This small rodent has been recorded at high elevations in eastern and northeastern Yunnan, China. Known localities are limited to two mountain areas.
The back is ash gray; the underside is slate gray with short creamy-white hairs. The cheeks are pale, whiskers long, and hind feet have short black hairs.
Animals from the two known localities were caught in fir forest with arrow bamboo and rhododendron shrubs. The reported elevation range is 2,000 m to above 3,000 m.
An extinction-risk assessment has not been added yet.