Perognathus hispidus Baird, 1858 . Mammals in Repts. Expl. Surv...., 8(1):421.

TYPE LOCALITY: Mexico, Tamaulipas, Charco Escondido .

DISTRIBUTION: Great Plains and plateaus from S. North Dakota to S.E. Arizona, W. Louisiana (U.S.A.), Tamaulipas and Hidalgo (Mexico).

COMMENT: Revised by Glass, 1947, J. Mammal., 28: 174-179.

ISIS NUMBER: 5301410004005015001.