Synonyms and other taxonomic changes
Thera otisi (Dyar, 1904)
Mesoleuca simulata otisi Dyar, 1904
There are four species of the genus Thera
in America north of Mexico. (1)
Forewing length 12-14 mm. (1)
Dyar (1904) original description as Mesoleuca simulata otisi is available in the print references.
Larva have yellowish green head, body is green with yellowish subdorsal stripe. Spiracular stripe is red and white, with the red on top. Mature larva reach 16 mm.
British Columbia and western Alberta south to southern Colorado, Oregon and eastern Arizona(1)
Adults fly August to September. (1)
Dyar, H.G., 1904. The Lepidoptera of the Kootenai District of British Columbia. Proceedings of the United States National Museum
. 27: 898
Powell, J.A. & P.A. Opler 2009. Moths of Western North America
. University of California Press. p. 224, pl. 31.42. (1)