Classification of Hitchcock 1845
†Polemarchus gigas Hitchcock 1845
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Invalid names: Sauroidichnites polemarchus Hitchcock 1837 [synonym]
Fm. †Struthionoidae Hitchcock 1845
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G. †Eubrontes Hitchcock 1845
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†Eubrontes dananus Hitchcock 1845
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Invalid names: Ornithoidichnites sillimani Hitchcock 1843 [synonym]
†Eubrontes expansus Hitchcock 1841
†Eubrontes giganteus Hitchcock 1836
†Eubrontes gracillimus Hitchcock 1844
†Eubrontes tuberosus Hitchcock 1836
Fm. †Pteropodidae Hitchcock 1845
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G. †Fulicopus Hitchcock 1845
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†Fulicopus lyellianus Hitchcock 1843
†Fulicopus minor Hitchcock 1845
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Invalid names: Ornithoidichnites fulicoides Hitchcock 1843 [synonym]
Fm. †Pentedactylidae Hitchcock 1845
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Fm. †Tetradactylidae Hitchcock 1845
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G. †Ancyropus Hitchcock 1845
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†Ancyropus heteroclitus Hitchcock 1841
†Ancyropus jacksonianus Hitchcock 1841
G. †Palamopus Hitchcock 1845
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†Palamopus anomalus Hitchcock 1845
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Invalid names: Sauroidichnites palmatus Hitchcock 1836 [synonym]
G. †Plectropus Hitchcock 1845
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†Plectropus longipes Hitchcock 1841
†Plectropus minitans Hitchcock 1837
G. †Polemarchus Hitchcock 1845
G. †Sillimanius Hitchcock 1845
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†Sillimanius adamsanus Hitchcock 1845
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Invalid names: Ornithoidichnites danae Hitchcock 1844 [synonym]
†Sillimanius gracilior Hitchcock 1841
†Sillimanius rogersianus Hitchcock 1843
†Sillimanius tetradactylus Hitchcock 1836
G. †Triaenopus Hitchcock 1845
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†Triaenopus baileyanus Hitchcock 1841
†Triaenopus emmonsianus Hitchcock 1841
Fm. †Tridactylidaee Hitchcock 1845
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G. †Argoides Hitchcock 1845
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†Argoides isodactyletus Hitchcock 1841
†Argoides minimus Hitchcock 1836
†Argoides redfieldianus Hitchcock 1844
†Argoides robustus Hitchcock 1837
†Argoides robustus Hitchcock 1837
G. †Batrachopus Hitchcock 1845
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†Batrachopus deweyanus Hitchcock 1843
†Batrachopus gracilis Hitchcock 1845
G. †Platypterna Hitchcock 1845
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†Platypterna deanianus Hitchcock 1837
†Platypterna macrodactylotus Hitchcock 1841
†Platypterna tenuis Hitchcock 1837
G. †Steropoides Hitchcock 1845
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†Steropoides elegans Hitchcock 1841
†Steropoides elegantior Hitchcock 1841
†Steropoides ingens Hitchcock 1836