Baiomys is the genus of New World pygmy mice. Together with Scotinomys, it forms the tribe Baiomyini. It currently contains two extant species:

Temporal range: Early Pliocene to Recent
Scientific classification e
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Rodentia
Family: Cricetidae
Subfamily: Neotominae
Tribe: Baiomyini
Genus: Baiomys
True, 1894

Baiomys musculus
Baiomys taylori


  • Amman, B R., R. D. Bradley. 2003. Molecular evolution in Baiomys (Rodentia: Sigmodontinae): Evidence for a genetic subdivision in B. musculus. Journal of Mammalogy 85:162-166.
  • Integrated Taxonomic Information System [1]. Accessed 3 April 2007.
  • Musser, G.G.; Carleton, M.D. (2005). "Superfamily Muroidea". In Wilson, D.E.; Reeder, D.M (eds.). Mammal Species of the World: A Taxonomic and Geographic Reference (3rd ed.). Johns Hopkins University Press. pp. 894–1531. ISBN 978-0-8018-8221-0. OCLC 62265494.