A Distributional Study of the Amphibians of the Isthmus of Tehuantepec, Mexico — William Edward Duellman
A New Subspecies of Lizard, Cnemidophorus sacki, from MichoacAn, Mexico — William Edward Duellman
A Synopsis of Neotropical Hylid Frogs, Genus Osteocephalus — William Edward Duellman
A Taxonomic Study of the Middle American Snake, Pituophis deppei — William Edward Duellman
Amphibians and Reptiles of the Rainforests of Southern El Peten, Guatemala — William Edward Duellman
Descriptions of New Hylid Frogs From Mexico and Central America — William Edward Duellman
Neotropical Hylid Frogs, Genus Smilisca — William Edward Duellman
Systematic Status of the Colubrid Snake, Leptodeira discolor GUnther — William Edward Duellman
The Genera of Phyllomedusine Frogs (Anura: Hylidae) — William Edward Duellman
