This species can usually be identified by the combination of a dark olive-gray FW with a uneven but distinct white subterminal line forming a spot near the anal angle. a
Range
Widely distributed across boreal North America. It occurs from Alaska to Newfoundland in the North. The southern limits are New York in the East, Minnesota in the Midwest, Colorado in the Rocky Mountains, and California along the Pacific Coast. a
See Also
It is most similar to Melanchra assimilis, which is darker and more uniform black. The white subterminal spot is restricted to the anal angle of FW. a