This rat is recorded in the west-central mountain block of central Sulawesi. Its back is dark gray to bluish gray, and its species account lists stream sides in lowland tropical evergreen rainforest as its habitat.
The back is dark gray to bluish gray, with paler sides. The nose, lips, and lower half of the muzzle are white, as is the distal part of the tail.
The 2017 species account lists stream sides in lowland tropical evergreen rainforest as its habitat and an ear fungus known as karoko as its primary food. Stomach samples often contained only this fungus.
An extinction-risk assessment has not been added yet.