Common name: Red-backed cutworm.
Hodges #: 10801.
Identification: Rfw 17.22, a polychromic species see
illustrations; hw is darker than most similar species; moths appear in
late July, earlier or later than similar congeners. Common to all forms: fw with round orbicular and dark terminal area, vhw with dark
subterminal and pale terminal areas. Vesica of male
with sub-basal diverticulum round (oblong in most other species).
Similar species: 10726, 10727, 10730, 10731,
10798, 10825.1, 10826,
10863, 10865,
10926,.10978.1,
and 11007.
Distribution: Asia, Alaska to Newfoundland southward into
northern U.S., south in Rockies to Arizona and New Mexico.
Hosts: Larvae feed on a variety of broad leaf plants and also
grasses. The species is economically important on Helianthus annuus
(Sunflower).
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ND Cass Co., Fargo. UV lt. trap.
25- VII- 1983. G. Fauske.
ND Ward Co., Minot,
31- VII- 1985. G. Fauske..
ND Cass Co., Fargo. UV lt. trap.
25- VII- 1983. G. Fauske.
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