Identification: Thorax and abdomen slender, delicate; forewing mottled with cryptically-colored mix of black, white, bronzy yellow, and gray scales; lines and spots obscure; some specimens have an overall dark forewing, whereas others have extensive white in the subterminal area which contrasts against the dark median area (a feature that distinguishes them from C. olivacea - see See Also section below); no subterminal line; hindwing either uniformly gray or gray tinted with white; diffuse discal spot sometimes visible
Wing Span: 2.4 cm
Flight: July to October in California, July to September in Oregon
Caterpillar Hosts: Unknown
Range: British Columbia and Alberta to California
Taxonomy Notes: None.
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