Figs 19–22. Map 6
Anarta leucocycla Staudinger, 1857: 296.
The nominate subspecies occurs in arctic North America from Greenland and Ellesmere Island west to northern Yukon. It has a brown-gray forewing and a slightly brownish off-white hindwing, usually with a large discal spot both the dorsal and ventral surfaces. Th e maculation tends to be obscure with slight blurring of the lines and spots.