Chaetodipus hispidus Baird, 1858 . Mammalia in Repts. U.S. Expl. Surv., 8(1):421.

TYPE LOCALITY: Mexico, Tamaulipas, Charco Escondido .

DISTRIBUTION: Great Plains from S North Dakota to SE Arizona and W Louisiana (USA), south to Tamaulipas and Hidalgo (Mexico).

SYNONYMS: conditi J. A. Allen, latirostris Rhoads, maximus Elliot, paradoxus Merriam, spilotus Merriam, zacatecae Osgood.

COMMENTS: Revised by Glass (1947); subspecies listed by Hall (1981). Reviewed by Paulson (1988b, Mammalian Species, 320). Type species of monotypic subgenus Burtognathus .