Oryzomys

Thesaurus

Noun

1.

Oryzomys - rice rats genus Oryzomysmammal genus - a genus of mammalsCricetidae, family Cricetidae - mostly small New World rodents including New World mice and lemmings and voles and hamstersOryzomys palustris, rice rat - hardy agile rat of grassy marshes of Mexico and the southeastern United States