Classification of Kriwet et al. 2009
Cl. Chondrichthyes Huxley 1880 [cartilaginous fish]
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Subcl. Elasmobranchii Bonaparte 1838 [elasmobranch]
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Infracl. Neoselachii Compagno 1977
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Superor. Batomorphii Cappetta 1980
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Or. Rajiformes Berg 1940 [ray]
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Or. †Sclerorhynchiformes Kriwet 2004
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Subor. †Sclerorhynchoidei Cappetta 1980
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Fm. †Ptychotrygonidae Kriwet et al. 2009
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G. †Ptychotrygon Jaekel 1894
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†Ptychotrygon geyeri Kriwet 1999
†Ptychotrygon pustulata Kriwet et al. 2009
†Ptychotrygon striata Kriwet et al. 2009
†Ptychotrygon triangularis Reuss 1845
Invalid names: Ptychotrygon eutawensis Case et al. 2001 [nomen nudum], Ptychotrygon mcnultyi Meyer 1974 [nomen nudum], Ptychotrygonoides Landemaine 1991 [synonym]
Fm. †Sclerorhynchidae Capetta 1974
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Or. Galeomorphii Compagno 1973
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Or. Heterodontiformes Berg 1940 [bullhead shark]
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Fm. Heterodontidae Gray 1851
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G. Heterodontus de Blainville 1816 [bullhead shark]
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†Heterodontus carerens Kriwet 1999
Heterodontus portujacksoni Meyer 1793 [Port Jackson shark]
G. †Paracestracion Koken in Zittel 1911
G. †Proheterodontus Underwood and Ward 2004
Or. Lamniformes Berg 1958 [mackerel shark]
Or. Orectolobiformes Applegate 1972 [carpet shark]
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Fm. Ginglymostomatidae Gill 1862 [nurse shark]
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G. †Cantioscyllium Woodward 1889
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†Cantioscyllium brachyplicatum Kriwet et al. 2009
†Cantioscyllium decipiens Woodward 1889