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Rocky Mountain Duskywing

Erynnis telemachus Burns, 1960

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36.2573, -112.703

Field Notes

Description:

Identification: Fringes are brown. Upperside is brown; forewing has gray scales and distinct clear spots. Underside of hindwing has very small spots below the apex. Male has a costal fold containing yellow scent scales; female has a patch of scent scales on the 7th abdominal segment.
Wing Span: 1 3/8 - 1 3/4 inches (3.5 - 4.5 cm).

Habitat:

Life History: To seek females, males perch in gulches during the day. Females lay eggs singly on the bark and leaf buds of the host plant.
Flight: One brood from April-July.
Caterpillar Hosts: Gambel oak (Quercus gambeli).
Adult Food: Flower nectar.
Habitat: Oak woodland and openings.
Range: Southern Wyoming, Utah, southeastern Nevada, Colorado, Arizona, New Mexico, and west Texas.

Notes:

sipping from edge of Havasu Creek, AZ.

Species ID Suggestions

Comments (1)

Possibly Rocky Mountain duskywing (Erynnis telemachus), but Erynnis are always tough to identify!

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