- EbookNew Subspecies of the Rodent Baiomys From Central America University of Kansas Publications, Museum of Natural HistoryRobert L. Packard
- EbookNew Subspecies of the Rodent Baiomys from Central AmericaRobert L. Packard
- EbookNew Subspecies of the Rodent Baiomys from Central AmericaRobert L. Packard
- EbookSpeciation and Evolution of the Pygmy Mice, Genus BaiomysRobert L. Packard