Identification
forewing dark gray with black basal and anal margin dashes; postmedial line with sharply-dentate margin
hindwing white
Range
coast to coast in southern Canada and northern United States
Food
larvae feed on leaves of alder (Alnus), apple, birch, elm, poplar, and willow (Salix)
Internet References
pinned adult image and other info (Jeff Miller, Macromoths of Northwest Forests, USGS)
pinned adult image (A.W. Thomas, Canadian Forest Service)
pinned adult image (John Glaser, Maryland)
pinned adult image (G.G. Anweiler, U. of Alberta)
Contributed by
Robin McLeod on 6 August, 2005 - 10:32pm
Additional contributions by
Ethan KistlerLast updated 21 June, 2007 - 10:28am