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Kohler, Gunther; Milan Vesely; Eli Greenbaum

The Amphibians and Reptiles of El Salvador

McCranie, James R.; Joshia H. Townsend; Larry David Wilson

A Guide to the Rock Rattlesnakes of Mexico

Price Michael S.

A Guide to the Rock Rattlesnakes of the United States

Price Michael S.

Amphibians and Reptiles of Northern Guatemala, the Yucatan, and Belize

Campbell, Jonathan A.

Biennial Report of the Commissioner of Fisheries and Game for Indiana 1905-1906

Sweeney, L.T. [Commissioner]

Aposematic Poison Frogs [Dendrobatidae] of the Andean Countries: Bolivia, Colombia, Ecuador, Peru an

Kahn, Ted R. et al [Editors]

Kingsnakes and Milk Snakes

Markel, Ronald G.

Snakes: The Evolution of Mystery in Nature

Greene, Harry W.

Venemous Reptiles of the United States, Canada, and Northern Mexico. Volume 2

Ernst, Carl H. and Evelyn M. Ernst

Venemous Reptiles of the United States, Canada, and Northern Mexico. Volume 1.

Ernst, Carl H. and Evelyn M. Ernst

The Venomous Reptiles of Latin America

Campbell, Jonathan A. & William W. Lamar