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 121 - 144 of 187 verified sightings
Observation date: Jun 26, 1954
Submitted by: legacy.reporter (J. W. Tilden)
Region: Mariposa County, California, United States
Verified by: legacy.verifier (Garth & Tilden)
Verified date: Sep 24, 2009
Observation date: Jun 01, 1998
Submitted by: Ken Davenport (Ken Davenport)
Region: Fresno County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Sep 24, 2009
Observation date: Jun 22, 1987
Submitted by: paulopler (Paul Opler)
Region: Madera County, California, United States
Verified by: paulopler (Paul Opler)
Verified date: Sep 24, 2009
Observation date: Jun 11, 1961
Submitted by: legacy.reporter (J. W. Tilden)
Region: Mariposa County, California, United States
Verified by: legacy.verifier (Garth & Tilden)
Verified date: Sep 24, 2009
Observation date: Jun 08, 1992
Submitted by: Ken Davenport (Ken Davenport)
Region: Madera County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Sep 24, 2009
Observation date: Jul 13, 1956
Submitted by: legacy.reporter (John S. Garth)
Region: Tuolumne County, California, United States
Verified by: legacy.verifier (Garth & Tilden)
Verified date: Sep 24, 2009
Observation date: May 14, 2004
Submitted by: Ken Davenport (Ken Davenport)
Region: Fresno County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Sep 24, 2009
Observation date: Jun 10, 1961
Submitted by: legacy.reporter (J. W. Tilden)
Region: Mariposa County, California, United States
Verified by: legacy.verifier (Garth & Tilden)
Verified date: Sep 24, 2009
Observation date: Jul 03, 1991
Submitted by: Ken Davenport (Ken Davenport)
Region: Madera County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Sep 24, 2009
Observation date: Jun 12, 1976
Submitted by: legacy.reporter (Michael J. Smith)
Region: Mariposa County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Sep 24, 2009
Observation date: Jun 26, 1954
Submitted by: legacy.reporter (J. W. Tilden)
Region: Mariposa County, California, United States
Verified by: legacy.verifier (Garth & Tilden)
Verified date: Sep 24, 2009
Observation date: May 22, 1982
Submitted by: legacy.reporter (R. O'Donnell)
Region: Tuolumne County, California, United States
Verified by: legacy.verifier (Robert Langston)
Verified date: Sep 24, 2009
Observation date: Jun 22, 2009
Submitted by: Ken Davenport (Ken Davenport)
Region: Santa Barbara County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jun 26, 2009
Observation date: May 10, 2000
Submitted by: legacy.reporter (J. F. Emmel & G. Pratt)
Region: Inyo County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Apr 22, 2008
Observation date: unknown
Submitted by: legacy.reporter
Region: Humboldt County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Mendocino County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Sacramento County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Santa Barbara County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Stanislaus County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Alameda County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Calaveras County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Lake County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Nevada County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: San Diego County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
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