This small opossum lives in grasslands of northern Argentina, Paraguay, southern Brazil, and Uruguay. Its back is gray, its underside is yellowish, and males are larger than females.
The back is gray, the underside is yellowish, and the ears are short. Adult males are reported to be larger than females.
It eats mainly insects and is also known to eat small invertebrates such as spiders and earthworms.
An extinction-risk assessment has not been added yet.