Dipodomys merriami Mearns, 1890 . Bull. Am. Mus. Nat. Hist., 2:290.

TYPE LOCALITY: USA, Arizona, Maricopa Co., New River, between Phoenix and Prescott (see Lidicker, 1960:165) .

DISTRIBUTION: NW Nevada and NE California to Texas (USA), south to Baja California Sur, N Sinaloa, and Mexican Plateau to San Luis Potosi (Mexico).

SYNONYMS: ambiguus Merriam, annulus Huey, arenivagus Elliot, atronasus Merriam, brunensis Huey, collinus Lidicker, frenatus Bole, kernensis Merriam, llanoensis Huey, mayensis Goldman, melanurus Merriam, mitchelli Mearns, mortivallis Elliot, nevadensis Merriam, olivaceus Swarth, parvus Rhoads, platycephalus Merriam, quintinensis Huey, regillus Goldman, semipallidus Huey, similis Rhoads, simiolus Rhoads, trinidadensis Huey, vulcani Benson.

COMMENTS: Revised by Lidicker (1960) who included margaritae; but see Huey (1964).