2-484: Baiomyini Neotomini Ochrotomyini Reithrodontomyini The Neotominae are a subfamily of the family Cricetidae . They consist of four tribes, 16 genera , and many species of New World rats and mice , predominantly found in North America . Among them are the well-known deer mice, white-footed mice, packrats, and grasshopper mice . Neotomines are related to the other two subfamilies of mice in
4-528: The New World , the Sigmodontinae and Tylomyinae . Many authorities place them all in a single subfamily, Sigmodontinae . Baiomyini Baiomyini is a tribe of rodents in the subfamily Neotominae occurring from the southern United States to Panama. It includes the genera Baiomys and Scotinomys , with a total of four living species. Baiomyini rodents sing; they chirp to find
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