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Fossil collection records
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Classification of Leidy 1856
G. †
Ischyrhiza
Leidy 1856
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Ischyrhiza antiqua
Leidy 1856
G. †
Orycterocetus
Leidy 1853
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Orycterocetus cornutidens
Leidy 1856
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Invalid names:
Orycterocetus quadratidens
Leidy 1853 [replaced]
G. †
Pliogonodon
Leidy 1856
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Pliogonodon priscus
Leidy 1856
G. †
Drepanodon
Nesti 1826
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Drepanodon impar
Leidy 1856
G. †
Palaeosaurus
Riley and Stutchbury 1836
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Palaeosaurus priscus
Leidy 1856
G. †
Omosaurus
Leidy 1856
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Omosaurus perplexus
Leidy 1856
G. †
Dictyocephalus
Leidy 1856
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Dictyocephalus elegans
Leidy 1856