Gold-hunter's Hairstreak
Satyrium auretorum (Boisduval, 1852)
Family: Lycaenidae
Subfamily: Theclinae
Identification: Hindwing with 1 short tail. Upperside of male light reddish-brown; female with yellowish tinge. Underside of hindwing with dark crescents near outer margin. Spot near tail is dull orange with a black center.
Wing Span: 1 - 1 1/4 inches (2.5 - 3.2 cm).
Life History: Males perch on top of trees and sometimes patrol for females. Eggs are laid singly on stems and hibernate until spring. Caterpillars feed on tender young leaves.
Flight: One flight from May-July.
Caterpillar Hosts: Several species of oak (Quercus).
Adult Food: Flower nectar including milkweeds.
Habitat: Oak hillsides and chaparral.
Range: California west of the Sierra Nevada, Transverse Range, and deserts, from Mendocino County south to San Diego County and into Baja California Norte.
Conservation: The Santa Monica Mountains Hairstreak (subspecies fumosum) is highly localized and threatened by urbanization in southern California.
NCGR:
Management Needs: Protect habitat of remaining colonies of subspecies fumosum.
Comments: NULL
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Verified Sightings
Displaying 145 - 168 of 195 verified sightings
Observation date: unknown
Submitted by: legacy.reporter
Region: Colusa County, California, United States
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Verified date: Dec 31, 2004
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Region: Klamath County, Oregon, United States
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Verified date: Dec 31, 2004
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Region: Lake County, California, United States
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Verified date: Dec 31, 2004
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Region: Nevada County, California, United States
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Verified date: Dec 31, 2004
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Region: San Diego County, California, United States
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Verified date: Dec 31, 2004
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Region: Solano County, California, United States
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Verified date: Dec 31, 2004
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Region: Yolo County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
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Region: Fresno County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
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Region: Marin County, California, United States
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Verified date: Dec 31, 2004
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Region: Plumas County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
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Region: San Luis Obispo County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
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Region: Sutter County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
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Region: Amador County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
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Region: Trinity County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
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Region: Kern County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
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Region: Monterey County, California, United States
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Verified date: Dec 31, 2004
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Region: San Benito County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
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Submitted by: legacy.reporter
Region: Santa Clara County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
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Region: Sierra County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
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Submitted by: legacy.reporter
Region: Tuolumne County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Contra Costa County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Lake County, Oregon, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Los Angeles County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Orange County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
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