<p>This volume provides comprehensive overviews of each Middle and South American species of the cricetid tribes Abrothrichini, Andinomyini, Euneomyini, Neomicroxini, Phyllotini, Reithrodontini, Rhagomyini, Thomasomyini, and Wiedomyini (plus a few incertae sedis genera). The species accounts contain extensive information about the ecology, habitat, diet, physiology, genetics, mortality and age determination, paleontology, reproduction and development. Their economic significance and management, as well as future challenges for research and conservation are also addressed. Each chapter contains a distribution map, photographs and key literature. This authoritative volume of the Handbook of the Mammals of Middle and South America is a timely and detailed compilation and will appeal to academics, students and professionals in mammal research and conservation.</p>