|scientific name Agrotis ruta |
Boreal forest and wet shrubby tundra.
A medium-sized (4.0 - 4.6 cm. wingspan) light brown to purple-grey moth with dark markings. Veins in median area whitish. Lines single, black. AM line broken and dentate, when visible below anal vein, looping far out. PM line a row of spots, ST of blackish wedges. Spots normal, black outlined, the orbicular sometimes and reniform usually filled.with dark scales. Claviform a short black bar, long loop or wedge. Hindwings pale brown. Antennae subpectinate on one side of shaft, serrate on other. Sexes similar.
Local and rarely collected.
Holarctic. In North America it has a northern distribution, occurring from AK and YT to Labrador; south to Northern MB and BC, and in the Rocky Mountains to southern AB. In Alberta it has been collected in the mountains from just north of Calgary to the Grande Cache area.
Kononenko et al (1989) state that Agrotis patula is the same species as Palearctic A. ruta. The boreal/arctic distribution is ratherunusual for an .
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