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 121 - 144 of 600 verified sightings
Observation date: Jul 02, 2017
Submitted by: Robert Gorman
Region: San Bernardino County, California, United States
Verified by: Ken Davenport
Verified date: Jul 05, 2017
Observation date: Jun 07, 2017
Submitted by: Sue Orlowski
Region: Spokane County, Washington, United States
Verified by: davidwdroppers
Verified date: Jun 10, 2017
Observation date: May 23, 2017
Submitted by: hiker96
Region: Yakima County, Washington, United States
Verified by: davidwdroppers
Verified date: Jun 06, 2017
Observation date: May 31, 2017
Submitted by: Chris Carvalho
Region: Skamania County, Washington, United States
Verified by: davidwdroppers
Verified date: Jun 02, 2017
Observation date: May 19, 2017
Submitted by: J Tinsman
Region: Washoe County, Nevada, United States
Verified by: Ken Davenport
Verified date: May 31, 2017
Observation date: May 18, 2017
Submitted by: Sue Orlowski
Region: Douglas County, Washington, United States
Verified by: davidwdroppers
Verified date: May 31, 2017
Observation date: Apr 27, 2017
Submitted by: PDunwiddie
Region: Klickitat County, Washington, United States
Verified by: davidwdroppers
Verified date: May 02, 2017
Observation date: Aug 12, 2016
Submitted by: OhioHick
Region: Klamath County, Oregon, United States
Verified by: Ken Davenport
Verified date: Jan 18, 2017
Observation date: Jun 22, 2016
Submitted by: davidwdroppers
Region: Snohomish County, Washington, United States
Verified by: davidwdroppers
Verified date: Jan 05, 2017
Observation date: Aug 04, 2016
Submitted by: hydapse
Region: Park County, Wyoming, United States
Verified by: J_Martineau
Verified date: Nov 22, 2016
Observation date: Oct 13, 2016
Submitted by: Bdog
Region: San Diego County, California, United States
Verified by: Ken Davenport
Verified date: Oct 18, 2016
Observation date: Oct 06, 2016
Submitted by: Bdog
Region: Riverside County, California, United States
Verified by: Ken Davenport
Verified date: Oct 15, 2016
Observation date: Sep 16, 2016
Submitted by: Sue Orlowski
Region: Lincoln County, Washington, United States
Verified by: davidwdroppers
Verified date: Sep 27, 2016
Observation date: Sep 01, 2016
Submitted by: edwardbirding
Region: Jefferson County, Oregon, United States
Verified by: Ken Davenport
Verified date: Sep 15, 2016
Observation date: Sep 08, 2016
Submitted by: Beth Polvino
Region: Crook County, Oregon, United States
Verified by: Ken Davenport
Verified date: Sep 13, 2016
Observation date: Sep 07, 2016
Submitted by: Sue Orlowski
Region: Lincoln County, Washington, United States
Verified by: davidwdroppers
Verified date: Sep 10, 2016
Observation date: Jul 09, 2016
Submitted by: diwalks2@gmail.com
Region: Los Angeles County, California, United States
Verified by: Ken Davenport
Verified date: Jul 11, 2016
Observation date: Jun 05, 2016
Submitted by: PDunwiddie
Region: Pierce County, Washington, United States
Verified by: davidwdroppers
Verified date: Jun 21, 2016
Observation date: May 18, 2016
Submitted by: Sue Orlowski
Region: Lincoln County, Washington, United States
Verified by: davidwdroppers
Verified date: Jun 11, 2016
Observation date: May 30, 2016
Submitted by: randimal
Region: Union County, Oregon, United States
Verified by: Ken Davenport
Verified date: Jun 03, 2016
Observation date: May 04, 2016
Submitted by: Sue Orlowski
Region: Spokane County, Washington, United States
Verified by: davidwdroppers
Verified date: May 19, 2016
Observation date: Aug 11, 2012
Submitted by: BillBradford
Region: Umatilla County, Oregon, United States
Verified by: CA Ivy
Verified date: Jan 23, 2016
Observation date: Jul 16, 2011
Submitted by: guy_incognito
Region: San Bernardino County, California, United States
Verified by: CA Ivy
Verified date: Jan 20, 2016
Observation date: Oct 16, 2015
Submitted by: Sue Orlowski
Region: Lincoln County, Washington, United States
Verified by: davidwdroppers
Verified date: Oct 21, 2015
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