This bat ranges through mountains from the southwestern United States to central Mexico. Its large ears and ear flaps reaching the forehead stand out.
Its large ears have lappets that extend from their bases over the forehead. The fur is black at the base with yellowish-gray tips.
It uses caves and rocky roosts in mountain pine-oak forests. It gleans moths and other stationary insects from surfaces.
An extinction-risk assessment has not been added yet.