These are the smallest of the flying squirrels. The upper parts are fawn to pale rufous, and the basal part of the hairs is dark gray. The cheeks are pale buffy, the undersurface is dull white, there is a white spot behind each ear, and the tail is grayish brown with a white tip. The ears are long, narrow, and pointed. The teeth are not complex.
Females have four mammae.
It is nocturnal. Four individuals were found in a nest hole about six meters above the ground in a dead tree at the edge of a forest. The Johns Hopkins University Press. All rights reserved. This document may be used, with this notice included, for noncommercial purposes within a purchasing institution .