The common pericote is a mouse broadly distributed in dry parts of Argentina. It has a gray-yellow back, pale underside, and a long tail ending in a brush-like tuft.
Its back is gray-yellow and its underside is whitish. The long tail is two-toned and ends in a pencil-like tuft of longer hairs.
It is nocturnal and eats plant material including leaves, grains, grasses, and fruits. Records come from shrublands and open woodlands in dry environments.
An extinction-risk assessment has not been added yet.