Rocky Mountain Duskywing
Erynnis telemachus Burns, 1960
Family: Hesperiidae
Subfamily: Pyrginae
Identification: Fringes are brown. Upperside is brown; forewing has gray scales and distinct clear spots. Underside of hindwing has very small 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: To seek females, males perch in gulches during the day. Females lay eggs singly on the bark and leaf buds of the host plant.
Flight: One brood from April-July.
Caterpillar Hosts: Gambel oak (Quercus gambeli).
Adult Food: Flower nectar.
Habitat: Oak woodland and openings.
Range: Southern Wyoming, Utah, southeastern Nevada, Colorado, Arizona, New Mexico, and west Texas.
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
Verified Sightings
Displaying 1 - 24 of 171 verified sightings

Observation date: Jun 03, 2016
Submitted by: Tim Shortell
Region: Gunnison County, Colorado, United States
Verified by: mikefisher
Verified date: Dec 15, 2020

Observation date: Apr 30, 2012
Submitted by: hiker96
Region: Garfield County, Utah, United States
Verified by: RaisingButterfl...
Verified date: Dec 06, 2020

Observation date: Jun 21, 2020
Submitted by: stevecary
Region: Hinsdale County, Colorado, United States
Verified by: mikefisher
Verified date: Nov 28, 2020

Observation date: Sep 05, 2020
Submitted by: Aner
Region: Custer County, Colorado, United States
Verified by: mikefisher
Verified date: Nov 19, 2020

Observation date: May 27, 2020
Submitted by: stevecary
Region: Santa Fe County, New Mexico, United States
Verified by: stevecary
Verified date: Nov 03, 2020

Observation date: Jul 21, 2019
Submitted by: pnesterenko
Region: El Paso County, Colorado, United States
Verified by: mikefisher
Verified date: Sep 02, 2020

Observation date: Jun 03, 2020
Submitted by: dbrudin
Region: El Paso County, Colorado, United States
Verified by: mikefisher
Verified date: Sep 02, 2020

Observation date: Jul 04, 2020
Submitted by: MAKI
Region: Yavapai County, Arizona, United States
Verified by: CA Ivy
Verified date: Jul 11, 2020

Observation date: May 01, 2020
Submitted by: DeepSkyKelly
Region: Colfax County, New Mexico, United States
Verified by: stevecary
Verified date: Jul 10, 2020

Observation date: May 23, 2020
Submitted by: tahwos
Region: Coconino County, Arizona, United States
Verified by: CA Ivy
Verified date: Jun 02, 2020

Observation date: May 05, 2020
Submitted by: Cactuswren1976
Region: New Mexico, United States
Verified by: Ken Davenport
Verified date: May 23, 2020

Observation date: May 05, 2020
Submitted by: Cactuswren1976
Region: New Mexico, United States
Verified by: stevecary
Verified date: May 23, 2020

Observation date: Jun 06, 2019
Submitted by: jft48
Region: Bernalillo County, New Mexico, United States
Verified by: stevecary
Verified date: May 07, 2020

Observation date: May 04, 2020
Submitted by: stevecary
Region: Cibola County, New Mexico, United States
Verified by: stevecary
Verified date: May 05, 2020

Observation date: Apr 27, 2020
Submitted by: stevecary
Region: Santa Fe County, New Mexico, United States
Verified by: stevecary
Verified date: Apr 27, 2020

Observation date: Jun 15, 2019
Submitted by: stevecary
Region: Rio Arriba County, New Mexico, United States
Verified by: stevecary
Verified date: Jan 27, 2020

Observation date: Jun 08, 2019
Submitted by: stevecary
Region: Santa Fe County, New Mexico, United States
Verified by: stevecary
Verified date: Jan 26, 2020

Observation date: May 05, 2019
Submitted by: stevecary
Region: Los Alamos County, New Mexico, United States
Verified by: stevecary
Verified date: Jan 24, 2020

Observation date: May 25, 2011
Submitted by: Jonathan Batkin
Region: San Miguel County, New Mexico, United States
Verified by: stevecary
Verified date: Jan 19, 2020

Observation date: May 11, 2012
Submitted by: Tonia Graves
Region: Coconino County, Arizona, United States
Verified by: Ken Davenport
Verified date: Dec 05, 2019

Observation date: Jul 05, 2019
Submitted by: topper72
Region: Los Alamos County, New Mexico, United States
Verified by: stevecary
Verified date: Sep 03, 2019

Observation date: Jun 07, 2019
Submitted by: Cactuswren1976
Region: Santa Fe County, New Mexico, United States
Verified by: stevecary
Verified date: Jul 31, 2019

Observation date: Apr 28, 2019
Submitted by: Christian.Nunes
Region: Colorado, United States
Verified by: mikefisher
Verified date: Jul 24, 2019

Observation date: May 16, 2019
Submitted by: Cactuswren1976
Region: New Mexico, United States
Verified by: stevecary
Verified date: May 23, 2019
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