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Sooty Hairstreak
Satyrium fuliginosum (W.H. Edwards, 1861)
Attributes of Satyrium fuliginosumFamily: Gossamer-wing Butterflies (Lycaenidae) Subfamily: Hairstreaks (Theclinae) Identification: No tails. Upperside drab dark gray. Underside gray to grayish brown; forewing with a line of white-bordered dark spots which may be lacking. Life history: Males patrol and occasionally perch to seek receptive females. Females lay eggs singly on host plant or at its base in litter. Flight: One flight from July-August. Wing span: 1 - 1 1/4 inches (2.5 - 3.2 cm). Caterpillar hosts: Various lupines (Lupinus species) in the pea family (Fabaceae). Adult food: Flower nectar. Habitat: Sagebrush hills, meadows, fields, road edges. Range: Local within its range. British Columbia south to central California, east to Wyoming and northern Colorado. Conservation: Not usually required. NatureServe Global Status: G4 - Apparently secure globally, though it might be quite rare in parts of its range, especially at the periphery. Management needs: None reported. | Documented Records for Satyrium fuliginosum
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