Sheridan's Green Hairstreak
Callophrys sheridanii (W.H. Edwards, 1877)
Family: Lycaenidae
Subfamily: Theclinae
Identification: Upperside dark gray-brown. Underside ranges from bright green to dark gray-green; lower part of forewing gray. Postmedian line of white dots may be straight or bulged out, reduced, or lacking.
Wing Span: 7/8 - 1 1/8 inches (2.2 - 2.9 cm).
Life History: Males perch to watch for females in depressions or gulch bottoms. Females lay eggs singly on host plant leaves. Caterpillars eat leaves, although some prefer flowers and young fruits. Chrysalids hibernate.
Flight: One flight from March-June.
Caterpillar Hosts: Various species of wild buckwheat (Eriogonum).
Adult Food: Flower nectar.
Habitat: Sagebrush scrub, chaparral, woodlands, subalpine scree.
Range: Southern British Columbia east to Alberta; south through eastern Washington to Sierra Nevada of California; southeast along Rocky Mountains to New Mexico.
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.
Comments: Edited from misspelling: sheridani.
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Verified Sightings
Displaying 1 - 24 of 355 verified sightings
Observation date: Apr 18, 2021
Submitted by: Paul Prappas
Region: British Columbia, Canada
Verified by: Paul Prappas
Verified date: Sep 07, 2022
Observation date: Jun 28, 2022
Submitted by: Cascade Colors
Region: Boulder County, Colorado, United States
Verified by: mikefisher
Verified date: Jul 06, 2022
Observation date: May 22, 2022
Submitted by: Chris Carvalho
Region: Klickitat County, Washington, United States
Verified by: davidwdroppers
Verified date: Jun 14, 2022
Observation date: May 25, 2022
Submitted by: weflybye
Region: Yakima County, Washington, United States
Verified by: davidwdroppers
Verified date: May 26, 2022
Observation date: Mar 28, 2022
Submitted by: kathy lichtendahl
Region: Park County, Wyoming, United States
Verified by: J_Martineau
Verified date: Apr 05, 2022
Observation date: Aug 13, 2011
Submitted by: GCSnelling
Region: Cochise County, Arizona, United States
Verified by: jwileyrains
Verified date: Feb 01, 2022
Observation date: Jul 30, 2017
Submitted by: Mark Salvato
Region: Alpine County, California, United States
Verified by: Ken Davenport
Verified date: Nov 13, 2021
Observation date: Jun 16, 2018
Submitted by: Mark Salvato
Region: Jackson County, Oregon, United States
Verified by: Ken Davenport
Verified date: Oct 19, 2021
Observation date: May 03, 2019
Submitted by: jrmbutterfly
Region: British Columbia, Canada
Verified by: davidwdroppers
Verified date: Aug 31, 2021
Observation date: May 03, 2019
Submitted by: jrmbutterfly
Region: British Columbia, Canada
Verified by: davidwdroppers
Verified date: Aug 31, 2021
Observation date: May 03, 2019
Submitted by: jrmbutterfly
Region: British Columbia, Canada
Verified by: davidwdroppers
Verified date: Aug 31, 2021
Observation date: Jun 03, 2021
Submitted by: glennfine
Region: Trinity County, California, United States
Verified by: Ken Davenport
Verified date: Jun 04, 2021
Observation date: May 06, 2021
Submitted by: stevecary
Region: Rio Arriba County, New Mexico, United States
Verified by: stevecary
Verified date: May 08, 2021
Observation date: Apr 07, 2021
Submitted by: kathy lichtendahl
Region: Park County, Wyoming, United States
Verified by: J_Martineau
Verified date: Apr 08, 2021
Observation date: Jun 23, 2019
Submitted by: 4oclockwatch
Region: Jackson County, Oregon, United States
Verified by: davidwdroppers
Verified date: Apr 02, 2021
Observation date: Apr 22, 2017
Submitted by: NikkiM
Region: Park County, Wyoming, United States
Verified by: J_Martineau
Verified date: Mar 01, 2021
Observation date: May 09, 2009
Submitted by: Dwaine Wagoner
Region: Natrona County, Wyoming, United States
Verified by: J_Martineau
Verified date: Jan 13, 2021
Observation date: May 17, 2020
Submitted by: J_Martineau
Region: Sheridan County, Wyoming, United States
Verified by: J_Martineau
Verified date: Dec 07, 2020
Observation date: Apr 27, 2020
Submitted by: A_baldini
Region: Larimer County, Colorado, United States
Verified by: A_baldini
Verified date: May 04, 2020
Observation date: Apr 09, 2020
Submitted by: kathy lichtendahl
Region: Park County, Wyoming, United States
Verified by: J_Martineau
Verified date: Apr 23, 2020
Observation date: Jun 23, 2019
Submitted by: gasigr
Region: Jackson County, Oregon, United States
Verified by: Ken Davenport
Verified date: Nov 16, 2019
Observation date: Apr 06, 2019
Submitted by: sgguthart
Region: Larimer County, Colorado, United States
Verified by: mikefisher
Verified date: Sep 19, 2019
Observation date: Apr 27, 2019
Submitted by: A_baldini
Region: Larimer County, Colorado, United States
Verified by: mikefisher
Verified date: Jul 24, 2019
Observation date: May 12, 2019
Submitted by: A_baldini
Region: Larimer County, Colorado, United States
Verified by: mikefisher
Verified date: Jul 24, 2019
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