Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

Straight-lined Argyria
Argyria critica (Forbes, 1820)

Family: Crambidae
Subfamily: Crambinae
Identification: Forewing silvery white with yellow or orange median band that does not widen distally near inner margin; terminal band and fringe yellow or orange (same color as median band); hindwing white
Wing Span: 1.5-1.8 cm
Life History:
Flight: Mostly flies June to September; longer in SE coastal states
Caterpillar Hosts:
Adult Food:
Habitat: Fields and meadows; adults may be active during the day but are also nocturnal and come to light
Range: e NA.
Management Needs:
Taxonomy Notes: Vaxi critica (Forbes, 1920), transferred to the genus Argyria in Munroe (1995), is returned to Vaxi following the implied treatment in Léger et al. (2019), Syst. Entomol., 44(4):770, which placed Argyria in the tribe Argyriini and Vaxi in the tribe Calamotrophini, stat. rev.
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