Hatt’s vesper rat is a small mouse with russet fur and a pale underside. It is often found in trees and feeds on seeds and fruits.
The back is bright russet to hazel, the sides tawny, and the underside white or creamy. Dark spots occur in front of the eyes and at the whisker bases, and the tail is well furred.
It has strongly arboreal habits and has been found in trees, on vines, and on dead logs. It eats seeds from the ground or shrubs and may also eat soft fruits. Nocturnal and shy behavior was observed in captivity.
An extinction-risk assessment has not been added yet.