A small mouse recorded on the eastern Andean slopes from Bolivia into northwestern Argentina. Its gray back is washed with yellow-brown, while the belly and tail are pale.
The back is gray washed with yellow-brown, the sides buff, and the belly pale buff. The tail is brown above and white below.
It has been recorded in Yungas forest, the Chaco, humid puna grassland, and also in old fields and cultivated areas.
The ears are thinly haired and 18–19 mm long.
The hands and feet are pale buffy white; the soles are hairless except at the heel.
An extinction-risk assessment has not been added yet.