Proechimys poliopus Osgood, 1914 . Field Mus. Nat. Hist. PubL, Zool. Ser., 10: 135.

TYPE LOCALITY: Venezuela, Zulia Prov., Rio Aurare, El Panorama .

DISTRIBUTION: N.W. Venezuela, between Lake Maracaibo and the Sierra de Perija; adjacent Colombia.

COMMENT: Formerly included in guyannensis; see Reig et al., 1980:291-312, in Voronstov and Van Brink, eds., Animal genetics and evolution, Junk, The Hague.