Dipodomys Gray, 1841. Ann. Mag. Nat. Hist., [ser. 1], 7:521.

TYPE SPECIES: Dipodomys phillipsii Gray 1841.

SYNONYMS: Dipodops Merriam, Perodipus Fitzinger.

COMMENTS: Interspecific relationships summarized by Setzer (1949), Lidicker (1960), Johnson and Selander (1971), Stock (1974), Best and Schnell (1974), and Schnell et al. (1978). Key to species given by Hall (1981:563-564) and Best (1991).