Cladodontomorphi
Subclass: Holocephali
Stethacanthulus meccaensis (9)
(Williams, 1985)
Synonyms: Denaea meccaensis
Original description species: (Williams, 1985)
Genus: Stethacanthulus Zangerl, 1990
Family: Falcatidae Zangerl, 1990
Order: Symmoriiformes
Superorder: Cladodontomorphi
Subclass: Holocephali
Stethacanthus altonensis (19)
(St. John & Worthen, 1875)
Synonyms: Stethacanthus cf. altonensis
Original description species: (St. John & Worthen, 1875)
Genus: Stethacanthus Newberry, 1889
Family: Symmoriidae Zangerl, 1990
Order: Symmoriiformes
Superorder: Cladodontomorphi
Subclass: Holocephali
Stethacanthus concavus (1)
Ginter, 2018
Original description species: Ginter, 2018
Genus: Stethacanthus Newberry, 1889
Family: Symmoriidae Zangerl, 1990
Order: Symmoriiformes
Superorder: Cladodontomorphi
Subclass: Holocephali
Stethacanthus gansuensis (2)
Wang, Jin & Wang, 2004
Original description species: Wang, Jin & Wang, 2004
Genus: Stethacanthus Newberry, 1889
Family: Symmoriidae Zangerl, 1990
Order: Symmoriiformes
Superorder: Cladodontomorphi
Subclass: Holocephali
Stethacanthus neilsoni (2)
(Traquair, 1898)
Synonyms: Cladodus neilsoni, Gutturensis neilsoni
Original description species: (Traquair, 1898)
Genus: Stethacanthus Newberry, 1889
Family: Symmoriidae Zangerl, 1990
Order: Symmoriiformes
Superorder: Cladodontomorphi
Subclass: Holocephali
Stethacanthus obtusus (3)
(Trautschold, 1874)
Synonyms: Cladodus obtusus
Original description species: (Trautschold, 1874)
Genus: Stethacanthus Newberry, 1889
Family: Symmoriidae Zangerl, 1990
Order: Symmoriiformes
Superorder: Cladodontomorphi
Subclass: Holocephali
Stethacanthus praecursor (1)
Hussakof & Bryant, 1918
Original description species: Hussakof & Bryant, 1918
Genus: Stethacanthus Newberry, 1889
Family: Symmoriidae Zangerl, 1990
Order: Symmoriiformes
Superorder: Cladodontomorphi
Subclass: Holocephali
Stethacanthus resistens (2)
Ginter, 2002
Original description species: Ginter, 2002
Genus: Stethacanthus Newberry, 1889
Family: Symmoriidae Zangerl, 1990
Order: Symmoriiformes
Superorder: Cladodontomorphi
Subclass: Holocephali
Stethacanthus thomasi (6)
Turner, 1982
Synonyms: Stethacanthus cf. thomasi, Stethacanthus thomasii
Original description species: Turner, 1982
Genus: Stethacanthus Newberry, 1889
Family: Symmoriidae Zangerl, 1990
Order: Symmoriiformes
Superorder: Cladodontomorphi
Subclass: Holocephali
Stichacanthus tortworthensis (2)
Davis, 1883
Original description species: Davis, 1883
Genus: Stichacanthus De Koninck, 1878
Family: Janassidae Jaekel, 1899
Order: Petalodontiformes
Subclass: Euchondrocephali
Stoilodon aenigma (2)
Nessov & Averianov, 1996
Original description species: Nessov & Averianov, 1996
Genus: Stoilodon Nessov & Averianov, 1996
Family: Edaphodontidae Owen, 1846
Order: Chimaeriformes
Subclass: Holocephali
Streblodus colei (2)
Davis, 1883 (ex Agassiz MSS.)
Original description species: Davis, 1883 (ex Agassiz MSS.)
Genus: Streblodus Morris & Roberts, 1862
Family: Cochliodontidae Owen, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Streblodus egertoni (2)
Davis, 1883 (ex Agassiz MSS.)
Original description species: Davis, 1883 (ex Agassiz MSS.)
