Classification of Zangerl 1981
Cl. Chondrichthyes Huxley 1880 [cartilaginous fish]
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Or. †Bradyodontida Woodward 1921
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Subor. †Chimaerina Zangerl 1981
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Fm. †Cochliodontidae Owen 1867
Invalid names: Deltodontidae Zangerl 1981 [empty]
Fm. †Copodontidae Davis 1883
G. †Jimpohlia Zangerl 1979
Fm. †Psephodontidae Zangerl 1981
Fm. †Chondrenchelyidae Berg 1940
Subcl. Elasmobranchii Bonaparte 1838 [elasmobranch]
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Superfm. †Caseodontoidea Zangerl 1981
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G. †Campodus de Koninck 1844
Fm. †Caseodontidae Zangerl 1981
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G. †Erikodus Nielsen 1952
G. †Fadenia Nielsen 1932
G. †Ornithoprion
G. †Chiastodus Trautschold 1879
Or. †Cladoselachida Dean 1909
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Or. †Eugeneodontida Zangerl 1981
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Superfm. †Edestoidea Hay 1930
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Fm. †Edestidae Jaekel 1899
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G. †Edestus Leidy 1855
G. †Helicampodus Branson 1935
G. †Lestrodus
G. †Parahelicampodus Nielsen 1952
G. †Syntomodus Obruchev 1964
Or. Euselachii Hay 1902
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Superfm. †Ctenacanthoidea Zangerl 1981
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G. †Anaclitacanthus St. John and Worthen 1875
G. †Arctacanthus Nielsen 1932
G. †Asteroptychius Agassiz 1843
G. †Carinacanthus Bryant 1934
Fm. †Ctenacanthidae Dean 1909
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G. †Acondylacanthus John and Worthen 1875
G. †Cratoselache Woodward 1924
G. †Ctenacanthus Agassiz 1836
G. †Goodrichthys
G. †Wodnika Münster 1843
Superfm. †Hybodontoidea Agassiz 1834
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G. †Dabasacanthus Zangerl 1979
G. †Onychoselache
G. †Trichorhipis
G. †Tristychius Agassiz 1837
Or. †Symmoriida Zangerl 1981
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Fm. †Symmoriidae Dean 1909
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G. †Cobelodus Zangerl 1973
G. †Denaea Pruvost 1922
G. †Symmorium Cope 1893
Or. †Xenacanthida Glikmann 1964
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Fm. †Diplodoselachidae Dick 1981
Fm. †Xenacanthidae Fritsch 1889
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G. †Bransonella Harlton 1933
G. †Diacranodus Garman 1885
G. †Orthacanthus Agassiz 1843
G. †Platyacanthus Fritsch 1889
G. †Pleuracanthus Agassiz 1837
G. †Triodus Jordan 1849
G. †Xenacanthus Beyrich 1848
Invalid names: Cladodus hassiacus Gross 1937 [nomen dubium], Cladodus wildungensis Jaekel 1921 [nomen dubium], Coronodontida Zangerl 1981 [empty], Orodontida Zangerl 1981 [empty]
Invalid names: Subterbranchialia Zangerl 1979 [empty]
Or. †Desmiodontida Zangerl 1981
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G. †Desmiodus St. John and Worthen 1875
G. †Heteropetalus
G. †Tamiobatis Eastman 1897
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Invalid names: Tamiobatis vetustus Eastman 1897 [nomen dubium]
G. †Gilliodus Zangerl 1981
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†Gilliodus orvellei Zangerl 1981
†Gilliodus peyeri Zangerl 1981
Or. †Petalodontida Zangerl 1981
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G. †Antliodus Newberry and Worthen 1866
G. †Calopodus John and Worthen 1875
G. †Chomatodus Agassiz 1838
G. †Ctenoptychius Agassiz 1838
G. †Fissodus St. John and Worthen 1875
G. †Glyphanodus Davis 1883
G. †Harpacodus St. John and Worthen 1875
G. †Janassa
G. †Lisgodus Saint John and Worthen 1875
G. †Mesolophodus
G. †Paracymatodus
G. †Petalodus
G. †Petalorhynchus Newberry and Worthen 1866
G. †Polyrhizodus M'Coy 1848
Fm. †Pristodontidae Woodward 1889
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G. †Megactenopetalus David 1944
G. †Peripristis St. John 1870
G. †Pristodus Davis 1883
G. †Serratodus
G. †Tanaodus St. John and Worthen 1875
Superfm. †Protacrodontoidea Zangerl 1981
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G. †Holmesella
G. †Protacrodus Jaekel 1925
Fm. †Agassizodontidae Zangerl 1981
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G. †Agassizodus St. John and Worthen 1875
G. †Arpagodus Trautschold 1879
G. †Helicoprion Karpinsky 1899
G. †Parahelicoprion
G. †Sarcoprion Nielsen 1952
G. †Toxoprion Hay 1909