The amphibians and reptiles of Costa Rica : a herpetofauna between two continents, between two seas / Jay M. Savage ; with photographs by Michael Fogden and Patricia Fogden
The herpetological contributions of Giorgio Jan (1791-1866) : with an introduction, annotated bibliography, synopsis of herpetological taxa, and a comprehensive guide to the Iconographie générale des Ophidiens / by John M. Savage (Department of Biology, San Diego State University, San Diego, California), and Roy W. McDiarmid (United States Geological Survey, Patuxent Wildlife Research Center, Sm...