Genus: Streblodus Morris & Roberts, 1862
Family: Cochliodontidae Owen, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Streblodus oblongus (10)
Agassiz, 1843
Synonyms: Cochliodus oblongus, Streblodus cf. oblongus
Original description species: Agassiz, 1843
Genus: Streblodus Morris & Roberts, 1862
Family: Cochliodontidae Owen, 1867
Order: Cochliodontiformes
Superorder: Holocephalimorpha
Subclass: Holocephali
Striatolamia cederstroemi (10)
Siverson, 1995
Original description species: Siverson, 1995
Genus: Striatolamia Glikman, 1964
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Striatolamia elegans (7)
(Agassiz, 1838)
Synonyms: Lamna cf. elegans, Lamna (Odontaspis) cf. elegans, Odontaspis cf. elegans, Striatolamia cf. elegans
Original description species: (Agassiz, 1838)
Genus: Striatolamia Glikman, 1964
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Striatolamia elegans naja (2)
Zhelezko in Zhelezko & Kozlov, 1999
Original description species: Zhelezko in Zhelezko & Kozlov, 1999
Genus: Striatolamia Glikman, 1964
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Striatolamia macrota (312)
(Agassiz, 1838)
Synonyms: Carcharias cf. macrota, Carcharias macrota, Carcharias macrotus, Eugomphodus macrota, Eugomphodus macrotus, Eugomphodus striatus semistriatus, Lamna compressa, Lamna depressa, Lamna elegans, Lamna huttoni, Lamna macrota, Lamna striata, Odontaspis elegans, Odontaspis macrota, Odontaspis macrota rossica, Odontaspis macrota striata semistriata, Odontaspis macrotus, Odontaspis rossica, Odontaspis (Otodus) macrota, Odontaspis (Synodontaspis) macrota, Otodus macrotus, Otodus striatus, Striatolamia aff. macrota, Striatolamia aff. striata, Striatolamia cf. macrota , Striatolamia cf. striata, Striatolamia compressa, Striatolamia depressa, Striatolamia elegans elegans, Striatolamia macrota rossica, Striatolamia macrotus, Striatolamia striata semistriata
Original description species: (Agassiz, 1838)
Genus: Striatolamia Glikman, 1964
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Striatolamia macrota asiatica (2)
Zhelezko in Zhelezko & Kozlov, 1999
Original description species: Zhelezko in Zhelezko & Kozlov, 1999
Genus: Striatolamia Glikman, 1964
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Striatolamia macrota evolutus (2)
Zhelezko in Zhelezko & Kozlov, 1999
Synonyms: Striatolamia macrota evoluta
Original description species: Zhelezko in Zhelezko & Kozlov, 1999
Genus: Striatolamia Glikman, 1964
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Striatolamia macrota macrota (1)
Zhelezko in Zhelezko & Kozlov, 1999
Original description species: Zhelezko in Zhelezko & Kozlov, 1999
Genus: Striatolamia Glikman, 1964
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Striatolamia macrota paniseliensis (2)
Zhelezko in Zhelezko & Kozlov, 1999
Original description species: Zhelezko in Zhelezko & Kozlov, 1999
Genus: Striatolamia Glikman, 1964
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Striatolamia macrota prima (2)
Zhelezko in Zhelezko & Kozlov, 1999
Original description species: Zhelezko in Zhelezko & Kozlov, 1999
Genus: Striatolamia Glikman, 1964
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Striatolamia macrota usakensis (2)
Zhelezko in Zhelezko & Kozlov, 1999
Original description species: Zhelezko in Zhelezko & Kozlov, 1999
Genus: Striatolamia Glikman, 1964
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Striatolamia rossica prima (2)
Glikman, 1964
Original description species: Glikman, 1964
Genus: Striatolamia Glikman, 1964
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Striatolamia rossica rossica (6)
Glikman, 1964
Synonyms: Striatolamia rossica
Original description species: Glikman, 1964
Genus: Striatolamia Glikman, 1964
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Striatolamia rossica usakensis (2)
Glikman, 1964
Original description species: Glikman, 1964
Genus: Striatolamia Glikman, 1964
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Striatolamia sibirica (1)
Zhelezko in Zhelezko & Kozlov, 1999
Original description species: Zhelezko in Zhelezko & Kozlov, 1999
Genus: Striatolamia Glikman, 1964
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Striatolamia sibirica ovetchkini (1)
