Synonyms and other taxonomic changes
Drasteria divergens (Behr, 1870)
Synedoida divergens
Phylogenetic sequence # 930902
(1) Size
Forewing length 16-22 mm.
Identification
Adult: forewing dark brown to blackish in basal and median areas, light brownish-gray in AM and terminal areas; reniform spot with pointed projections and white highlights; AM line has peculiar but distinctive lobed shaped; hindwing yellowish-orange with curving black lines across disk, and two large black spots along upper half of outer margin
Range
California to Colorado to British Columbia.
Season
Adults fly February through September.
(2)See Also
Drasteria hastingsii may be the most similar
Drasteria species; its forewing differs in having a black spot at the apex, and pearl gray shading beyond the subterminal line (
compare images of both species at CBIF)
-----------------------------------------------
The forewing of Melipotis novanda male is very similar but has a wavier subterminal line and a differently shaped AM line.
---------------------------------------------
Internet References
presence in California; list 33 specimen records with dates and locations (U. of California at Berkeley)
distribution in Canada British Columbia only (U. of Alberta, using CBIF data)
Contributed by
Robin McLeod on 4 August, 2007 - 11:19pm
Additional contributions by
Maury HeimanLast updated 24 September, 2014 - 7:01am