|scientific name Loxostege anartalis albertalis |
20 May to 12 June.
Forewing ground color bluish gray, with a whitish PM line and a dark discal spot. The hindwings have a bluish gray ground color and a whitish PM line, but also have a whitish medial area. Wingspan 20-24 mm. The genitalia of anartalis are described by Munroe (1976). Similar to L. ephippialis but the latter is smaller, has a forewing that has a fine black PM line and a large, dark, wedge-shaped median area that is widest at the costa; while the hind wings have a poorly developed PM line and the medial area is not as whitish.
The subspecies albertalis ranges from Manitoba west to the southern interior of British Columbia, north to the Northwest Territories and Alaska (Munroe (1976). The Type Locality of the subspecies is Gleichen, Alberta. Reported from Areas 6 (Calgary) and 20 (Nordegg) in Alberta by Bowman (1951) as L. albertalis.
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