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