Niviventer andersoni (Thomas, 1911) . Abstr. Proc. Zool. Soc. Lond., 1911(90):4.

TYPE LOCALITY: China, Sichuan, Omi San, 6000 ft .

DISTRIBUTION: China (SE Tibet, Yunnan, Sichuan, and Shaanxi).

COMMENTS: Reviewed and contrasted with N. excelsior and N. confucianus by Musser and Chiu (1979). Closest relative is Niviventer excelsior; the two species are set apart from other species of Niviventer by primitive traits they share, and both are isolated in the high mountains of W China (Musser, 1981b).