Noronhomys Carleton and Olson 1999
Noronhomys Carleton and Olson 1999, Am. Mus . Novit., 3256: 9.
Type Species: Noronhomys vespuccii Carleton and Olson 1999
Species and subspecies: 1 species:
Species Noronhomys vespuccii Carleton and Olson 1999
Discussion: Oryzomyini . An extinct insular endemic and tetralophodont form most closely related to Holochilus according to cladistic interpretation of craniodental characters (Carleton and Olson, 1999).