Taxonomic checklist for North America north of Mexico and detailed accounts, including photos and range maps, for dozens of species.

A compilation of current and historic records of amphibian occurrences in the United States, with range maps for each species to the county level. From the Amphibian Research and Monitoring Initiative.

Research into the nature and causes including bibliography of published and unpublished material.

Data and information on the issue of malformed amphibians, with an emphasis on North American occurrences.

Full checklist with images and descriptions for many species.

Brief description of the order and its families, with representative photos for each family.

Taxonomy list of Orders Anura, Gymnophiona and Urodela, with some images of species.

Amphibian information resource, with species databases, captive care guides, articles, links, and photos.

Introduction to the taxonomy of Amphibia, including Salientia (frogs and toads), Caudata (salamanders and newts), and gymnophiona (caecilians).

Source for amphibian data and conservation resources.