On some extinct reptiles and batrachia from the Judith River and Fox Hills beds of Montana
E. D. Cope
原始摘要（英文原文）· Original abstract
Cope, E.D. (1876): On some extinct reptiles and batrachia from the Judith River and Fox Hills beds of Montana. Proceedings of the Academy of Natural Sciences of Philadelphia 28: 340-359, DOI: 10.5281/zenodo.3368363