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Species Lascoria ambigualis - Ambiguous Moth - Hodges#8393

Ambiguous Moth - Hodges#8393 - Lascoria ambigualis - male ambiguous moth - Lascoria ambigualis - female Lascoria ambigualis - male Unknown moth - Lascoria ambigualis Two-toned brown moth - Lascoria ambigualis - female Ambiguous Moth - Lascoria ambigualis - male Unknown Moth G - Lascoria ambigualis Lascoria ambigualis - female
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 Erebidae
Subfamily Herminiinae (Litter Moths)
Genus Lascoria
Species ambigualis (Ambiguous Moth - Hodges#8393)
Hodges Number
8393
Synonyms and other taxonomic changes
Lascoria ambigualis Walker, 1866
Phylogenetic sequence # 930547 (1)
Size
21-25 mm wingspan (2)
Identification
Adult: forewing color can be brownish, purplish, or various shades of gray; a straight blackish band crosses the wing near its base, sharply dividing the pale basal area from the darker distal area; male has notch in distal edge of wing, with a black spot at the head of the notch; female lacks both of these features.

        Male                            Female
Range
eastern US plus Ontario and Quebec
Season
Bivoltine, possibly with a partial third generation, on Block Island, RI, with adult records from mid-May through mid-September.(3)
Food
The larval hosts include, Chrysanthemum species, such as aster, blackberry and verbesina. Larvae have been reared on dead leaves.
Covell notes that they also feed on ragweed stalks and horseradish. (2)
Life Cycle
Life cycle images:
egg; first instar larva; older larva; prepupal larva; adult female; adult male
Print References
Covell, p. 327, plate 42 #7 & 10 (2)
Internet References
adult images of males and females (Larry Line, Maryland)
pinned adult image of male (CBIF)