Male. Intermediate in maculation between glaciana Moesch. and bipartitana Clem. Basal area dark black-brown, outwardly angulate in central portion of wing; antemedian whitish band broad on the costa, more or less perpendicular, with a few dark strigae; median dark band much as in bipartitana; whitish terminal area also much as in this species with three dark costal streaks and a small dark apical spot; slight dark reticulations below apex and a narrow dark patch at middle of outer margin (only evident on right side). Secondaries smoky. Expanse 18 mm.