Akodon neocenus Thomas, 1919 . Ann. Mag. Nat. Hist., ser. 9, 3:213.

TYPE LOCALITY: Argentina, Neuquen Prov., upper Rio Negro, Rio Limay .

DISTRIBUTION: C and S Argentina.

COMMENTS: Subgenus Akodon, varius group sensu Myers (1989) . A subspecies of A. varius according to Cabrera (1961); a species more closely related to A. dolores or A. toba according to Myers (1989).