A large rodent known from Bisa and Obi islands in Indonesia’s North Maluku Province. Described adult females have coarse, spiny reddish-brown backs mixed with black and grey-to-white undersides.
Described adult females have a harsh, spiny reddish-brown back speckled with black and long guard hairs. The shorter ventral fur is grey or white, and the tail is shorter than the head and body, with large scales.
On Obi, specimens were caught along a secondary-forest ridge and in small shrubs near a river at the edge of logged lowland secondary forest.
An extinction-risk assessment has not been added yet.