Perognathus baileyi Merriam, 1894 . Proc. Acad. Nat. Sei. Phila., 46: 262.

TYPE LOCALITY: Mexico, Sonora, Magdalena .

DISTRIBUTION: S. California, S. Arizona, and S. W. New Mexico (U.S.A.) to N. Sinaloa and Baja California Sur (Mexico).

ISIS NUMBER: 5301410004005007001.