Pacuvius Duskywing
Erynnis pacuvius (Lintner, 1878)
Family: Hesperiidae
Subfamily: Pyrginae
Identification: Upperside brown to black; forewing with uneven dark bands and small submarginal spots. Hindwing fringes are white with brown scales at their bases in subspecies pacuvius (Utah, Colorado, Arizona, New Mexico) and brown in other subspecies. Male has a costal fold containing yellow scent scales; female has a patch of scent scales on the 7th abdominal segment.
Wing Span: 1 1/4 - 1 3/8 inches (3.2 - 3.5 cm).
Life History: To wait for females, males perch on hilltops all day, and sometimes patrol when there is a high density of males.
Flight: Two broods in southern California, Arizona, and New Mexico; one brood in the north.
Caterpillar Hosts: Various wild lilacs including deer brier (Ceanothus fendleri), mountain whitethorn (Ceanothus cordulatus), hairy ceanothus (Ceanothus oliganthus), and others.
Adult Food: Nectar from flowers including Ceanothus.
Habitat: Open coniferous forest, chaparral, cutover land.
Range: British Columbia south through the mountains of western North America to southern California, Arizona, New Mexico, Baja California Norte, and south to Veracruz, Mexico.
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 97 - 120 of 376 verified sightings
Observation date: Sep 06, 2011
Submitted by: Gary Jue
Region: Santa Cruz County, Arizona, United States
Verified by: John Saba
Verified date: Nov 23, 2011
Observation date: Jun 28, 2001
Submitted by: stevecary
Region: Otero County, New Mexico, United States
Verified by: stevecary
Verified date: Feb 07, 2011
Observation date: Jun 08, 1989
Submitted by: Ken Davenport (Ken Davenport)
Region: Coconino County, Arizona, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 01, 2011
Observation date: Jul 10, 1993
Submitted by: Ken Davenport (Ken Davenport)
Region: Yavapai County, Arizona, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 01, 2011
Observation date: Jun 02, 2011
Submitted by: Ken Davenport (Ken Davenport)
Region: Coconino County, Arizona, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 01, 2011
Observation date: Jul 21, 2011
Submitted by: Ken Davenport (Ken Davenport)
Region: Yavapai County, Arizona, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 01, 2011
Observation date: Jul 09, 1995
Submitted by: Ken Davenport (Ken Davenport)
Region: Coconino County, Arizona, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 01, 2011
Observation date: Mar 17, 2009
Submitted by: Ken Davenport (Ken Davenport)
Region: Mohave County, Arizona, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 01, 2011
Observation date: Jul 09, 1993
Submitted by: Ken Davenport (Ken Davenport)
Region: Yavapai County, Arizona, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 01, 2011
Observation date: Jul 21, 2011
Submitted by: Ken Davenport (Ken Davenport)
Region: Yavapai County, Arizona, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 01, 2011
Observation date: Jun 06, 1989
Submitted by: Ken Davenport (Ken Davenport)
Region: Coconino County, Arizona, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 01, 2011
Observation date: Jul 28, 2005
Submitted by: Ken Davenport (Ken Davenport)
Region: Cochise County, Arizona, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 01, 2011
Observation date: Jun 05, 1989
Submitted by: Ken Davenport (Ken Davenport)
Region: Coconino County, Arizona, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 01, 2011
Observation date: Jul 09, 1993
Submitted by: Ken Davenport (Ken Davenport)
Region: Yavapai County, Arizona, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 01, 2011
Observation date: Jul 23, 2011
Submitted by: Ken Davenport (Ken Davenport)
Region: Yavapai County, Arizona, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 01, 2011
Observation date: Jul 24, 2011
Submitted by: Ken Davenport (Ken Davenport)
Region: Yavapai County, Arizona, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 01, 2011
Observation date: Jun 05, 1989
Submitted by: Ken Davenport (Ken Davenport)
Region: Coconino County, Arizona, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 01, 2011
Observation date: Jul 02, 2007
Submitted by: Ken Davenport (Ken Davenport)
Region: Cochise County, Arizona, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 01, 2011
Observation date: May 24, 2005
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: May 31, 1992
Submitted by: legacy.reporter (unknown)
Region: Mendocino County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 31, 2010
Observation date: Jun 30, 1991
Submitted by: legacy.reporter (unknown)
Region: San Diego County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 31, 2010
Observation date: Apr 16, 2010
Submitted by: legacy.reporter (Kim Davis & Mike Stangeland)
Region: San Diego County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 31, 2010
Observation date: Mar 11, 1981
Submitted by: legacy.reporter (unknown)
Region: San Diego County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 31, 2010
Observation date: Jul 17, 2010
Submitted by: Ken Davenport (Ken Davenport)
Region: Kern County, California, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 31, 2010
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