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
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Verified Sightings
Displaying 313 - 336 of 509 verified sightings
Observation date: Jun 28, 2009
Submitted by: Ken Davenport (Ken Davenport)
Region: Tulare County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jul 08, 2009
Observation date: Jun 14, 2009
Submitted by: Ken Davenport (Ken Davenport)
Region: Madera County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jun 19, 2009
Observation date: Jun 08, 2009
Submitted by: Ken Davenport (Ken Davenport)
Region: Kern County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jun 17, 2009
Observation date: Jun 08, 2009
Submitted by: Ken Davenport (Ken Davenport)
Region: Kern County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jun 17, 2009
Observation date: Aug 20, 2008
Submitted by: legacy.reporter (C. E. Harp)
Region: Glacier County, Montana, United States
Verified by: stevekohler (Steve Kohler)
Verified date: Apr 22, 2008
Observation date: Aug 17, 1967
Submitted by: legacy.reporter (Chris Durden)
Region: Carbon County, Montana, United States
Verified by: legacy.verifier (Bea Vogel)
Verified date: Feb 04, 2008
Observation date: Aug 20, 2002
Submitted by: stevekohler (Steve Kohler)
Region: Judith Basin County, Montana, United States
Verified by: stevekohler (Steve Kohler)
Verified date: Feb 04, 2008
Observation date: Aug 19, 2002
Submitted by: stevekohler (Steve Kohler)
Region: Chouteau County, Montana, United States
Verified by: stevekohler (Steve Kohler)
Verified date: Feb 04, 2008
Observation date: Jul 04, 1985
Submitted by: stevekohler (Steve Kohler)
Region: Roosevelt County, Montana, United States
Verified by: stevekohler (Steve Kohler)
Verified date: Feb 04, 2008
Observation date: Aug 13, 2002
Submitted by: stevekohler (Steve Kohler)
Region: Fergus County, Montana, United States
Verified by: stevekohler (Steve Kohler)
Verified date: Feb 04, 2008
Observation date: unknown
Submitted by: legacy.reporter
Region: Kern County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Ouray County, Colorado, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Humboldt County, Nevada, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Morgan County, Utah, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Merced County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Washington County, Idaho, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Wallowa County, Oregon, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Natrona County, Wyoming, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Chelan County, Washington, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Plumas County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Cassia County, Idaho, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Curry County, Oregon, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Lincoln County, Washington, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Santa Clara County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
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