This medium-sized mouse has long, dense fur. It moves on the ground in Argentine grasslands and shrublands and eats fruits, seeds, and insects.
Its long, dense fur is pale olive-brown to olive-gray above, with a grayish white belly. It has a pale ring around the eyes and a furred, two-colored tail.
It moves on the ground and is often associated with shrublands. The SAREM assessment lists it as an omnivore that eats fruits, seeds, and insects.
An extinction-risk assessment has not been added yet.