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Species Acronicta grisea - Gray Dagger - Hodges#9212

Acronicta grisea Gray Dagger Moth Caterpillar - Acronicta grisea Gray Dagger Moth Caterpillar - Acronicta grisea Noctuidae: Acronicta grisea? - Acronicta grisea Unknown Caterpillar - Acronicta grisea Gray Dagger cat - Acronicta grisea Unknown Caterpillar - Acronicta grisea Mystery in the house - Acronicta grisea
Show images of: caterpillars · adults · both
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Lepidoptera (Butterflies and Moths)
Superfamily Noctuoidea (Owlet Moths and kin)
Family Noctuidae (Owlet Moths)
Subfamily Acronictinae
Genus Acronicta (Dagger Moths)
Species grisea (Gray Dagger - Hodges#9212)
Hodges Number
9212
Size
wingspan 30-40 mm
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
Season
adults fly in midsummer
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)