The Mexican Herpetofauna is a must-have, three-volume reference for the identification, biology, and conservation of the more than 1,400 known species of frogs, toads, salamanders, caecilians, turtles, lizards, snakes, and crocodilians in Mexico. In this first volume, editors Jonathan A. Campbell and Oscar A. Flores-Villela, with volume coeditor Joseph R. Mendelson III, document the country's amphibians.This collection of volumes includes a detailed history of herpetological research in Mexico, covering the country's landscape, diversity and conservation. The species accounts include etymological information, species description, distribution and habitat, natural history, and unique characteristics. For this volume, over 1,300 photographs, illustrations, and maps show the amphibians and their habitats in stunning, colorful detail. Keys throughout provide tools for family, genus, and species identification. An expansive reference built from decades of experience and more than ten thousand resources, The Mexican Herpetofauna is a field-defining work. This first volume is both a necessary guide for those interested in amphibians and a critical part of any herpetology collection.