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Ptychodontidae
Taxonomy
Ptychodontidae is a family.
It was assigned to Chimaeroidei by Woodward (1891); to Masticura by Hay (1902); to Masticura by Jordan (1963); to Hybodontoidei by Applegate (1970); to Heterodontoidei by Herman (1977); to Hybodontoidea by Thurmond and Jones (1981) and Cahuzac et al. (2007); and to Hybodontiformes by Nelson et al. (2016).
It was assigned to Chimaeroidei by Woodward (1891); to Masticura by Hay (1902); to Masticura by Jordan (1963); to Hybodontoidei by Applegate (1970); to Heterodontoidei by Herman (1977); to Hybodontoidea by Thurmond and Jones (1981) and Cahuzac et al. (2007); and to Hybodontiformes by Nelson et al. (2016).
Subtaxa
Synonymy list
Year | Name and author |
---|---|
1891 | Ptychodontidae Woodward p. 37 |
1902 | Ptychodontidae Hay p. 317 |
1963 | Ptychodontidae Jordan p. 604 |
1970 | Ptychodontidae Applegate p. 393 |
1977 | Ptychodontidae Herman p. 17 |
1981 | Ptychodontidae Thurmond and Jones p. 41 |
2007 | Ptychodontidae Cahuzac et al. p. 11 |
2016 | Ptychodontidae Nelson et al. p. 56 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
Fm. †Ptychodontidae
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G. †Ptychodus Agassiz 1834
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†Ptychodus altior Agassiz 1835
†Ptychodus anonymus Williston 1900
†Ptychodus arcuatus Agassiz 1837
†Ptychodus articulatus Agassiz 1837
†Ptychodus belluccii Bonarelli 1899
†Ptychodus concentricus Agassiz 1839
†Ptychodus decurrens Agassiz 1838
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Invalid names: Ptychodus depressus Dixon 1850 [synonym], Ptychodus multistriatus Woodward 1889 [synonym], Ptychodus oweni Dixon 1850 [synonym]
†Ptychodus elevatus Leriche 1929
†Ptychodus gibberulus Agassiz 1837
†Ptychodus latissimus Agassiz 1835
†Ptychodus mahakalensis Chiplonkar and Ghare 1977
†Ptychodus mammillaris Agassiz 1835
†Ptychodus marginalis Agassiz 1839
†Ptychodus martini Williston 1900
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Invalid names: Ptychodus connellyi MacLeod and Slaughter 1980 [synonym]
†Ptychodus mortoni Mantell 1836
†Ptychodus occidentalis Leidy 1868
†Ptychodus papillosus Cope 1875
†Ptychodus parvulus Whiteaves 1889
†Ptychodus paucisulcatus Dixon 1850
†Ptychodus pauli Coquand 1859
†Ptychodus polygyrus Agassiz 1835
†Ptychodus rhombodus Underwood and Cumbaa 2010
†Ptychodus rugosus Dixon 1850
†Ptychodus schlottheimii Agassiz 1834
†Ptychodus spectabilis Agassiz 1837
†Ptychodus whipplei Marcou 1858
Invalid names: Buffonites Sternberg 1829 [nomen oblitum]
Diagnosis
No diagnoses are available