Bolomys obscurus (Waterhouse, 1837) . Proc. Zool. Soc. Lond., 1837:16.
TYPE LOCALITY: Uruguay, Maldonado .
DISTRIBUTION: S. Uruguay; N.E. and E.C. Argentina.
COMMENT: Formerly included in Akodon by Cabrera, 1961: 444, and Gardner and Patton, 1976, Occas. Pap. Mus. Zool. La. St. Univ., 49:28, and in Cabreramys by Massoia and Fornes, 1967, Acta Zool. Lilloana, 23:407-430; includes benefactus; see Reig, 1978, Publ. Mus. Munie. Cienc. Nat. Mar del Plata “Lorenzo Scaglia," 2(8): 167.
ISIS NUMBER: 5301410008001027001 as Akodon obscurus .