Synonyms and other taxonomic changes
Euxoa mimallonis (Grote, 1873)
described in 1873 by Grote, who originally placed it in genus Agrotis
Phylogenetic sequence #933315
Size
Forewing length 15-17 mm.
(1)Identification
Adult: forewing variably bright to dull reddish or orangish with faint AM and PM lines, and dark reniform and orbicular spots sometimes outlined in pale scales; hindwing bright white in male, and dirty white, shading to sooty gray with white fringe in female
Range
Newfoundland and Nova Scotia to British Columbia, south in the east to New York, Michigan, Minnesota, and south in the west to New Mexico, Arizona, California
Habitat
dry open woodlands, edges, meadows, grasslands; adults are nocturnal and come to light
Season
adults fly from July to September
Life Cycle
one generation per year; overwinters as an egg
See Also
Sordid Dart (
Euxoa adumbrata) forewing is either boldly marked or a darker reddish, and the hindwing of the male is sooty gray, not bright white (
compare images of both species at CBIF)
Print References
Lafontaine, J.D., 1987.
The Moths of America North of Mexico, Fascicle 27.2. The Wedge Entomological Research Foundation. p. 33; pl. 1, figs. 19-21.
(2)
Powell, J.A., and P.A. Opler 2009.
Moths of Western North America. University of California Press. pl. 57, fig. 12; p. 310.
(1)Internet References
pinned adult images of female (top) and male (CBIF)
presence in New York; list (Timothy McCabe, Olive Natural Heritage Society, New York)
presence in California; list of 8 specimen records with dates and locations (U. of California at Berkeley)
distribution in Canada; list of provinces of occurrence (U. of Alberta, using CBIF data)