Great Basin Wood-Nymph
Cercyonis sthenele (Boisduval, 1852)
Family: Nymphalidae
Subfamily: Satyrinae
Identification: Upperside is brown. Forewing of male has 2 small eyespots, with the upper one larger; female has 2 large eyespots of about the same size. Eyespots are of equal distance from the outer edge of wing. Dark basal half of hindwing underside is separated from lighter outer half by an irregular dark line.
Wing Span: 1 3/8 - 1 3/4 inches (3.5 - 4.5 cm).
Life History: Males patrol all day to find females, who lay eggs singly on host plants. Caterpillars hatch and go into hibernation, not feeding until the following spring.
Flight: One brood from June-August.
Caterpillar Hosts: Unknown grasses.
Adult Food: Flower nectar.
Habitat: Chaparral, oak woodland, open pine forest, juniper-pinyon woodland, sagebrush.
Range: Southern British Columbia south through California to Baja California Norte; east to Wyoming, Colorado, and Arizona.
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: NULL
Verified Sightings
Displaying 1 - 24 of 481 verified sightings
Observation date: Aug 28, 2022
Submitted by: Seth Mueller
Region: San Bernardino County, California, United States
Verified by: Ken Davenport
Verified date: Nov 13, 2022
Observation date: Jul 01, 1984
Submitted by: James Steen
Region: Kern County, California, United States
Verified by: James Steen
Verified date: Aug 15, 2022
Observation date: Jul 07, 2018
Submitted by: Lisahug
Region: Sonoma County, California, United States
Verified by: James Steen
Verified date: Jun 05, 2022
Observation date: Jul 31, 2018
Submitted by: RichHubie
Region: Mendocino County, California, United States
Verified by: James Steen
Verified date: Jun 05, 2022
Observation date: Aug 31, 2021
Submitted by: pam80
Region: Grand County, Utah, United States
Verified by: J_Martineau
Verified date: Sep 02, 2021
Observation date: Aug 18, 2021
Submitted by: jrmbutterfly
Region: British Columbia, Canada
Verified by: davidwdroppers
Verified date: Aug 20, 2021
Observation date: Aug 18, 2021
Submitted by: jrmbutterfly
Region: British Columbia, Canada
Verified by: davidwdroppers
Verified date: Aug 20, 2021
Observation date: Aug 18, 2021
Submitted by: jrmbutterfly
Region: British Columbia, Canada
Verified by: davidwdroppers
Verified date: Aug 20, 2021
Observation date: Aug 18, 2021
Submitted by: jrmbutterfly
Region: British Columbia, Canada
Verified by: davidwdroppers
Verified date: Aug 20, 2021
Observation date: Aug 18, 2021
Submitted by: jrmbutterfly
Region: British Columbia, Canada
Verified by: davidwdroppers
Verified date: Aug 20, 2021
Observation date: Jul 31, 2021
Submitted by: jrmbutterfly
Region: British Columbia, Canada
Verified by: davidwdroppers
Verified date: Aug 10, 2021
Observation date: Aug 05, 2021
Submitted by: glennfine
Region: Siskiyou County, California, United States
Verified by: Ken Davenport
Verified date: Aug 07, 2021
Observation date: Jul 23, 2021
Submitted by: jrmbutterfly
Region: British Columbia, Canada
Verified by: davidwdroppers
Verified date: Jul 27, 2021
Observation date: Jul 04, 2021
Submitted by: jrmbutterfly
Region: British Columbia, Canada
Verified by: davidwdroppers
Verified date: Jul 19, 2021
Observation date: Jul 02, 2021
Submitted by: Luna-Linuche.76
Region: Modoc County, California, United States
Verified by: Ken Davenport
Verified date: Jul 05, 2021
Observation date: Jun 19, 2021
Submitted by: cklindsey
Region: San Bernardino County, California, United States
Verified by: Ken Davenport
Verified date: Jun 20, 2021
Observation date: Jun 01, 2021
Submitted by: sarabseth
Region: Contra Costa County, California, United States
Verified by: Ken Davenport
Verified date: Jun 16, 2021
Observation date: May 29, 2021
Submitted by: Birder2
Region: Sherman County, Oregon, United States
Verified by: Ken Davenport
Verified date: May 29, 2021
Observation date: Jul 15, 2008
Submitted by: Dwaine Wagoner
Region: Natrona County, Wyoming, United States
Verified by: J_Martineau
Verified date: Jan 18, 2021
Observation date: Jul 29, 2020
Submitted by: Lisahug
Region: Modoc County, California, United States
Verified by: Ken Davenport
Verified date: Aug 01, 2020
Observation date: Jul 29, 2020
Submitted by: papilio1
Region: Washoe County, Nevada, United States
Verified by: Ken Davenport
Verified date: Jul 29, 2020
Observation date: Jul 23, 2020
Submitted by: EvSherr
Region: Deschutes County, Oregon, United States
Verified by: Ken Davenport
Verified date: Jul 23, 2020
Observation date: Jul 17, 2020
Submitted by: briahna
Region: Washoe County, Nevada, United States
Verified by: Ken Davenport
Verified date: Jul 18, 2020
Observation date: Jun 24, 2020
Submitted by: ezeemonee
Region: Ventura County, California, United States
Verified by: Ken Davenport
Verified date: Jun 25, 2020
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