Light bands ae slightly narrower than those of Chlosyne acastus . Female is lighter than the male. Underside of hindwing has pearly white spots. Caterpillars eat leaves and are gregarious when young.
Hibernation is by third-stage caterpillars.
One flight from May-July. Foothills, canyons, coastal cliffs and gulches. Tulare County south to Sierra Nevada foothills, Monterey County south to Baja California. Scott, J. A. 1986. The butterflies of North America.