Reptilia - Dinosauria

Invalid subtaxa: Argoides robustus Hitchcock 1837 [nomen oblitum], Argozoum Hitchcock 1848, Ornithichnites robustus Hitchcock 1837 [nomen oblitum]

Full reference: E. Hitchcock. 1845. An attempt to name, classify, and describe, the animals that made the fossil footmarks of New England. Sixth Annual Meeeting of the Association of American Geologists and Naturalists, New Haven, CT. Abstract and Proceedings 23-25

Parent taxon: Saurischia according to H. Haubold 1971

Sister taxa: Alwalkeria, Anatopus, Anticheiropus, Deuterotetrapous, Eusaurischia, Pachypodosauria, Platypterna, Plesiornis, Saurichnium, Sauropodomorpha, Tetrapodium, Theropoda, Trimabus

Subtaxa: Argoides macrodactylus, Argoides minimus, Argoides redfieldii

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Type: Ornithoidichnites redfieldii

Ecology: