A Curated Selection of 13 Fascinating Books About Snakes - The Snakes of Europe Poisonous Snakes of Kansas A Revision of Snakes of the Genus Conophis etc
Catherine Cooper Hopley, William Edward Duellman, Henry S. Fitch, T. Paul Maslin, Ray D. Burkett, John M. Legler, Charles J. Cole, Laurence M. Hardy, Hobart M. Smith, John Wellman, George Albert Boulenger, John E. Werler, Robert F. Clarke
Type specimens of amphibians and reptiles in the Museum of Natural History the University of Kansas
William Edward Duellman, Barbara Berg
A Synopsis of Neotropical Hylid Frogs Genus Osteocephalus - Exploring the Diversity and Conservation of Neotropical Amphibians
William Edward Duellman, Linda Trueb
Systematic Status of the Colubrid Snake Leptodeira discolor Günther - A Comprehensive Study of Colubrid Snake Taxonomy and Evolution by an Expert Herpetologist
William Edward Duellman
A Review of the Frogs of the Hyla bistincta Group - Exploring the Diversity and Evolution of Frog Species in the Hyla bistincta Group
William Edward Duellman
Descriptions of Two Species of Frogs Genus Ptychohyla - Studies of American Hylid Frogs V
William Edward Duellman
A Taxonomic Study of the Middle American Snake Pituophis deppei - Exploring the World of Mexican Pit Vipers
William Edward Duellman
Descriptions of New Hylid Frogs From Mexico and Central America - Exploring Newly Discovered Hylid Frogs of Latin America
William Edward Duellman
A Review of the Middle American Tree Frogs of the Genus Ptychohyla - Exploring the Ecology and Evolution of Middle American Tree Frogs
William Edward Duellman
The Amphibians and Reptiles of Michoacán México - Exploring the Rich Herpetofauna of Michoacán Mexico
William Edward Duellman
The Genera of Phyllomedusine Frogs (Anura: Hylidae) - Exploring the Diversity of Phyllomedusine Frogs: A Herpetologist's Comprehensive Guide
William Edward Duellman
Amphibians and Reptiles of the Rainforests of Southern El Petén Guatemala - Exploring the Rich Wildlife Diversity of Southern El Petén's Rainforests
William Edward Duellman
A Distributional Study of the Amphibians of the Isthmus of Tehuantepec México - Exploring Amphibian Diversity in Tehuantepec Mexico
William Edward Duellman
