This rat is recorded in montane and cloud forests in northern Colombia. Its back is tawny rufous, its face and nose gray, and its underparts white.
The HMW Volume 7 species entry describes a tawny-rufous back with black-tipped hairs, paler tawny sides, a gray face and nose, and white underparts.
The HMW Volume 7 species entry reports it from montane and cloud forests at 900–2,600 m.
An extinction-risk assessment has not been added yet.