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Nanocetorhinus sp. (2)

Genus: Nanocetorhinus Underwood & Schlogl, 2013
Family: incert. fam.
Order: incert. sedis
Subclass: Elasmobranchii
Nanocetorhinus tuberculatus (8)
Underwood & Schlögl, 2013
Original description species: Underwood & Schlögl, 2013
Genus: Nanocetorhinus Underwood & Schlogl, 2013
Family: incert. fam.
Order: incert. sedis
Subclass: Elasmobranchii
Nanocetorhinus zeitlingeri (2)
Feichtinger, Pollerspöck & Harzhauser, 2020
Original description species: Feichtinger, Pollerspöck & Harzhauser, 2020
Genus: Nanocetorhinus Underwood & Schlogl, 2013
Family: incert. fam.
Order: incert. sedis
Subclass: Elasmobranchii
Nanocorax crassus (7)
(Cappetta & Case, 1975)
Synonyms: Microcorax aff. crassus, Microcorax crassus
Original description species: (Cappetta & Case, 1975)
Genus: Nanocorax Cappetta, 2012
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nanocorax microserratodon (8)
(Shimada, 2008)
Synonyms: Squalicorax microserratodon
Original description species: (Shimada, 2008)
Genus: Nanocorax Cappetta, 2012
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nanocorax sp. (4)

Synonyms: Microcorax sp.
Genus: Nanocorax Cappetta, 2012
Family: Anacoracidae Casier, 1947
Order: Lamniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nanoskalme natans (2)
Hodnett, Elliott, Olson & Wittke, 2012
Original description species: Hodnett, Elliott, Olson & Wittke, 2012
Genus: Nanoskalme Hodnett, Elliott, Olson & Wittke, 2012
Family: incert. fam.
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Narcine gigantea (1)
Molin, 1860
Valid name: Platyrhina gigantea
Valid name: Platyrhina gigantea
Original description species: Molin, 1860
Genus: Narcine Henle, 1834
Family: Narcinidae Gill, 1862
Order: Torpediniformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Narcine molini (3)
Jaekel, 1894
Valid name: Titanonarke molini
Valid name: Titanonarke molini
Original description species: Jaekel, 1894
Genus: Narcine Henle, 1834
Family: Narcinidae Gill, 1862
Order: Torpediniformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Narcine olisiponensis (1)
Jonet, 1968
Valid name: Raja olisiponensis
Valid name: Raja olisiponensis
Original description species: Jonet, 1968
Genus: Narcine Henle, 1834
Family: Narcinidae Gill, 1862
Order: Torpediniformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Narcine sp-f (11)

Genus: Narcine Henle, 1834
Family: Narcinidae Gill, 1862
Order: Torpediniformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Narcodes pustulifer (2)
Agassiz, 1844
Original description species: Agassiz, 1844
Genus: Narcodes Agassiz, 1844
Narcopterus bolcanus (2)
Agassiz, 1843 (nomen nudum)
Valid name: Eoplatyrhina bolcensis
Valid name: Eoplatyrhina bolcensis
Original description species: Agassiz, 1843 (nomen nudum)
Genus: Narcopterus Agassiz, 1835
Narke sp-f (1)

Genus: Narke Kaup, 1826
Family: Narkidae Fowler, 1934
Order: Torpediniformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Narkobatus giganteus (1)
Blainville, 1818
Valid name: Platyrhina gigantea
Valid name: Platyrhina gigantea
Original description species: Blainville, 1818
Genus: Narkobatus Blainville, 1816
Family: Torpedinidae Bonaparte, 1838
Order: Torpediniformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nasolamia velox-f (3)
(Gilbert, 1898)
Synonyms: Carcharhinus velox-f
Original description species: (Gilbert, 1898)
Genus: Nasolamia Compagno & Garrick, 1983
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Natarapax trivortex (2)
Feichtinger, Engelbrecht, Lukeneder & Kriwet, 2018
Original description species: Feichtinger, Engelbrecht, Lukeneder & Kriwet, 2018
Genus: Natarapax Feichtinger, Engelbrecht, Lukeneder & Kriwet, 2018
Family: Falcatidae Zangerl, 1990
Order: Symmoriiformes
Superorder: Cladodontomorphi
Subclass: Holocephali
Naulas sulcatus (2)
Agassiz, 1844
Original description species: Agassiz, 1844
Genus: Naulas Agassiz, 1844
Navia bediae (1)
Bernardez, 2002 (nomen nudum)
Original description species: Bernardez, 2002 (nomen nudum)
Genus: Navia Bernardez, 2002
Family: Hemiscylliidae Gill, 1862
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Navia sp. (1)

