This rice rat occurs around the Chaco in Paraguay, Bolivia, northern Argentina, and southwestern Brazil. Captures in the Paraguayan Chaco include shrubs and low trees.
It is medium-sized, with white hairs on the chin and throat. Its ears are relatively long, and orange hair tufts occur in front of them.
In the dry Chaco region of Paraguay, specimens were captured in shrubs and low trees.
An extinction-risk assessment has not been added yet.