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1. Synopsis of the reptiles and batrachians of Arizona: with critical and field notes, and an extensive synonymy

Author(s):: Coues, Elliott, 1842-1899, author
Publication:: [Washington, D.C.] : [U.S. Geological Survey], [1875]
Subject(s):: Reptiles -- classification
Amphibians -- classification
Arizona

2. Report upon the reptiles and batrachians collected during the years of 1875, 1876, and 1877, in California, Arizona, and Nevada

Author(s):: Yarrow, H. C. (Harry Crécy), 1840-1929
Publication:: Washington : G.P.O., 1878
Subject(s):: Fossils
Reptiles -- classification
Amphibians -- classification
California
Arizona
Nevada

3. Descriptions of extinct batrachia and reptilia from the Permian Formation of Texas

Author(s):: Cope, E. D. (Edward Drinker), 1840-1897
Publication:: [Philadelphia? : American Philosophical Society, 1878]
Subject(s):: Fossils
Reptiles -- classification
Amphibians -- classification
Geological Phenomena
Texas