Genus: Navia Bernardez, 2002
Family: Hemiscylliidae Gill, 1862
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nebriimimus wardi (1)
Collareta, Mollen, Merella, Casati & Di Cencio, 2021
Original description species: Collareta, Mollen, Merella, Casati & Di Cencio, 2021
Genus: Nebriimimus Collareta, Mollen, Merella, Casati & Di Cencio, 2021
Family: Rajidae De Blainville, 1816
Suborder: Rajoidei
Order: Rajiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nebrius aff. thielensi (1)
(Winkler, 1874)
Valid name: Nebrius thielensis
Valid name: Nebrius thielensis
Original description species: (Winkler, 1874)
Genus: Nebrius Rüppell, 1837
Family: Ginglymostomatidae Gill, 1862
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nebrius bequaerti (9)
(Leriche, 1920)
Synonyms: Ginglymostoma bequaerti, Ginglymostoma thielense bequaerti, Ginglymostoma thielensi bequaerti
Original description species: (Leriche, 1920)
Genus: Nebrius Rüppell, 1837
Family: Ginglymostomatidae Gill, 1862
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nebrius blanckenhorni (20)
(Stromer, 1903)
Synonyms: Ginglymostoma blanckenhorni, Ginglymostoma blankenhorni, Ginglymostoma (Nebrius) blanckenhorni, Nebrius blankenhorni
Original description species: (Stromer, 1903)
Genus: Nebrius Rüppell, 1837
Family: Ginglymostomatidae Gill, 1862
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nebrius blankenhorni (2)
(Stromer, 1903)
Valid name: Nebrius blanckenhorni
Valid name: Nebrius blanckenhorni
Original description species: (Stromer, 1903)
Genus: Nebrius Rüppell, 1837
Family: Ginglymostomatidae Gill, 1862
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nebrius cf. obliquus (2)
(Leidy, 1877)
Valid name: Nebrius obliquus
Valid name: Nebrius obliquus
Original description species: (Leidy, 1877)
Genus: Nebrius Rüppell, 1837
Family: Ginglymostomatidae Gill, 1862
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nebrius cf. serra (1)
(Leidy, 1877)
Valid name: Ginglymostoma serra
Valid name: Ginglymostoma serra
Original description species: (Leidy, 1877)
Genus: Nebrius Rüppell, 1837
Family: Ginglymostomatidae Gill, 1862
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nebrius cf. thielensi (1)
(Winkler, 1874)
Valid name: Nebrius thielensis
Valid name: Nebrius thielensis
Original description species: (Winkler, 1874)
Genus: Nebrius Rüppell, 1837
Family: Ginglymostomatidae Gill, 1862
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nebrius cf. thielensis (1)
(Winkler, 1874)
Valid name: Nebrius thielensis
Valid name: Nebrius thielensis
Original description species: (Winkler, 1874)
Genus: Nebrius Rüppell, 1837
Family: Ginglymostomatidae Gill, 1862
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nebrius delfortriei (4)
(Daimeries, 1889)
Valid name: Ginglymostoma delfortriei
Valid name: Ginglymostoma delfortriei
Original description species: (Daimeries, 1889)
Genus: Nebrius Rüppell, 1837
Family: Ginglymostomatidae Gill, 1862
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nebrius ferrugineus-f (1)
(Lesson, 1831)
Original description species: (Lesson, 1831)
Genus: Nebrius Rüppell, 1837
Family: Ginglymostomatidae Gill, 1862
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nebrius obliquum (2)
(Leidy, 1877)
Valid name: Nebrius obliquus
Valid name: Nebrius obliquus
Original description species: (Leidy, 1877)
Genus: Nebrius Rüppell, 1837
Family: Ginglymostomatidae Gill, 1862
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nebrius obliquus (27)
(Leidy, 1877)
Synonyms: Ginglymostoma aff. fourtaui, Ginglymostoma fourtaui, Ginglymostoma obliquum, Nebrius cf. obliquus, Nebrius fourtaui, Nebrius obliquum
Original description species: (Leidy, 1877)
Genus: Nebrius Rüppell, 1837
Family: Ginglymostomatidae Gill, 1862
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nebrius sp-f (26)

