With over 500,000 specimens from round the world, this collection is located in Washington, DC, USA...
Introduction to the taxonomy of Amphibia, including Salientia (frogs and toads), Caudata (salamande...
Source for amphibian data and conservation resources.
A searchable catalog of the recognized amphibian species of the world with synonymies and reference...
Explores morphology, ecology and evolution.
A compilation of current and historic records of amphibian occurrences in the United States, with r...