Day-flying. Wings black, translucent, basal half of forewing orange. Note that inner margin of forewing is black, orange in rather similar Lycomorpha. Also note phenology: Pyromorpha flies in early summer, Lycomorpha in late summer, fall.
Eastern and central North America
Deciduous forests and nearby fields, presumably
Larvae reported to feed on leaf litter, esp. oak leaves. Adults likely mimics of Lycid beetles, but also reported to have chemical defenses of their own.
See also the presumed model of the mimicry, the Lycid beetles of genus Calopteron
Covell, p. 414, plate 57 #4 (1)