Genus: Nebrius Rüppell, 1837
Family: Ginglymostomatidae Gill, 1862
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nebrius thielensi (20)
(Winkler, 1874)
Valid name: Nebrius thielensis
Valid name: Nebrius thielensis
Original description species: (Winkler, 1874)
Genus: Nebrius Rüppell, 1837
Family: Ginglymostomatidae Gill, 1862
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nebrius thielensis (65)
(Winkler, 1874)
Synonyms: Acrodobatis obliquus, Ginglymostoma aff. thielense, Ginglymostoma aff. thielensi, Ginglymostoma cf. thielensi, Ginglymostoma thielense, Ginglymostoma thielensi, Ginglymostoma thielensis, Ginglymostoma (Nebrius) thielensi, Nebrius aff. thielensi, Nebrius cf. thielensi, Nebrius cf. thielensis, Nebrius thielensi, Plicodus thielensis
Original description species: (Winkler, 1874)
Genus: Nebrius Rüppell, 1837
Family: Ginglymostomatidae Gill, 1862
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Negaprion aff. brevirostris-f (1)
(Poey, 1868)
Valid name: Negaprion brevirostris-f
Valid name: Negaprion brevirostris-f
Original description species: (Poey, 1868)
Genus: Negaprion Whitley, 1940
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Negaprion aff. gilmorei (1)
(Leriche, 1942)
Valid name: Negaprion gilmorei
Valid name: Negaprion gilmorei
Original description species: (Leriche, 1942)
Genus: Negaprion Whitley, 1940
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Negaprion brevirostris-f (37)
(Poey, 1868)
Synonyms: Negaprion aff. brevirostris-f, Negaprion cf. brevirostris-f
Original description species: (Poey, 1868)
Genus: Negaprion Whitley, 1940
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Negaprion cf. acanthodon (1)
(Le Hon, 1871)
Valid name: Carcharhinus priscus
Valid name: Carcharhinus priscus
Original description species: (Le Hon, 1871)
Genus: Negaprion Whitley, 1940
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Negaprion cf. brevirostris-f (3)
(Poey, 1868)
Valid name: Negaprion brevirostris-f
Valid name: Negaprion brevirostris-f
Original description species: (Poey, 1868)
Genus: Negaprion Whitley, 1940
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Negaprion cf. eurybathrodon (8)
(Blake, 1862)
Valid name: Negaprion eurybathrodon
Valid name: Negaprion eurybathrodon
Original description species: (Blake, 1862)
Genus: Negaprion Whitley, 1940
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Negaprion cf. magnus (2)
(Cope, 1867)
Valid name: Sphyrna magna
Valid name: Sphyrna magna
Original description species: (Cope, 1867)
Genus: Negaprion Whitley, 1940
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Negaprion cossardi (1)
Canevet & Lebrun, 2021
Original description species: Canevet & Lebrun, 2021
Genus: Negaprion Whitley, 1940
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Negaprion eurybathrodon (49)
(Blake, 1862)
Synonyms: Lamna eurybathrodon, Negaprion cf. eurybathrodon
Original description species: (Blake, 1862)
Genus: Negaprion Whitley, 1940
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Negaprion frequens (44)
(Dames, 1883)
Synonyms: Aprionodon cf. frequens, Aprionodon frequens, Aprionodon (Carcharias) frequens, Carcharhinus aff. frequens, Carcharhinus cf. frequens, Carcharhinus frequens, Carcharhinus (Aprionodon) frequens, Carcharias (Aprionodon) aff. frequens, Carcharias (Aprionodon) frequens
Original description species: (Dames, 1883)
Genus: Negaprion Whitley, 1940
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Negaprion fronto-f (2)
(Jordan & Gilbert, 1882)
Original description species: (Jordan & Gilbert, 1882)
Genus: Negaprion Whitley, 1940
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Negaprion furimskyi (2)
Case, 1980
Valid name: Abdounia furimskyi
Valid name: Abdounia furimskyi
Original description species: Case, 1980
Genus: Negaprion Whitley, 1940
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Negaprion gibbesi (5)
(Woodward, 1889)
Valid name: Carcharhinus gibbesii
Valid name: Carcharhinus gibbesii
Original description species: (Woodward, 1889)
Genus: Negaprion Whitley, 1940
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Negaprion gibbesi gilmorei (2)
(Leriche, 1942)
Valid name: Negaprion gilmorei
Valid name: Negaprion gilmorei
Original description species: (Leriche, 1942)
Genus: Negaprion Whitley, 1940
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Negaprion gilmorei (17)
(Leriche, 1942)
Synonyms: Alopias latidens alabamensis, Carcharhinus gilmorei, Carcharhinus greyegertoni, Hypoprion greyegertoni, Negaprion aff. gilmorei, Negaprion gibbesi gilmorei, Sphyrna gilmorei
Original description species: (Leriche, 1942)
Genus: Negaprion Whitley, 1940
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Negaprion kraussei (1)
(Probst, 1878)
Valid name: Sphyrna laevissima
Valid name: Sphyrna laevissima
Original description species: (Probst, 1878)
Genus: Negaprion Whitley, 1940
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Negaprion kraussi (6)
(Probst, 1878)
Valid name: Sphyrna laevissima
Valid name: Sphyrna laevissima
Original description species: (Probst, 1878)
Genus: Negaprion Whitley, 1940
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Negaprion sp-f (36)

Genus: Negaprion Whitley, 1940
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nemacanthus brevis (2)
(Phillips, 1871)
Valid name: Breviacanthus brevis
Valid name: Breviacanthus brevis
Original description species: (Phillips, 1871)
Genus: Nemacanthus Agassiz, 1836
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nemacanthus brevispinus (2)
Agassiz, 1843 (nomen nudum)
Valid name: Breviacanthus brevis
Valid name: Breviacanthus brevis
Original description species: Agassiz, 1843 (nomen nudum)
Genus: Nemacanthus Agassiz, 1836
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nemacanthus cloacinus (1)
(Quenstedt, 1858)
Valid name: Hybodus cloacinus
Valid name: Hybodus cloacinus
Original description species: (Quenstedt, 1858)
Genus: Nemacanthus Agassiz, 1836
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nemacanthus elegans (3)
(Evans, 1904)
Synonyms: Cosmacanthus elegans, Nemacanthus (Cosmacanthus) elegans
Original description species: (Evans, 1904)
Genus: Nemacanthus Agassiz, 1836
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nemacanthus filifer (5)
Agassiz, 1836
Valid name: Nemacanthus monilifer
Valid name: Nemacanthus monilifer
Original description species: Agassiz, 1836
Genus: Nemacanthus Agassiz, 1836
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nemacanthus granulosus (3)
Von Alberti, 1864
Original description species: Von Alberti, 1864
Genus: Nemacanthus Agassiz, 1836
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nemacanthus loczyi (2)
Jaekel, 1911
Original description species: Jaekel, 1911
Genus: Nemacanthus Agassiz, 1836
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nemacanthus minor (2)
Davis, 1881
Original description species: Davis, 1881
Genus: Nemacanthus Agassiz, 1836
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nemacanthus monilifer (31)
Agassiz, 1836
Synonyms: Desmacanthus cloacinus, Nemacanthus filifer, Nemacanthus monolifer
Original description species: Agassiz, 1836
Genus: Nemacanthus Agassiz, 1836
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nemacanthus priscus (1)
M'Coy, 1848
Original description species: M'Coy, 1848
Genus: Nemacanthus Agassiz, 1836
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nemacanthus senticosus (1)
Agassiz, 1843 (nomen nudum)
Original description species: Agassiz, 1843 (nomen nudum)
Genus: Nemacanthus Agassiz, 1836
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nemacanthus sentionis (1)
Agassiz, 1843 (nomen nudum)
Original description species: Agassiz, 1843 (nomen nudum)
Genus: Nemacanthus Agassiz, 1836
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nemacanthus sentionus (1)
Münster in Agassiz, 1843 (nomen nudum)
Original description species: Münster in Agassiz, 1843 (nomen nudum)
Genus: Nemacanthus Agassiz, 1836
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nemacanthus sp. (10)

