Northern Prairie Wildlife Research Center
Wingspan 3.8 cm. Forewing is brown with the reniform and orbicular spots distinctly outlined in dark brown. This noctuid is common and occurs in the dry forests of the Pacific Northwest. Moths fly in midsummer. Caterpillars feed on foliage of deerbrush (Ceanothus integerrimus) and bitterbrush (Purshia tridentata).
Similar species: many of the species of Euxoa have a similar appearance, such as Euxoa satis, however species of Aseptis possess small erect tufts of hair on the dorsum of the abdomen.