Brown Elfin
Callophrys augustinus (Westwood, 1852)
Family: Lycaenidae
Subfamily: Theclinae
Identification: No tails. Upperside of male gray-brown; female reddish brown. Underside chestnut brown with dark, irregular postmedian line; hindwing darker at base.
Wing Span: 7/8 - 1 1/8 inches (2.2 - 2.9 cm).
Life History: Males perch on shrubs in open areas to watch for females. Eggs are laid singly on flower buds of host plants; caterpillars feed on flowers and fruits. Pupation takes place in litter at the base of the host plant; chrysalids hibernate.
Flight: One flight from May-July in the north, March-April in the south.
Caterpillar Hosts: In the East, members of the heath family (Ericaceae), including sugar huckleberry (Vaccinium vacillans) and Labrador tea (Ledum groenlandicum). In the west, many other plants including madrone (Arbutus) and dodder (Cuscuta).
Adult Food: Nectar from flowers including blueberry, footsteps-of-spring, spicebush, willow, winter cress, and wild plum.
Habitat: Mixed conifer woods, barrens, bogs, sandy coasts, chaparral.
Range: Newfoundland north and west through northern United States and the prairie provinces to Alaska; south in Appalachians to northern Georgia and northern Alabama; south through western mountains to northern Baja California. Does not occur on the plains or in the Midwest.
Conservation: Not usually required.
NCGR: G5 - Demonstrably secure globally, though it may be quite rare in parts of its range, especially at the periphery.
Management Needs: None reported.
Alternate Scientific Names:
Callophrys augustus
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Verified Sightings
Displaying 1 - 24 of 1945 verified sightings
Observation date: May 06, 2023
Submitted by: tjunderwood
Region: Burlington County, New Jersey, United States
Verified by: jwileyrains
Verified date: Dec 19, 2024
Observation date: Apr 23, 1984
Submitted by: papilio1
Region: Butte County, California, United States
Verified by: Ken Davenport
Verified date: Nov 29, 2024
Observation date: Apr 29, 2024
Submitted by: ncrosbyrd
Region: Burlington County, New Jersey, United States
Verified by: jwileyrains
Verified date: Nov 17, 2024
Observation date: May 22, 2024
Submitted by: Joshua C
Region: Rio Arriba County, New Mexico, United States
Verified by: stevecary
Verified date: Aug 26, 2024
Observation date: Jul 04, 2024
Submitted by: hasfitz5
Region: Washoe County, Nevada, United States
Verified by: Ken Davenport
Verified date: Jul 11, 2024
Observation date: Jun 19, 2024
Submitted by: ezeemonee
Region: Ventura County, California, United States
Verified by: Ken Davenport
Verified date: Jun 22, 2024
Observation date: May 29, 2024
Submitted by: weflybye
Region: Mason County, Washington, United States
Verified by: davidwdroppers
Verified date: Jun 14, 2024
Observation date: May 31, 2024
Submitted by: Paul Prappas
Region: British Columbia, Canada
Verified by: Paul Prappas
Verified date: May 31, 2024
Observation date: May 13, 2024
Submitted by: John Terpstra
Region: Ontario, Canada
Verified by: jmgesell
Verified date: May 13, 2024
Observation date: May 08, 2024
Submitted by: Bob Jacobson
Region: Chippewa County, Wisconsin, United States
Verified by: jmgesell
Verified date: May 10, 2024
Observation date: May 08, 2024
Submitted by: Tony DeSantis
Region: Lackawanna County, Pennsylvania, United States
Verified by: davidwright
Verified date: May 10, 2024
Observation date: May 03, 2024
Submitted by: topper72
Region: Rio Arriba County, New Mexico, United States
Verified by: stevecary
Verified date: May 05, 2024
Observation date: Apr 29, 2024
Submitted by: MAKI
Region: Riverside County, California, United States
Verified by: Ken Davenport
Verified date: May 03, 2024
Observation date: Apr 28, 2024
Submitted by: hockeybruce7
Region: Monroe County, Pennsylvania, United States
Verified by: davidwright
Verified date: May 02, 2024
Observation date: Apr 22, 2024
Submitted by: plex1ppus
Region: Spokane County, Washington, United States
Verified by: davidwdroppers
Verified date: Apr 24, 2024
Observation date: Apr 17, 2024
Submitted by: weflybye
Region: Mason County, Washington, United States
Verified by: davidwdroppers
Verified date: Apr 20, 2024
Observation date: Apr 18, 2024
Submitted by: glennfine
Region: Siskiyou County, California, United States
Verified by: Ken Davenport
Verified date: Apr 19, 2024
Observation date: Apr 18, 2024
Submitted by: glennfine
Region: Siskiyou County, California, United States
Verified by: Ken Davenport
Verified date: Apr 19, 2024
Observation date: Apr 07, 2024
Submitted by: mstanek
Region: Ventura County, California, United States
Verified by: Ken Davenport
Verified date: Apr 09, 2024
Observation date: Apr 01, 2024
Submitted by: estanley
Region: Avery County, North Carolina, United States
Verified by: Dennis Forsythe
Verified date: Apr 02, 2024
Observation date: Mar 25, 2024
Submitted by: weflybye
Region: Mason County, Washington, United States
Verified by: davidwdroppers
Verified date: Mar 28, 2024
Observation date: Mar 17, 2024
Submitted by: Tdloyd
Region: Sevier County, Tennessee, United States
Verified by: Paul Prappas
Verified date: Mar 22, 2024
Observation date: Mar 17, 2024
Submitted by: mstanek
Region: Los Angeles County, California, United States
Verified by: Ken Davenport
Verified date: Mar 18, 2024
Observation date: Mar 13, 2024
Submitted by: MAKI
Region: Los Angeles County, California, United States
Verified by: Ken Davenport
Verified date: Mar 13, 2024
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