Genus: Nemacanthus Agassiz, 1836
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nemacanthus speciosus (3)
Winckler, 1861
Original description species: Winckler, 1861
Genus: Nemacanthus Agassiz, 1836
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nemacanthus splendens (2)
Quenstedt, 1885
Original description species: Quenstedt, 1885
Genus: Nemacanthus Agassiz, 1836
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nemacanthus tuberculatus (2)
Bellotti in Bassini, 1886
Valid name: Acronemus tuberculatus
Valid name: Acronemus tuberculatus
Original description species: Bellotti in Bassini, 1886
Genus: Nemacanthus Agassiz, 1836
Family: Palaeospinacidae Regan, 1906
Order: Synechodontiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nemacanthus (Cosmacanthus) elegans (1)
(Evans, 1904)
Valid name: Nemacanthus elegans
Valid name: Nemacanthus elegans
Original description species: (Evans, 1904)
Genus: Nemacanthus (Cosmacanthus)
Order: Arthrodiriformes
Neoharriotta sp-f (1)

Genus: Neoharriotta Bigelow & Schroeder, 1950
Family: Rhinochimaeridae Garman, 1901
Order: Chimaeriformes
Subclass: Holocephali
Neopetalodus sp. (1)

Genus: Neopetalodus Murata & Uyeno, 1979
Family: Petalodontidae Newberry & Worthen, 1866
Order: Petalodontiformes
Subclass: Euchondrocephali
Neosaivodus flagstaffensis (2)
Hodnett, Elliott, Olson & Wittke, 2012
Original description species: Hodnett, Elliott, Olson & Wittke, 2012
Genus: Neosaivodus Hodnett, Elliott, Olson & Wittke, 2012
Family: incert. fam.
Order: Ctenacanthiformes
Superorder: Cladodontomorphi
Subclass: Elasmobranchii
Neosinacanthus planispinatus (2)
P'an & Liu in P'an, 1975
Original description species: P'an & Liu in P'an, 1975
Genus: Neosinacanthus P'an & Liu In P'an, 1975
Family: Sinacanthidae Min, 1998
Order: Sinacanthida
Subclass: Elasmobranchii
Neosinacanthus sp. (3)

Genus: Neosinacanthus P'an & Liu In P'an, 1975
Family: Sinacanthidae Min, 1998
Order: Sinacanthida
Subclass: Elasmobranchii
Neotrygon sp-f (2)

Genus: Neotrygon Castelnau, 1873
Family: Dasyatidae Jordan & Gilbert, 1879
Order: Myliobatiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Netsepoye hawesi (6)
Lund, 1989
Original description species: Lund, 1989
Genus: Netsepoye Lund, 1989
Family: Petalodontidae Newberry & Worthen, 1866
Order: Petalodontiformes
Subclass: Euchondrocephali
Nogueralepis sp. (1)

Genus: Nogueralepis Wang, 1993
Subclass: Elasmobranchii
Nogueralepis teruelensis (1)
Wang, 1993
Original description species: Wang, 1993
Genus: Nogueralepis Wang, 1993
Subclass: Elasmobranchii
Nolfia esperanzae (1)
Bernardez, 2002 (nomen nudum)
Original description species: Bernardez, 2002 (nomen nudum)
Genus: Nolfia Bernardez, 2002
Family: Rhinobatidae Bonaparte, 1835
Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Nolfia sp. (1)

