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 25 - 48 of 187 verified sightings
Observation date: Jul 29, 2012
Submitted by: Robert Gorman
Region: San Diego County, California, United States
Verified by: Ken Davenport
Verified date: Nov 07, 2013
Observation date: Jun 20, 2012
Submitted by: Ken Davenport (Ken Davenport)
Region: Kern County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 01, 2012
Observation date: Jun 16, 1973
Submitted by: legacy.reporter (Jim Brock)
Region: Ventura County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: May 01, 2011
Observation date: Jul 15, 2006
Submitted by: legacy.reporter (unknown)
Region: Tuolumne County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: May 01, 2011
Observation date: Jun 03, 2007
Submitted by: legacy.reporter (Kojiro Shiraiwa)
Region: San Diego County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: May 01, 2011
Observation date: Jun 06, 1948
Submitted by: legacy.reporter (unknown)
Region: Los Angeles County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: May 01, 2011
Observation date: Jun 05, 1986
Submitted by: legacy.reporter (unknown)
Region: San Bernardino County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: May 01, 2011
Observation date: Jul 17, 2006
Submitted by: legacy.reporter (Jim Brock)
Region: Tuolumne County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: May 01, 2011
Observation date: May 25, 1969
Submitted by: legacy.reporter (unknown)
Region: Solano County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: May 01, 2011
Observation date: unknown
Submitted by: BAMONA
Region:
Verified by: BAMONA
Verified date: Sep 06, 2010
Observation date: Jun 04, 1990
Submitted by: legacy.reporter (J. B. Vernon)
Region: Marin County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Aug 02, 2010
Observation date: Jul 03, 1990
Submitted by: legacy.reporter (M. Rickard, JB Vernon)
Region: Siskiyou County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Aug 02, 2010
Observation date: Apr 23, 1988
Submitted by: legacy.reporter (J. Emmel, G. Pratt)
Region: San Bernardino County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Aug 02, 2010
Observation date: Aug 03, 1982
Submitted by: legacy.reporter (A. M. Shapiro)
Region: Nevada County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Mar 09, 2010
Observation date: Jun 21, 1981
Submitted by: legacy.reporter (R. Skalski)
Region: San Luis Obispo County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Mar 09, 2010
Observation date: Jun 20, 1981
Submitted by: legacy.reporter (Sterling Mattoon)
Region: Mendocino County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Mar 09, 2010
Observation date: Jun 25, 1942
Submitted by: legacy.reporter (unknown)
Region: San Diego County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Mar 09, 2010
Observation date: Jun 21, 1987
Submitted by: legacy.reporter (A. M. Shapiro)
Region: Siskiyou County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Mar 09, 2010
Observation date: Jun 21, 1987
Submitted by: legacy.reporter (A. M. Shapiro)
Region: Siskiyou County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 25, 2010
Observation date: Jun 17, 1977
Submitted by: legacy.reporter (J. Brown, F. Thorne)
Region: San Diego County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 07, 2010
Observation date: Jun 28, 1975
Submitted by: legacy.reporter (P & S Russell)
Region: Sierra County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 07, 2010
Observation date: Jul 25, 1975
Submitted by: legacy.reporter (Bruce Walsh)
Region: Monterey County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 07, 2010
Observation date: Jun 26, 1974
Submitted by: legacy.reporter (A. M. Shapiro)
Region: Nevada County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 07, 2010
Observation date: Jun 14, 1974
Submitted by: legacy.reporter (James R. Mori)
Region: Shasta County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 07, 2010
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