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
Get your BAMONA Gear!
Please donate!
We depend on donations to keep Butterflies and Moths of North America freely available. We want to express our gratitude to all who showed their support by making a contribution this year. You can donate to support this project at any time.
Advertise with us!
Do you have a product or service that you think would interest BAMONA users? If you would like to advertise on this website, contact us by email, or use the contact form and select the "Advertising" category.
Verified Sightings
Displaying 1 - 24 of 187 verified sightings
Observation date: Jul 08, 2024
Submitted by: Zencoyote
Region: San Diego County, California, United States
Verified by: Ken Davenport
Verified date: Jul 12, 2024
Observation date: Jun 20, 2024
Submitted by: bapeck8
Region: Siskiyou County, California, United States
Verified by: Ken Davenport
Verified date: Jul 10, 2024
Observation date: Jun 18, 2024
Submitted by: ncrosbyrd
Region: San Diego County, California, United States
Verified by: CA Ivy
Verified date: Jul 06, 2024
Observation date: Jun 09, 2024
Submitted by: Robert Gorman
Region: San Diego County, California, United States
Verified by: Ken Davenport
Verified date: Jun 10, 2024
Observation date: Jun 08, 2024
Submitted by: Robert Gorman
Region: San Diego County, California, United States
Verified by: Ken Davenport
Verified date: Jun 10, 2024
Observation date: Jun 23, 2023
Submitted by: ezeemonee
Region: Los Angeles County, California, United States
Verified by: Ken Davenport
Verified date: Jul 02, 2023
Observation date: Jun 10, 2023
Submitted by: Seth Mueller
Region: San Bernardino County, California, United States
Verified by: Ken Davenport
Verified date: Jun 25, 2023
Observation date: Jun 10, 2023
Submitted by: Seth Mueller
Region: San Bernardino County, California, United States
Verified by: Ken Davenport
Verified date: Jun 25, 2023
Observation date: Jun 02, 2023
Submitted by: hiker96
Region: Klickitat County, Washington, United States
Verified by: davidwdroppers
Verified date: Jun 07, 2023
Observation date: Jul 03, 2017
Submitted by: jhintermeister
Region: San Mateo County, California, United States
Verified by: Ken Davenport
Verified date: Jul 28, 2022
Observation date: May 30, 2022
Submitted by: ezeemonee
Region: Los Angeles County, California, United States
Verified by: Ken Davenport
Verified date: May 31, 2022
Observation date: May 30, 2022
Submitted by: ezeemonee
Region: Los Angeles County, California, United States
Verified by: Ken Davenport
Verified date: May 31, 2022
Observation date: Jun 07, 2021
Submitted by: Mark Salvato
Region: San Diego County, California, United States
Verified by: Ken Davenport
Verified date: Aug 19, 2021
Observation date: May 31, 2021
Submitted by: bjones7777
Region: California, United States
Verified by: John Calhoun
Verified date: Jun 09, 2021
Observation date: Jun 14, 2020
Submitted by: guy_incognito
Region: San Bernardino County, California, United States
Verified by: CA Ivy
Verified date: Jun 21, 2020
Observation date: May 28, 2020
Submitted by: greenfant
Region: Klickitat County, Washington, United States
Verified by: davidwdroppers
Verified date: Jun 01, 2020
Observation date: Jul 03, 2019
Submitted by: Lisahug
Region: Plumas County, California, United States
Verified by: Ken Davenport
Verified date: Jul 14, 2019
Observation date: Jun 19, 2019
Submitted by: Robert Gorman
Region: Riverside County, California, United States
Verified by: Ken Davenport
Verified date: Jun 20, 2019
Observation date: Jun 15, 2019
Submitted by: Robert Gorman
Region: San Diego County, California, United States
Verified by: Ken Davenport
Verified date: Jun 19, 2019
Observation date: Jun 15, 2019
Submitted by: Robert Gorman
Region: San Diego County, California, United States
Verified by: Ken Davenport
Verified date: Jun 19, 2019
Observation date: Jun 15, 2019
Submitted by: Robert Gorman
Region: San Diego County, California, United States
Verified by: Ken Davenport
Verified date: Jun 19, 2019
Observation date: Jun 15, 2019
Submitted by: Robert Gorman
Region: San Diego County, California, United States
Verified by: Ken Davenport
Verified date: Jun 19, 2019
Observation date: Jun 13, 2018
Submitted by: Robert Gorman
Region: San Diego County, California, United States
Verified by: Ken Davenport
Verified date: Jun 25, 2018
Observation date: Jul 09, 2011
Submitted by: diwalks2@gmail.com
Region: San Diego County, California, United States
Verified by: Ken Davenport
Verified date: Dec 18, 2013
- 1 of 8
- next ›