Proechimys urichi (J. A. Allen, 1899) . Bull. Am. Mus. Nat. Hist., 12:199.

TYPE LOCALITY: Venezuela, Sucre, Quebrada Seca .

DISTRIBUTION: N Venezuela.

COMMENTS: Subgenus Proechimys . Formerly included in cayennensis (= guyannensis) (Reig et al., 1980). The chromosome no. is 2n=62.