Genus: Nolfia Bernardez, 2002
Family: Rhinobatidae Bonaparte, 1835
Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidamus biserratus (1)
Münster, 1842
Valid name: Galeocerdo aduncus
Valid name: Galeocerdo aduncus
Original description species: Münster, 1842
Genus: Notidamus Münster, 1842
Family: Carcharhinidae Jordan & Evermann, 1896
Order: Carcharhiniformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanion boreale (1)
Jordan & Hannibal, 1923
Valid name: Notorynchus borealus
Valid name: Notorynchus borealus
Original description species: Jordan & Hannibal, 1923
Genus: Notidanion Jordan & Hannibal, 1923
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanion chicone (1)
(Jordan, 1907) (nomen dubium)
Valid name: Squalus chiconis
Valid name: Squalus chiconis
Original description species: (Jordan, 1907) (nomen dubium)
Genus: Notidanion Jordan & Hannibal, 1923
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanion howellii (1)
Reed, 1946
Valid name: Heptranchias howellii
Valid name: Heptranchias howellii
Original description species: Reed, 1946
Genus: Notidanion Jordan & Hannibal, 1923
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanion primigenium (1)
(Agassiz, 1835)
Valid name: Notorynchus primigenius
Valid name: Notorynchus primigenius
Original description species: (Agassiz, 1835)
Genus: Notidanion Jordan & Hannibal, 1923
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanodon aff. lanceolatus (1)
(Woodward, 1886)
Valid name: Notidanodon lanceolatus
Valid name: Notidanodon lanceolatus
Original description species: (Woodward, 1886)
Genus: Notidanodon Cappetta, 1975
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanodon antarcti (1)
Grande & Chatterjee, 1987 (nomen nudum)
Original description species: Grande & Chatterjee, 1987 (nomen nudum)
Genus: Notidanodon Cappetta, 1975
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanodon brotzeni (6)
Siverson, 1995
Valid name: Xampylodon brotzeni
Valid name: Xampylodon brotzeni
Original description species: Siverson, 1995
Genus: Notidanodon Cappetta, 1975
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanodon cf. brotzeni (2)
Siverson, 1995
Valid name: Xampylodon brotzeni
Valid name: Xampylodon brotzeni
Original description species: Siverson, 1995
Genus: Notidanodon Cappetta, 1975
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanodon cf. dentatus (1)
(Woodward, 1886)
Valid name: Xampylodon dentatus
Valid name: Xampylodon dentatus
Original description species: (Woodward, 1886)
Genus: Notidanodon Cappetta, 1975
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanodon cf. lanceolatus (2)
(Woodward, 1886)
Valid name: Notidanodon lanceolatus
Valid name: Notidanodon lanceolatus
Original description species: (Woodward, 1886)
Genus: Notidanodon Cappetta, 1975
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanodon cf. loozi (1)
(Vincent, 1876)
Valid name: Xampylodon loozi
Valid name: Xampylodon loozi
Original description species: (Vincent, 1876)
Genus: Notidanodon Cappetta, 1975
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanodon dentatus (12)
(Woodward, 1886)
Valid name: Xampylodon dentatus
Valid name: Xampylodon dentatus
Original description species: (Woodward, 1886)
Genus: Notidanodon Cappetta, 1975
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanodon lanceolatus (15)
(Woodward, 1886)
Synonyms: Notidanodon aff. lanceolatus, Notidanodon cf. lanceolatus, Notidanus lanceolatus
Original description species: (Woodward, 1886)
Genus: Notidanodon Cappetta, 1975
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanodon looi (1)
(Vincent, 1876)
Valid name: Xampylodon loozi
Valid name: Xampylodon loozi
Original description species: (Vincent, 1876)
Genus: Notidanodon Cappetta, 1975
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanodon loozi (16)
(Vincent, 1876)
Valid name: Xampylodon loozi
Valid name: Xampylodon loozi
Original description species: (Vincent, 1876)
Genus: Notidanodon Cappetta, 1975
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanodon pectinatus (13)
(Agassiz, 1843)
Synonyms: Notidanus pectinatus, Notorhynchus pectinatus
Original description species: (Agassiz, 1843)
Genus: Notidanodon Cappetta, 1975
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanodon sp. (17)

Genus: Notidanodon Cappetta, 1975
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanoides muensteri (50)
(Agassiz, 1843)
Synonyms: Aellopos wagneri, Eonotidanus muensteri, Hexanchus cf. huegeliae, Notidanoides arzoensis, Notidanoides daviesii, Notidanoides eximius, Notidanus arzoensis, Notidanus daviesii, Notidanus eximius, Notidanus huegeliae, Notidanus hügeliae, Notidanus hygeliae, Notidanus muensteri, Notidanus munsteri, Notidanus münsteri, Notidanus nikitini, Notidanus wagneri, Pachyhexanchus huegeliae
Original description species: (Agassiz, 1843)
Genus: Notidanoides Maisey, 1986
Family: Crassodontidanidae Kriwet & Klug, 2016
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanoides pockrandti (3)
Ward & Thies, 1987
Valid name: Pachyhexanchus pockrandti
Valid name: Pachyhexanchus pockrandti
Original description species: Ward & Thies, 1987
Genus: Notidanoides Maisey, 1986
Family: Crassodontidanidae Kriwet & Klug, 2016
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanoides sp. (5)

