Propertius Duskywing
Erynnis propertius (Scudder & Burgess, 1870)
Family: Hesperiidae
Subfamily: Pyrginae
Identification: Upperside brown; forewings with gray overscaling and distinct dark markings. Clear spots are small in the male, large in the female. Underside of hindwing has well-defined spots below the apex. Male has a costal fold containing yellow scent scales; female has a patch of scent scales on the 7th abdominal segment.
Wing Span: 1 3/8 - 1 3/4 inches (3.5 - 4.5 cm).
Life History: Males perch on sunny hilltops to find females. Fully-grown caterpillars hibernate.
Flight: One brood from March-July.
Caterpillar Hosts: Coast live oak (Quercus agrifolia), Garry oak (Q. garryana), and perhaps others.
Adult Food: Flower nectar.
Habitat: Open oak woodlands, forest openings and edges, meadows and fields near oaks. Does not occur in deserts or hot central valleys.
Range: Southern British Columbia south along the Pacific Slope to Baja California Norte.
Conservation: Not usually required.
NCGR: G4 - Apparently secure globally, though it might 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 169 - 192 of 398 verified sightings
Observation date: Apr 08, 2010
Submitted by: legacy.reporter (Jim Brock)
Region: Ventura County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 31, 2010
Observation date: May 27, 2008
Submitted by: legacy.reporter (Ray Collett)
Region: Santa Cruz County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 31, 2010
Observation date: Jun 09, 1989
Submitted by: legacy.reporter (unknown)
Region: Humboldt County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 31, 2010
Observation date: Apr 03, 2010
Submitted by: legacy.reporter (Mark Walker)
Region: Riverside County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 31, 2010
Observation date: Apr 30, 2004
Submitted by: legacy.reporter (William Bouton)
Region: San Luis Obispo County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 31, 2010
Observation date: Apr 03, 2010
Submitted by: legacy.reporter (Mark Walker)
Region: Riverside County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 31, 2010
Observation date: May 03, 2007
Submitted by: legacy.reporter (Ray Collett)
Region: Santa Cruz County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 31, 2010
Observation date: Mar 16, 1980
Submitted by: legacy.reporter (unknown)
Region: Kern County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 31, 2010
Observation date: unknown
Submitted by: paulopler (Paul Opler)
Region: United States
Verified by: BAMONA
Verified date: Sep 06, 2010
Observation date: Aug 18, 1986
Submitted by: legacy.reporter (A. M. Shapiro)
Region: Nevada County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Apr 02, 2010
Observation date: Jun 14, 1988
Submitted by: legacy.reporter (Laurence Crabtree)
Region: Plumas County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 25, 2010
Observation date: Jul 03, 1985
Submitted by: legacy.reporter (A. M. Shapiro)
Region: Siskiyou County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 25, 2010
Observation date: Jun 25, 1987
Submitted by: legacy.reporter (Laurence Crabtree)
Region: Lassen County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 25, 2010
Observation date: Sep 05, 1985
Submitted by: legacy.reporter (A. M. Shapiro)
Region: Siskiyou County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 25, 2010
Observation date: May 10, 1990
Submitted by: legacy.reporter (A. M. Shapiro)
Region: Siskiyou County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 25, 2010
Observation date: Apr 11, 1974
Submitted by: legacy.reporter (A. M. Shapiro)
Region: Solano County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 07, 2010
Observation date: May 11, 1974
Submitted by: legacy.reporter (Larry Orsak)
Region: Orange County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 06, 2010
Observation date: Apr 30, 1975
Submitted by: legacy.reporter (Ron Vanderhoff)
Region: Orange County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 06, 2010
Observation date: Jul 11, 1976
Submitted by: legacy.reporter (Jack Levy)
Region: Orange County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 06, 2010
Observation date: Apr 23, 1972
Submitted by: legacy.reporter (Charles Sexton)
Region: Orange County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 06, 2010
Observation date: Jun 29, 1973
Submitted by: legacy.reporter (Larry Orsak)
Region: Orange County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 06, 2010
Observation date: Jun 12, 1972
Submitted by: legacy.reporter (Larry Orsak)
Region: Orange County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 06, 2010
Observation date: Apr 26, 1974
Submitted by: legacy.reporter (Larry Orsak)
Region: Orange County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 06, 2010
Observation date: Apr 23, 1975
Submitted by: legacy.reporter (Ron Vanderhoff)
Region: Orange County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 06, 2010
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