Cope, E. D. (1871). Recent reptiles and fishes. Report on the reptiles and fishes obtained by the naturalists of the expedition. Hayden, F. V. (ed.): Preliminary report of the United States Geological Survey of Wyoming and portions of contiguous territories. Government Printing Office, Washington D.C. Preliminary report of the United States Geological Survey of Wyoming and portions of contiguous territories. Part 4 (art. 8). Pp. 432-442.
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Cope, E. D.
1871
Recent reptiles and fishes. Report on the reptiles and fishes obtained by the naturalists of the expedition.
Hayden, F. V. (ed.): Preliminary report of the United States Geological Survey of Wyoming and portions of contiguous territories. Government Printing Office, Washington D.C. Preliminary report of the United States Geological Survey of Wyoming and portions of contiguous territories.