Genus: Notidanoides Maisey, 1986
Family: Crassodontidanidae Kriwet & Klug, 2016
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus aff. primigenius (1)
(Agassiz, 1835)
Valid name: Notorynchus primigenius
Valid name: Notorynchus primigenius
Original description species: (Agassiz, 1835)
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus amalthei (2)
Oppel, 1854 (nomen nudum)
Original description species: Oppel, 1854 (nomen nudum)
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus anomale (2)
Lawley, 1877
Valid name: Hexanchus griseus-f
Valid name: Hexanchus griseus-f
Original description species: Lawley, 1877
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus aptiensis (2)
Pictet, 1865
Valid name: Gladioserratus aptiensis
Valid name: Gladioserratus aptiensis
Original description species: Pictet, 1865
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus arzoensis (2)
De Beaumont, 1960
Valid name: Notidanoides muensteri
Valid name: Notidanoides muensteri
Original description species: De Beaumont, 1960
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus atrox (2)
Ameghino, 1899 (nomen nudum)
Original description species: Ameghino, 1899 (nomen nudum)
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus avenionensis (1)
Joleaud, 1912
Valid name: Paraheptranchias repens
Valid name: Paraheptranchias repens
Original description species: Joleaud, 1912
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus biserratus (6)
Münster, 1842
Valid name: Galeocerdo aduncus
Valid name: Galeocerdo aduncus
Original description species: Münster, 1842
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus cf. gigas (1)
Sismonda, 1861
Valid name: Hexanchus gigas
Valid name: Hexanchus gigas
Original description species: Sismonda, 1861
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus cf. primigenius (1)
(Agassiz, 1835)
Valid name: Notorynchus primigenius
Valid name: Notorynchus primigenius
Original description species: (Agassiz, 1835)
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus cf. repens (1)
Probst, 1879
Valid name: Paraheptranchias repens
Valid name: Paraheptranchias repens
Original description species: Probst, 1879
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus cf. serratissimus (2)
Agassiz, 1843
Valid name: Notorynchus serratissimus
Valid name: Notorynchus serratissimus
Original description species: Agassiz, 1843
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus cf. serratus (1)
Fraas, 1855
Valid name: Crassodontidanus serratus
Valid name: Crassodontidanus serratus
Original description species: Fraas, 1855
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus contrarius (4)
Münster, 1843
Valid name: Eonotidanus contrarius
Valid name: Eonotidanus contrarius
Original description species: Münster, 1843
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus cuvieri (1)
(Agassiz, 1835)
Valid name: Galeorhinus cuvieri
Valid name: Galeorhinus cuvieri
Original description species: (Agassiz, 1835)
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus d'anconae (4)
Lawley, 1877
Valid name: Notorynchus primigenius
Valid name: Notorynchus primigenius
Original description species: Lawley, 1877
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus daviesii (1)
Woodward, 1886
Valid name: Notidanoides muensteri
Valid name: Notidanoides muensteri
Original description species: Woodward, 1886
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus delfortriei (1)
Lawley, 1879
Valid name: Hexanchus delfortriei
Valid name: Hexanchus delfortriei
Original description species: Lawley, 1879
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus dentatus (7)
Woodward, 1886
Valid name: Xampylodon dentatus
Valid name: Xampylodon dentatus
Original description species: Woodward, 1886
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus diffusidens (2)
Koch, 1904
Valid name: Notorynchus primigenius
Valid name: Notorynchus primigenius
Original description species: Koch, 1904
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus eximius (3)
Wagner, 1862
Valid name: Notidanoides muensteri
Valid name: Notidanoides muensteri
Original description species: Wagner, 1862
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus gibberulus (1)
(Agassiz, 1843)
Valid name: Physogaleus gibberulus
Valid name: Physogaleus gibberulus
Original description species: (Agassiz, 1843)
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus gigas (12)
Sismonda, 1861
Valid name: Hexanchus gigas
Valid name: Hexanchus gigas
Original description species: Sismonda, 1861
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus gracilis (2)
Davis, 1887
Valid name: Hexanchus gracilis
Valid name: Hexanchus gracilis
Original description species: Davis, 1887
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus griseus-f (7)
(Bonnaterre, 1788)
Valid name: Hexanchus griseus-f
Valid name: Hexanchus griseus-f
Original description species: (Bonnaterre, 1788)
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus hügeliae (4)
Münster, 1843
Valid name: Notidanoides muensteri
Valid name: Notidanoides muensteri
Original description species: Münster, 1843
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus hygeliae (1)
Münster, 1843
Valid name: Notidanoides muensteri
Valid name: Notidanoides muensteri
Original description species: Münster, 1843
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus intermedius (4)
Wagner, 1862 (nomen nudum)
Original description species: Wagner, 1862 (nomen nudum)
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus jenningsi (3)
Chapman & Pritchard, 1904
Valid name: Otodus jenningsi
Valid name: Otodus jenningsi
Original description species: Chapman & Pritchard, 1904
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus lanceolatus (2)
Woodward, 1886
Valid name: Notidanodon lanceolatus
Valid name: Notidanodon lanceolatus
Original description species: Woodward, 1886
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus loozi (10)
Vincent, 1876
Valid name: Xampylodon loozi
Valid name: Xampylodon loozi
Original description species: Vincent, 1876
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus marginalis (2)
Davis, 1888
Valid name: Notorynchus primigenius
Valid name: Notorynchus primigenius
Original description species: Davis, 1888
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus meneghinii (2)
Lawley, 1877
Valid name: Hexanchus griseus-f
Valid name: Hexanchus griseus-f
Original description species: Lawley, 1877
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus microdon (43)
Agassiz, 1835
Valid name: Hexanchus microdon
Valid name: Hexanchus microdon
Original description species: Agassiz, 1835
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus muensteri (8)
(Agassiz, 1843)
Valid name: Notidanoides muensteri
Valid name: Notidanoides muensteri
Original description species: (Agassiz, 1843)
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus munsteri (3)
Agassiz, 1843
Valid name: Notidanoides muensteri
Valid name: Notidanoides muensteri
Original description species: Agassiz, 1843
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus münsteri (6)
(Agassiz, 1843)
Valid name: Notidanoides muensteri
Valid name: Notidanoides muensteri
Original description species: (Agassiz, 1843)
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus nettelbladti (2)
Winkler, 1875
Valid name: Notorynchus primigenius
Valid name: Notorynchus primigenius
Original description species: Winkler, 1875
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus nikitini (2)
Chabakov & Zonov, 1935
Valid name: Notidanoides muensteri
Valid name: Notidanoides muensteri
Original description species: Chabakov & Zonov, 1935
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus orpiensis (2)
Winkler, 1874
Valid name: Megasqualus orpiensis
Valid name: Megasqualus orpiensis
Original description species: Winkler, 1874
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus paucidens (3)
Koch, 1903
Valid name: Notorynchus primigenius
Valid name: Notorynchus primigenius
Original description species: Koch, 1903
