Journal article

[Remarks on Holops brevispinus, Ornithotarsus immanis, and Macrosaurus proriger]

Cope, E. D. (1869)

Citation

Cope, E. D. (1869). [Remarks on Holops brevispinus, Ornithotarsus immanis, and Macrosaurus proriger]. Proceedings of the Academy of Natural Sciences of Philadelphia 21: 123.

Names first published here

Ornithotarsus genus
Ornithotarsus immanis species

Cited by genera

Ornithotarsus
Erects the genus and species on hindlimb material from Raritan Bay, placing it between Hadrosaurus and Compsognathus.