Zhelezko in Zhelezko & Kozlov, 1990
Original description species: Zhelezko in Zhelezko & Kozlov, 1990
Genus: Striatolamia Glikman, 1964
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Striatolamia striata (53)
(Winkler, 1874)
Synonyms: Eugomphodus striatus, Eugomphodus striatus striatus, Odontaspis striata, Odontaspis striatus, Odontaspis (Synodontaspis) striata
Original description species: (Winkler, 1874)
Genus: Striatolamia Glikman, 1964
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Striatolamia striata embaensis (3)
Zhelezko in Zhelezko & Kozlov, 1999
Original description species: Zhelezko in Zhelezko & Kozlov, 1999
Genus: Striatolamia Glikman, 1964
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Striatolamia striata junior (3)
Zhelezko in Zhelezko & Kozlov, 1999
Original description species: Zhelezko in Zhelezko & Kozlov, 1999
Genus: Striatolamia Glikman, 1964
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Striatolamia striata orchiensis (2)
Zhelezko in Zhelezko & Kozlov, 1999
Original description species: Zhelezko in Zhelezko & Kozlov, 1999
Genus: Striatolamia Glikman, 1964
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Striatolamia striata striata (1)
Zhelezko in Zhelezko & Kozlov, 1999
Original description species: Zhelezko in Zhelezko & Kozlov, 1999
Genus: Striatolamia Glikman, 1964
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Striatolamia tchelkarnurensis (5)
Glikman, 1964
Original description species: Glikman, 1964
Genus: Striatolamia Glikman, 1964
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Striatolamia whitei (13)
(Arambourg, 1952)
Synonyms: Carcharias cf. whitei, Carcharias whitei, Odontaspis cf. whitei, Odontaspis whitei, Striatolamia cf. whitei, Synodontaspis whitei
Original description species: (Arambourg, 1952)
Genus: Striatolamia Glikman, 1964
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Striatolamia whitei gigas (4)
(Glikman, 1964)
Synonyms: Odontaspis whitei gigas
Original description species: (Glikman, 1964)
Genus: Striatolamia Glikman, 1964
Family: Mitsukurinidae Jordan, 1898
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Strichacanthus coemansi (2)
De Koninck, 1878
Original description species: De Koninck, 1878
Genus: Strichacanthus
Strigilisodus tollesonae (1)
Hodnett, Toomey, Olson, Tweet & Santucci, 2023
Original description species: Hodnett, Toomey, Olson, Tweet & Santucci, 2023
Genus: Strigilisodus Hodnett, Toomey, Olson, Tweet & Santucci, 2023
Family: Janassidae Jaekel, 1899
Order: Petalodontiformes
Subclass: Euchondrocephali
Strophodus asper (5)
(Agassiz, 1837)
Synonyms: Psammodus asper
Original description species: (Agassiz, 1837)
Genus: Strophodus Agassiz, 1838
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Strophodus atlasensis (1)
Stumpf, Kettler, Kindlimann, Cuny & Kriwet, 2023
Original description species: Stumpf, Kettler, Kindlimann, Cuny & Kriwet, 2023
Genus: Strophodus Agassiz, 1838
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Strophodus augustissimus (2)
(Agassiz, 1838)
Original description species: (Agassiz, 1838)
Genus: Strophodus Agassiz, 1838
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Strophodus dunaii (2)
(Szabó & Főzy, 2020)
Synonyms: Asteracanthus dunaii
Original description species: (Szabó & Főzy, 2020)
Genus: Strophodus Agassiz, 1838
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Strophodus indicus (1)
Sharma & Singh, 2021
Original description species: Sharma & Singh, 2021
Genus: Strophodus Agassiz, 1838
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Strophodus jaisalmerensis (1)
Kumar, Bajpai, Pandey, Ghosh & Bhattacharya, 2021
Original description species: Kumar, Bajpai, Pandey, Ghosh & Bhattacharya, 2021
Genus: Strophodus Agassiz, 1838
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Strophodus nebrodensis (1)
Gemmellaro, 1871
Original description species: Gemmellaro, 1871
Genus: Strophodus Agassiz, 1838
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Strophodus rebecae (1)
Carrillo-Briceño & Cadena, 2022
Original description species: Carrillo-Briceño & Cadena, 2022
Genus: Strophodus Agassiz, 1838
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Strophodus reticulatus (19)
(Agassiz, 1838)
Synonyms: Asteracanthus cf. reticulatus, Asteracanthus ornatissimus flettonensis, Asteracanthus reticulatus
Original description species: (Agassiz, 1838)
Genus: Strophodus Agassiz, 1838
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Strophodus udulfensis (2)
(Leuzinger, Cuny, Popov & Billon-Bruyat, 2017)
Synonyms: Asteracanthus udulfensis
Original description species: (Leuzinger, Cuny, Popov & Billon-Bruyat, 2017)
Genus: Strophodus Agassiz, 1838
Family: Acrodontidae Casier, 1959
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Sturgeonella quinqueloba (6)
(Gunnell, 1933)
Synonyms: Cooleyella cuspidata, Cooleyella quadrilobata, Cooleyella quinqueloba, Cooleyella simplex, Cooleyella spatulata
Original description species: (Gunnell, 1933)
Genus: Sturgeonella Hansen, 1986
Family: Hybodontidae Owen, 1846
Superfamily: Hybodontoidea
Order: Hybodontiformes
Cohort: Euselachii
Subclass: Elasmobranchii
Subathunura casieri (2)
Kumar & Loyal, 1987
Synonyms: Subathunura cf. casieri
Original description species: Kumar & Loyal, 1987
Genus: Subathunura Kumar & Loyal, 1987
Family: Gymnuridae Fowler, 1934
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Sulcacanthus schachti (1)
Itano & Duffin, 2023
Original description species: Itano & Duffin, 2023
Genus: Sulcacanthus Itano & Duffin, 2023
Family: incert. fam.
Suborder: Squalorajoidei
Order: Chimaeriformes
Subclass: Holocephali
Sulcidens sulcidens (9)
(Darteville & Casier, 1943)
Synonyms: Myliobatis arambourgi, Myliobatis sulcidens
Original description species: (Darteville & Casier, 1943)
Genus: Sulcidens Underwood,Kolmann & Ward, 2017
Family: incert. fam.
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Surcaudalus rostratus (1)
Leu, 1989
Original description species: Leu, 1989
Genus: Surcaudalus Leu, 1989
Family: incert. fam.
Cohort: Euselachii
Subclass: Elasmobranchii
Sylvestrilamia teretidens (35)
(White, 1931)
Synonyms: Carcharias teretidens, Eugomphodus teretidens, Odontaspis aff. teretidens, Odontaspis cuspidata teretidens, Odontaspis teretidens, Odontaspis (Synodontaspis) cuspidata teretidens, Odontaspis (Synodontaspis) teretidens, Striatolamia teretidens, Sylvestrilamia cf. teretidens, Synodontaspis teretidens
Original description species: (White, 1931)
Genus: Sylvestrilamia Cappetta & Nolf, 2005
Family: Odontaspididae Müller & Henle, 1839
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Symmorium reniforme (17)
Cope, 1893
Synonyms: Symmorium aff. reniforme
Original description species: Cope, 1893
Genus: Symmorium Cope, 1893
Family: Symmoriidae Zangerl, 1990
Order: Symmoriiformes
Superorder: Cladodontomorphi
Subclass: Holocephali
Synechodus antiquus (2)
Ivanov, 2005
Original description species: Ivanov, 2005
Genus: Synechodus Woodward, 1888
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Synechodus dereki (2)
Cappetta, Morrison & Adnet, 2019
Original description species: Cappetta, Morrison & Adnet, 2019
Genus: Synechodus Woodward, 1888
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Synechodus dispar (6)
(Reuss, 1846)
Synonyms: Hybodus dispar
Original description species: (Reuss, 1846)
Genus: Synechodus Woodward, 1888
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Synechodus dubrisiensis (30)
(Mackie, 1863)
Synonyms: Hybodus dubrisiensis
Original description species: (Mackie, 1863)
Genus: Synechodus Woodward, 1888
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Synechodus duffini (4)
Underwood & Ward, 2004
Synonyms: Synechodus cf. duffini
Original description species: Underwood & Ward, 2004
Genus: Synechodus Woodward, 1888
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Synechodus faxensis (10)
(Davis, 1890)
Synonyms: Odontaspis faxensis
Original description species: (Davis, 1890)
Genus: Synechodus Woodward, 1888
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Synechodus filipi (4)
Siversson, Cook, Cederström & Ryan, 2016
Synonyms: Synechodus aff. filipi
Original description species: Siversson, Cook, Cederström & Ryan, 2016
Genus: Synechodus Woodward, 1888
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Synechodus hesbayensis (11)
Casier, 1943
Synonyms: Paraorthacodus hesbayensis
