This mouse lives in the Sechura Desert of northwestern Peru. Its upperparts are ochraceous or pale salmon-colored and its underside white. It occurs in loose sand with low shrubs, remaining underground by day and becoming active at night.
The upperparts of the head and body are ochraceous or pale salmon-colored, finely mixed with dark brown. The underside is white, as are the hairs on the limbs, cheeks, and sides of the muzzle.
It remains underground by day and is active at night. Its habitat includes loose sand ranging from drifts around dead bushes to dunes partly covered with low green shrubs.
An extinction-risk assessment has not been added yet.