Juba Skipper
Hesperia juba (Scudder, 1874)
Family: Hesperiidae
Subfamily: Hesperiinae
Identification: Male is bright orange-brown with a dark border that is toothed inwardly. Female is larger than male, with more and brighter markings. Underside of hindwing is a slightly greenish brown, with large jagged white spots. Basal spot on submarginal row is displaced inwardly.
Wing Span: 1 1/4 - 1 5/8 inches (3.2 - 4.2 cm).
Life History: To await females, males perch in gulches all day. Females deposit eggs singly on or near the host plant. Caterpillars eat leaves and make nests of silked-together leaves. Probably caterpillars hibernate.
Flight: Two broods from May-June and August-September.
Caterpillar Hosts: Slender hairgrass (Deschampsia elongata), needlegrass (Stipa), foxtail brome (Bromus rubens), and bluegrass (Poa pratensis).
Adult Food: Nectar from flowers including rabbitbrush.
Habitat: Sagebrush, chaparral, hilly grasslands, open woodland.
Range: British Columbia south to southern California; east to Montana, Wyoming, Colorado, and northwest New Mexico.
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.
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Verified Sightings
Displaying 169 - 192 of 600 verified sightings
Observation date: Jun 21, 2013
Submitted by: J_Martineau
Region: Sheridan County, Wyoming, United States
Verified by: J_Martineau
Verified date: Dec 16, 2013
Observation date: Jun 16, 2013
Submitted by: J_Martineau
Region: Big Horn County, Wyoming, United States
Verified by: J_Martineau
Verified date: Dec 13, 2013
Observation date: Jun 09, 2013
Submitted by: Robert Gorman
Region: San Diego County, California, United States
Verified by: Ken Davenport
Verified date: Nov 15, 2013
Observation date: Jun 09, 2013
Submitted by: Robert Gorman
Region: San Diego County, California, United States
Verified by: Ken Davenport
Verified date: Nov 04, 2013
Observation date: Sep 07, 2013
Submitted by: MAKI
Region: Mineral County, Nevada, United States
Verified by: Ken Davenport
Verified date: Sep 18, 2013
Observation date: Jun 08, 2013
Submitted by: DaniellaPrince123
Region: British Columbia, Canada
Verified by: davidwdroppers
Verified date: Jun 10, 2013
Observation date: Jun 01, 2013
Submitted by: PDunwiddie
Region: Kittitas County, Washington, United States
Verified by: davidwdroppers
Verified date: Jun 07, 2013
Observation date: May 14, 2012
Submitted by: J_Martineau
Region: Big Horn County, Wyoming, United States
Verified by: J_Martineau
Verified date: Feb 04, 2013
Observation date: Oct 23, 2066
Submitted by: legacy.reporter (George T. Austin)
Region: Clark County, Nevada, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 01, 2012
Observation date: Jun 06, 1978
Submitted by: legacy.reporter (George T. Austin)
Region: Clark County, Nevada, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 01, 2012
Observation date: Jun 29, 2063
Submitted by: legacy.reporter (Kilian Roever)
Region: Clark County, Nevada, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 01, 2012
Observation date: Jul 15, 1979
Submitted by: legacy.reporter (CS Lawson)
Region: Clark County, Nevada, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 01, 2012
Observation date: Aug 25, 1991
Submitted by: legacy.reporter (Kilian Roever)
Region: Mohave County, Arizona, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 01, 2012
Observation date: May 29, 2050
Submitted by: legacy.reporter (CD MacNeill)
Region: Clark County, Nevada, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 01, 2012
Observation date: Jun 22, 1978
Submitted by: legacy.reporter (George T. Austin)
Region: Clark County, Nevada, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 01, 2012
Observation date: Jul 12, 1972
Submitted by: legacy.reporter (D. E. Allen)
Region: Clark County, Nevada, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 01, 2012
Observation date: Oct 09, 2066
Submitted by: legacy.reporter (George T. Austin)
Region: Clark County, Nevada, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 01, 2012
Observation date: May 04, 2005
Submitted by: legacy.reporter (Kilian Roever)
Region: Coconino County, Arizona, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 01, 2012
Observation date: May 29, 2050
Submitted by: legacy.reporter (CD MacNeill)
Region: Clark County, Nevada, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 01, 2012
Observation date: Jun 07, 1978
Submitted by: legacy.reporter (CS Lawson)
Region: Clark County, Nevada, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 01, 2012
Observation date: Sep 26, 2065
Submitted by: legacy.reporter (Peter Herlan)
Region: Clark County, Nevada, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 01, 2012
Observation date: Jun 28, 2011
Submitted by: coreyk
Region: Clark County, Nevada, United States
Verified by: Ken Davenport
Verified date: Jun 13, 2012
Observation date: Jun 15, 2008
Submitted by: hjbarkey9
Region: Routt County, Colorado, United States
Verified by: mikefisher
Verified date: May 22, 2012
Observation date: Sep 25, 2010
Submitted by: pcastrovillo
Region: Canyon County, Idaho, United States
Verified by: kent
Verified date: Jan 28, 2012
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