This large rodent was recorded in cloud forest in Peru’s Manu region. Its description was based on one subadult female.
The specimen had long, lax fur and a blackish crest. Its muzzle was gray, its cheeks and head buff to reddish-brown, and the terminal 35 mm of its tail white.
The paper reports this nocturnal rodent in cloud forest at about 1,900 m along the Río Cosñipata.
An extinction-risk assessment has not been added yet.