This exceptional tome should find its way into the libraries of serious herpetologists, tropical biologists, and developmental biologists. Included in this book are- A molecular phylogeny of the family Hemiphractidae- A thorough osteological analysis- A review of external morphological features- An overview of the evolution of reproductive modes- A biogeographic synthesis- Keys to genera and species- Diagnosis and thorough description of each species of marsupial frog- Colored physiographic maps depicting species distributions