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus pectinatus (4)
Agassiz, 1843
Valid name: Notidanodon pectinatus
Valid name: Notidanodon pectinatus
Original description species: Agassiz, 1843
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus plectrodon (1)
Cope, 1867
Valid name: Notorynchus primigenius
Valid name: Notorynchus primigenius
Original description species: Cope, 1867
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus primigenius (103)
Agassiz, 1835
Valid name: Notorynchus primigenius
Valid name: Notorynchus primigenius
Original description species: Agassiz, 1835
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus problematicus (2)
Lawley, 1877
Valid name: Hexanchus griseus-f
Valid name: Hexanchus griseus-f
Original description species: Lawley, 1877
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus recurvus (9)
Agassiz, 1843
Valid name: Notorynchus primigenius
Valid name: Notorynchus primigenius
Original description species: Agassiz, 1843
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus repens (2)
Probst, 1879
Valid name: Paraheptranchias repens
Valid name: Paraheptranchias repens
Original description species: Probst, 1879
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus serratissimus (28)
Agassiz, 1843
Valid name: Notorynchus serratissimus
Valid name: Notorynchus serratissimus
Original description species: Agassiz, 1843
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus serratus (6)
Fraas, 1855
Valid name: Crassodontidanus serratus
Valid name: Crassodontidanus serratus
Original description species: Fraas, 1855
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus siccus (2)
Ameghino, 1906
Valid name: Hexanchus siccus
Valid name: Hexanchus siccus
Original description species: Ameghino, 1906
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus stoppani (1)
Lawley, 1879
Valid name: Hexanchus griseus-f
Valid name: Hexanchus griseus-f
Original description species: Lawley, 1879
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus subrecurvus (1)
Oppenheimer, 1907
Valid name: Notorynchus subrecurvus
Valid name: Notorynchus subrecurvus
Original description species: Oppenheimer, 1907
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus targionii (2)
Lawley, 1877
Valid name: Hexanchus griseus-f
Valid name: Hexanchus griseus-f
Original description species: Lawley, 1877
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus tenuidens (1)
Leriche, 1938
Valid name: Heptranchias tenuidens
Valid name: Heptranchias tenuidens
Original description species: Leriche, 1938
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus thevenardi (3)
Delfortrie, 1878
Valid name: Notorynchus primigenius
Valid name: Notorynchus primigenius
Original description species: Delfortrie, 1878
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus ultra (2)
Ameghino, 1901
Valid name: Hexanchus ultra
Valid name: Hexanchus ultra
Original description species: Ameghino, 1901
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus urcianensis (1)
Lawley, 1879
Valid name: Hexanchus griseus-f
Valid name: Hexanchus griseus-f
Original description species: Lawley, 1879
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus wagneri (2)
Agassiz, 1843
Valid name: Notidanoides muensteri
Valid name: Notidanoides muensteri
Original description species: Agassiz, 1843
Genus: Notidanus Cuvier, 1816
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus (Heptranchias) ancistrodon (1)
Arambourg, 1952
Valid name: Weltonia ancistrodon
Valid name: Weltonia ancistrodon
Original description species: Arambourg, 1952
Genus: Notidanus (Heptranchias)
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus (Heptranchias) primigenius (2)
(Agassiz, 1835)
Valid name: Notorynchus primigenius
Valid name: Notorynchus primigenius
Original description species: (Agassiz, 1835)
Genus: Notidanus (Heptranchias)
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus (Hexanchus) cf. microdon (1)
(Agassiz, 1835)
Valid name: Hexanchus microdon
Valid name: Hexanchus microdon
Original description species: (Agassiz, 1835)
Genus: Notidanus (Hexanchus)
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus (Hexanchus) loozi (3)
(Vincent, 1876)
Valid name: Xampylodon loozi
Valid name: Xampylodon loozi
Original description species: (Vincent, 1876)
Genus: Notidanus (Hexanchus)
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus (Hexanchus) microdon (4)
(Agassiz, 1835)
Valid name: Hexanchus microdon
Valid name: Hexanchus microdon
Original description species: (Agassiz, 1835)
Genus: Notidanus (Hexanchus)
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notidanus (Notorhynchus) primigenius (3)
(Agassiz, 1835)
Valid name: Notorynchus primigenius
Valid name: Notorynchus primigenius
Original description species: (Agassiz, 1835)
Genus: Notidanus (Notorhynchus)
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notiolepis dienemos (1)
De Pomeroy, 1994
Original description species: De Pomeroy, 1994
Genus: Notiolepis De Pomeroy, 1994
Subclass: Elasmobranchii
Notopristis patagonicus (1)
Ameghino, 1906
Valid name: Pristis patagonicus
Valid name: Pristis patagonicus
Original description species: Ameghino, 1906
Genus: Notopristis Ameghino, 1906
Family: Pristidae Bonaparte, 1838
Order: Rhinopristiformes
Superorder: Batomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notoramphoscyllium woodwardi (2)
Engelbrecht, Mörs, Reguero & Kriwet, 2017
Original description species: Engelbrecht, Mörs, Reguero & Kriwet, 2017
Genus: Notoramphoscyllium Engelbrecht, Mörs, Reguero & Kriwet, 2017
Family: Hemiscylliidae Gill, 1862
Order: Orectolobiformes
Superorder: Galeomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notorhynchus aptiensis (4)
(Pictet, 1864)
Valid name: Gladioserratus aptiensis
Valid name: Gladioserratus aptiensis
Original description species: (Pictet, 1864)
Genus: Notorhynchus
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notorhynchus cepedianus-f (1)
(Péron, 1807)
Valid name: Notorynchus cepedianus-f
Valid name: Notorynchus cepedianus-f
Original description species: (Péron, 1807)
Genus: Notorhynchus
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notorhynchus cf. cepedianus-f (1)
(Péron, 1807)
Valid name: Notorynchus cepedianus-f
Valid name: Notorynchus cepedianus-f
Original description species: (Péron, 1807)
Genus: Notorhynchus
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notorhynchus cf. primigenius (3)
(Agassiz, 1835)
Valid name: Notorynchus primigenius
Valid name: Notorynchus primigenius
Original description species: (Agassiz, 1835)
Genus: Notorhynchus
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notorhynchus kempi (6)
Ward, 1979
Valid name: Notorynchus kempi
Valid name: Notorynchus kempi
Original description species: Ward, 1979
Genus: Notorhynchus
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notorhynchus lawleyi (1)
Cigala Fulgosi, 1983
Valid name: Notorynchus lawleyi
Valid name: Notorynchus lawleyi
Original description species: Cigala Fulgosi, 1983
Genus: Notorhynchus
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notorhynchus lerichei (1)
Kozlov in Zhelezko & Kozlov, 1999
Valid name: Notorynchus lerichei
Valid name: Notorynchus lerichei
Original description species: Kozlov in Zhelezko & Kozlov, 1999
Genus: Notorhynchus
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notorhynchus pectinatus (1)
(Agassiz, 1843)
Valid name: Notidanodon pectinatus
Valid name: Notidanodon pectinatus
Original description species: (Agassiz, 1843)
Genus: Notorhynchus
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notorhynchus primigenius (45)
(Agassiz, 1835)
Valid name: Notorynchus primigenius
Valid name: Notorynchus primigenius
Original description species: (Agassiz, 1835)
Genus: Notorhynchus
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notorhynchus serratissimus (8)
(Agassiz, 1843)
Valid name: Notorynchus serratissimus
Valid name: Notorynchus serratissimus
Original description species: (Agassiz, 1843)
Genus: Notorhynchus
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notorhynchus sp-f (13)

