Dysstroma hersiliata

Dysstroma hersiliata, the orange-barred carpet moth, is a species of geometrid moth in the family Geometridae. It is found in North America.

Description
In adults, Dysstroma hersiliata is mostly gray with black and white pattering across the wings that varies between individuals. Its most distinctive feature is a solid orange bar going across the upper-middle portion of the wing. It has a pale discal spot on its hindwing, and its wingspan 25-29mm. It has a very short palpi, and very limited to no sexual dimorphism.

Larvae of Dysstroma hersiliata are lime green with two off-white stripes near its back end.

Distribution
Dysstroma hersiliata is found in southern Canada and the northern parts United States from the Pacific to the Atlantic, although more commonly in the eastern half of both.

Subspecies
These two subspecies belong to the species Dysstroma hersiliata:
 * Dysstroma hersiliata cervinifascia (Walker, 1862)
 * Dysstroma hersiliata hersiliata (Guenée in Boisduval & Guenée, 1858)