Meriones unguiculatus (Milne-Edwards, 1867) . Ann. Sci. Nat. Zool., Ser. 7, 5:377.

TYPE LOCALITY: China, N Shanxi, 10 mi NE of Tschang-Kur, Eul-che san hao (= Ershi san hao) .

DISTRIBUTION: Mongolia, adjacent regions of Siberia (Transbaikalia), and of China from N Gansu through Nei Mongol to Heilongjiang.

SYNONYMS: chihfengensis, koslovi, kurauchii, selenginus.

COMMENTS: Subgenus Pallasiomys . Reviewed by Allen (1940) and Corbet (1978c). Corbet also included Xinjiang in the distribution of the species, but Ma et al. (1987) did not record it there. See Gulotta, 1971 (Mammalian Species, 3).