Valid name: Notorynchus sp-f
Valid name: Notorynchus sp-f
Genus: Notorhynchus
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notorynchus aptiensis (7)
(Pictet, 1865)
Valid name: Gladioserratus aptiensis
Valid name: Gladioserratus aptiensis
Original description species: (Pictet, 1865)
Genus: Notorynchus Ayres, 1855
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notorynchus borealus (2)
(Jordan & Hannibal, 1923)
Synonyms: Notidanion boreale
Original description species: (Jordan & Hannibal, 1923)
Genus: Notorynchus Ayres, 1855
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notorynchus cepedianus-f (20)
(Péron, 1807)
Synonyms: Notorhynchus cepedianus-f, Notorhynchus cf. cepedianus-f, Notorynchus maculatum-f, Notorynchus maculatus-f
Original description species: (Péron, 1807)
Genus: Notorynchus Ayres, 1855
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notorynchus cf. kempi (1)
Ward, 1979
Valid name: Notorynchus kempi
Valid name: Notorynchus kempi
Original description species: Ward, 1979
Genus: Notorynchus Ayres, 1855
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notorynchus dentatus (1)
(Woodward, 1886)
Valid name: Xampylodon dentatus
Valid name: Xampylodon dentatus
Original description species: (Woodward, 1886)
Genus: Notorynchus Ayres, 1855
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notorynchus kempi (15)
Ward, 1979
Synonyms: Notorhynchus kempi, Notorynchus cf. kempi
Original description species: Ward, 1979
Genus: Notorynchus Ayres, 1855
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notorynchus lawleyi (7)
Cigala Fulgosi, 1983
Synonyms: Notorhynchus lawleyi
Original description species: Cigala Fulgosi, 1983
Genus: Notorynchus Ayres, 1855
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notorynchus maculatum-f (1)
Ayres, 1855
Valid name: Notorynchus cepedianus-f
Valid name: Notorynchus cepedianus-f
Original description species: Ayres, 1855
Genus: Notorynchus Ayres, 1855
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notorynchus maculatus-f (5)
Ayres, 1855
Valid name: Notorynchus cepedianus-f
Valid name: Notorynchus cepedianus-f
Original description species: Ayres, 1855
Genus: Notorynchus Ayres, 1855
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notorynchus primigenius (338)
(Agassiz, 1835)
Synonyms: Heptranchias plectrodon, Heptranchias primigenius, Hexanchus primigenius, Hexanchus (Notidanus) primigenius, Notidanion primigenium, Notidanus aff. primigenius, Notidanus cf. primigenius, Notidanus d'anconae, Notidanus diffusidens, Notidanus marginalis, Notidanus nettelbladti, Notidanus paucidens, Notidanus plectrodon, Notidanus primigenius, Notidanus recurvus, Notidanus thevenardi, Notidanus (Heptranchias) primigenius, Notidanus (Notorhynchus) primigenius, Notorhynchus cf. primigenius, Notorhynchus primigenius, Sphyrna denticulata
Original description species: (Agassiz, 1835)
Genus: Notorynchus Ayres, 1855
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notorynchus serratissimus (53)
(Agassiz, 1843)
Synonyms: Hexanchus serratissimus, Notidanus cf. serratissimus, Notidanus serratissimus, Notorhynchus serratissimus
Original description species: (Agassiz, 1843)
Genus: Notorynchus Ayres, 1855
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notorynchus sp-f (34)

Synonyms: Notorhynchus sp-f
Genus: Notorynchus Ayres, 1855
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Notorynchus subrecurvus (2)
(Oppenheimer, 1907)
Synonyms: Notidanus subrecurvus
Original description species: (Oppenheimer, 1907)
Genus: Notorynchus Ayres, 1855
Family: Hexanchidae Gray, 1851
Suborder: Hexanchoidei
Order: Hexanchiformes
Superorder: Squalomorphii
Subcohort: Neoselachii
Cohort: Euselachii
Subclass: Elasmobranchii
Novaculodus billingsleyi (1)
Hodnett & Elliott, 2018
Original description species: Hodnett & Elliott, 2018
Genus: Novaculodus Hodnett & Elliott, 2018
Family: Protacrodontidae Cappetta, Duffin & Zidek, 1993
Superfamily: Protacrodontoidea
Cohort: Euselachii
Subclass: Elasmobranchii