Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

Magdalena Alpine
Erebia magdalena Strecker, 1880

Family: Nymphalidae
Subfamily: Satyrinae
Identification: Wings are black above and below. Subspecies erinnyn has an orange tinge on the forewings.
Wing Span: 1 3/4 - 2 inches (4.5 - 5.1 cm).
Life History: To find females, males patrol over rockslides all day. Eggs are laid near rockslides, on grasses and sedges, and on the side of rocks near rushes. Caterpillars hibernate.
Flight: One brood from late June-July.
Caterpillar Hosts: Probably grasses, sedges, and/or rushes.
Adult Food: Flower nectar.
Habitat: Rockslides near vegetation, at or above treeline.
Range: Alaska\'s Brooks Range; high mountains of Colorado, western Wyoming, and northeast Utah.
Conservation: Not usually required.
NCGR: G5 - Demonstrably secure globally, though it may be quite rare in parts of its range, especially at the periphery.
Management Needs: None reported.
Comments: NULL
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