Myotis albescens (E. Geoffroy, 1806) . Ann. Mus. Hist. Nat. Paris, 8:204.
TYPE LOCALITY: Paraguay, Paraguari, Yaguaron (of neotype) .
DISTRIBUTION: S. Veracruz (Mexico) to Uruguay, N. Argentina, Peru, and Surinam.
COMMENT: Includes argentatus; see LaVal, 1973, Bull. Los Ang. Cty. Mus. Nat. Hist. Sei. Soc., 15: 25.
ISIS NUMBER: 5301405014014002001 as M. albescens .
5301405014014005001 as M. argentatus .