Classification of Thurmond and Jones 1981
Cl. Chondrichthyes Huxley 1880 [cartilaginous fish]
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Or. †Bradyodonti Arambourg and Bertin 1958
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Subcl. Elasmobranchii Bonaparte 1838 [elasmobranch]
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Or. Batoidea [ray]
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Subor. †Myliobatoidea
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Fm. Dasyatidae Jordan 1888 [whiptail stingray]
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G. Dasyatis Rafinesque 1810
G. †Hypolophus Muller and Henle 1837
Fm. Rhinopteridae Jordan and Evermann 1896 [cow-nosed ray]
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G. Rhinoptera Cuvier 1829 [cownose ray]
Or. Selachii [shark]
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Invalid names: Galeoidea Hay 1902 [empty], Heterodontoidea Hay 1902 [empty]
Invalid names: Cladoselachii Dean 1894 [empty], Pristioidea [empty]
Or. Holocephali Bonaparte 1832 [chimaera]
G. Carcharodon Smith 1838 [white shark]
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Subg. †Carcharodon (Procarcharodon) Thurmond and Jones 1981
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†Carcharodon (Procarcharodon) angustidens Agassiz 1835
G. Odontaspis Agassiz 1838 [sand tiger shark]
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†Odontaspis hopei Agassiz 1843
†Odontaspis malletiana White 1956
†Odontaspis rutoti Winkler 1878
†Odontaspis verticalis Agassiz 1843
Or. Lacertilia Owen 1842 [lizard]
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Fm. †Mosasauridae Gervais 1852 [mosasaur]
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Subfm. †Plioplatecarpinae Dollo 1884
Subfm. †Tylosaurinae Wiliston 1895
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Subor. †Sauropterygia Owen 1859
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Subor. †Plesiosauria de Blainville 1835 [plesiosaur]
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Fm. †Hybodontes Agassiz 1834
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Subph. Vertebrata Lamarck 1801 [vertebrate]
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Cl. Amphibia Linnaeus 1758
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Subor. †Rhachitomi Cope 1882
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G. †Attenosaurus Aldrich and Jones 1930
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†Attenosaurus subulensis Aldrich 1930
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Invalid names: Attenosaurus indistinctus Aldrich and Jones 1930 [synonym]
Subor. †Seymouriamorpha Watson 1917
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Cl. Mammalia Linnaeus 1758 [mammal]
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Or. Artiodactyla Owen 1848 [even-toed ungulate]
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Subor. Ruminantia Scopoli 1777 [ruminant]
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Fm. Bovidae Gray 1821 [antelope]
Fm. Camelidae Gray 1821 [camel]
Fm. Cervidae Gray 1821 [deer]
Fm. †Protoceratidae Marsh 1891 [protoceratid]
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Or. Cetacea Brisson 1762 [whale]
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Subor. †Archaeoceti Flower 1883
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Fm. †Basilosauridae Cope 1867
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G. †Basilosaurus Harlan 1834
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†Basilosaurus cetoides Owen 1839
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Invalid names: Alabamornis gigantea Abel 1906 [synonym], Hydrarchos harlani Koch 1845 [synonym], Hydrargos sillimanii Koch 1845 [synonym], Zeuglodon ceti Wyman 1845 [synonym], Zeuglodon harlani De Kay 1842 [synonym], Zeuglodon macrospondylus Müller 1849 [synonym]
G. †Pontogeneus Leidy 1852
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Subor. Mysticeti Cope 1891
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Subor. Odontoceti Flower 1867 [toothed whale]
Or. Perissodactyla Owen 1848 [odd-toed ungulate]
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Subor. Tapiromorpha Haeckel 1873
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Or. Proboscidea Illiger 1811 [proboscidean]
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Fm. Elephantidae Gray 1821 [elephant]
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Invalid names: Mastodontidae Gray 1821 [empty]
Or. Sirenia Illiger 1811 [sirenian]
Cl. Osteichthyes Huxley 1880 [bony fish]
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Cl. Actinopterygii Cope 1887 [ray-finned fish]
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Infracl. Chondrostei Müller 1844
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Superor. Holostei Müller 1846
Fm. †Ichthyodectidae Crook 1892
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Or. Perciformes Bleeker 1859 [perch-like fish]
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Subor. †Scombroidei Bleeker 1859
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Invalid names: Mugiloidei [empty]
Unr. Sarcopterygii Romer 1955 [lobe-finned fish]
Infracl. Teleostei Müller 1846
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Or. Anguilliformes Greenwood et al. 1966 [eel]
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Or. Elopiformes Sauvage 1875
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Or. Tetraodontiformes Berg 1940
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Cl. Reptilia Laurenti 1768 [reptile]
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Subcl. Anapsida Williston 1917 [anapsid]
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Or. Chelonia Latreille 1800 [turtle]
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Subor. Cryptodira Cope 1868
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Fm. Dermochelidae Lydekker 1889 [leatherback]
Fm. †Protostegidae Cope 1873
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Fm. †Toxochelyidae Baur 1895
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Subfm. †Lophochelyinae Zangerl 1953
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Subor. Pleurodira Cope 1865 [sideneck turtle]
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Subcl. Archosauria Cope 1869 [archosaur]
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Or. Crocodilia Owen 1842 [crocodilian]
Or. †Ornithischia Seeley 1888 [ornithischian]
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Subor. †Ankylosauria Osborn 1923 [ankylosaur]
Or. Saurischia Seeley 1888 [saurischian]
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Superor. Lepidosauria Haeckel 1866 [lepidosaur]
Or. †Sauropterygia Owen 1859
Infraor. Cryptodira Cope 1868
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Fm. Cheloniidae Bonaparte 1832
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Fm. Trionychidae Gray 1825 [softshell turtle]
Infracl. Holostei Müller 1846
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Or. Amiiformes Hay 1929 [bowfin]
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Or. †Semionotiformes Arambourg and Bertin 1958
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Subcl. Lepidosauria Haeckel 1866 [lepidosaur]
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Subcl. Holocephali Bonaparte 1832 [chimaera]
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G. †Cincosaurus Aldrich and Jones 1930
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†Cincosaurus cobbi Aldrich and Jones 1930
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Invalid names: Cincosaurus jaggerensis Aldrich and Jones 1930 [synonym], Cincosaurus jonesii Aldrich and Jones 1930 [synonym]
Fm. †Plioplatecarpidae Dollo 1884
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G. †Platecarpus Cope 1869
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†Platecarpus coryphaeus Cope 1871
†Platecarpus curtirostris Cope 1871
†Platecarpus ictericus Cope 1870
†Platecarpus intermedius Leidy 1870
†Platecarpus somenensis Thevenin 1896
†Platecarpus tympaniticus Cope 1869
G. †Prognathodon Dollo 1889