Original description species: Casier, 1943
Genus: Synechodus Woodward, 1888
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Synechodus incrementum (1)
Johns, 1997
Original description species: Johns, 1997
Genus: Synechodus Woodward, 1888
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Synechodus kessleri (2)
(Rogovich, 1861)
Synonyms: Hybodus kessleri
Original description species: (Rogovich, 1861)
Genus: Synechodus Woodward, 1888
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Synechodus lerichei (11)
Herman, 1977
Synonyms: Synechodus cf. lerichei
Original description species: Herman, 1977
Genus: Synechodus Woodward, 1888
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Synechodus levis (9)
(Woodward, 1889)
Synonyms: Hybodus cf. levis, Hybodus levis, Synechodus cf. levis
Original description species: (Woodward, 1889)
Genus: Synechodus Woodward, 1888
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Synechodus nitidus (11)
Woodward, 1911
Synonyms: Synechodus cf. nitidus
Original description species: Woodward, 1911
Genus: Synechodus Woodward, 1888
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Synechodus paludinensis (1)
Delsate, Duffin & Weis, 2002
Original description species: Delsate, Duffin & Weis, 2002
Genus: Synechodus Woodward, 1888
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Synechodus patagonicus (4)
(Ameghino, 1893)
Synonyms: Molobrosichthys patagonicus, Paraorthacodus patagonicus
Original description species: (Ameghino, 1893)
Genus: Synechodus Woodward, 1888
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Synechodus perssoni (1)
Siverson, 1989
Original description species: Siverson, 1989
Genus: Synechodus Woodward, 1888
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Synechodus plicatus (1)
Underwood, 2002
Original description species: Underwood, 2002
Genus: Synechodus Woodward, 1888
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Synechodus prorogatus (2)
Kriwet, 2003
Original description species: Kriwet, 2003
Genus: Synechodus Woodward, 1888
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Synechodus rhaeticus (18)
(Duffin, 1982)
Synonyms: Palaeospinax rhaeticus
Original description species: (Duffin, 1982)
Genus: Synechodus Woodward, 1888
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Synechodus seinstedtensis (1)
Thies, Vespermann & Solcher, 2014
Original description species: Thies, Vespermann & Solcher, 2014
Genus: Synechodus Woodward, 1888
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Synechodus streitzi (1)
Delsate, Duffin & Weis, 2002
Original description species: Delsate, Duffin & Weis, 2002
Genus: Synechodus Woodward, 1888
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Synechodus subulatus (5)
Leriche, 1951
Synonyms: Hybodus subulatus
Original description species: Leriche, 1951
Genus: Synechodus Woodward, 1888
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Synechodus subulatus. (2)
(Rogovich1861)
Original description species: (Rogovich1861)
Genus: Synechodus Woodward, 1888
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Synechodus tenuis (8)
Woodward, 1889
Synonyms: Paraorthacodus tenuis
Original description species: Woodward, 1889
Genus: Synechodus Woodward, 1888
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Synechodus triangulus (2)
Yamagishi, 2004
Synonyms: Synechodus aff. triangulus
Original description species: Yamagishi, 2004
Genus: Synechodus Woodward, 1888
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Synechodus turneri (5)
Case, 1987
Original description species: Case, 1987
Genus: Synechodus Woodward, 1888
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Synechodus ungeri (6)
Klug, 2009
Original description species: Klug, 2009
Genus: Synechodus Woodward, 1888
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Synechodus validus (1)
Chapman, 1918
Original description species: Chapman, 1918
Genus: Synechodus Woodward, 1888
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Syntomodus abbreviatus (1)
Obruchev, 1964
Original description species: Obruchev, 1964
Genus: Syntomodus Obruchev, 1964
Family: Edestidae Jaekel, 1899
Superfamily: Edestoidae
Order: Eugeneodontiformes
Subclass: Euchondrocephali