|scientific name Nomophila nearctica Mun.|
common name Lucerne Moth
April to October, the early individuals being worn and these appear to have come up from the south.
A large Pyralid with narrow, dark brown forewings and light brown hindwings. The orbicular, reniform and claviform areas are dark while the subterminal space is strigose. The wingspan ranges from 24-35 mm. The size, short labial palps, dark brown forewings with dark areas, and strigose subterminal area make this species easy to identify.
Adults are diurnal and come to light at night.
Common and of no concern.
The larvae feed on a wide variety of plants, including grasses, Polygonum and sweet clover (Covell 1984).
Munroe (1973) divided the genus Nomophila into 12 distinct species of which one, Nomophila nearctica, was limited to North America (Goater 1986). Common to abundant in eastern North America, sometimes migrating to the far north (Covell 1984), also widespread in western North America. Reported from Areas 7 (Lloydminster), 10 (Edmonton) and 20 (Nordegg) in Alberta by Bowman (1951) as Nomophila noctuella Dyar.
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