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 465 verified sightings
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
Observation date: Jun 14, 2020
Submitted by: guy_incognito
Region: San Bernardino County, California, United States
Verified by: Ken Davenport
Verified date: Jun 20, 2020
Observation date: Jun 18, 2020
Submitted by: Brynne Bryan
Region: Los Angeles County, California, United States
Verified by: Ken Davenport
Verified date: Jun 20, 2020
Observation date: Jun 07, 2020
Submitted by: ezeemonee
Region: Ventura County, California, United States
Verified by: Ken Davenport
Verified date: Jun 08, 2020
Observation date: Aug 27, 2019
Submitted by: Joey Bom
Region: Mesa County, Colorado, United States
Verified by: mikefisher
Verified date: Apr 11, 2020
Observation date: Aug 27, 2019
Submitted by: Joey Bom
Region: Mesa County, Colorado, United States
Verified by: mikefisher
Verified date: Apr 11, 2020
Observation date: Sep 07, 2019
Submitted by: falco1
Region: San Bernardino County, California, United States
Verified by: Ken Davenport
Verified date: Nov 04, 2019
Observation date: Sep 07, 2019
Submitted by: falco1
Region: San Bernardino County, California, United States
Verified by: Ken Davenport
Verified date: Nov 04, 2019
Observation date: Sep 07, 2019
Submitted by: falco1
Region: San Bernardino County, California, United States
Verified by: Ken Davenport
Verified date: Nov 04, 2019
Observation date: Jul 17, 2019
Submitted by: glennfine
Region: Siskiyou County, California, United States
Verified by: Ken Davenport
Verified date: Jul 18, 2019
Observation date: Jun 28, 2019
Submitted by: ezeemonee
Region: Kern County, California, United States
Verified by: Ken Davenport
Verified date: Jul 11, 2019
Observation date: Jun 13, 2019
Submitted by: MAKI
Region: Ventura County, California, United States
Verified by: Ken Davenport
Verified date: Jun 16, 2019
Observation date: Aug 06, 2006
Submitted by: hydapse
Region: Park County, Wyoming, United States
Verified by: J_Martineau
Verified date: Feb 07, 2019
Observation date: Jul 29, 2018
Submitted by: Lisahug
Region: Washoe County, Nevada, United States
Verified by: Ken Davenport
Verified date: Nov 21, 2018
Observation date: Jul 14, 2018
Submitted by: Lisahug
Region: White Pine County, Nevada, United States
Verified by: Ken Davenport
Verified date: Nov 21, 2018
Observation date: Aug 05, 2018
Submitted by: Robert Gorman
Region: Mono County, California, United States
Verified by: Ken Davenport
Verified date: Aug 15, 2018
Observation date: Aug 06, 2018
Submitted by: Robert Gorman
Region: Mono County, California, United States
Verified by: Ken Davenport
Verified date: Aug 15, 2018
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