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
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Verified Sightings
Displaying 1 - 24 of 182 verified sightings
Observation date: Jun 08, 2021
Submitted by: DeepSkyKelly
Region: Las Animas County, Colorado, United States
Verified by: mikefisher
Verified date: Jul 22, 2021
Observation date: Jun 10, 2021
Submitted by: twofried
Region: Taos County, New Mexico, United States
Verified by: stevecary
Verified date: Jul 08, 2021
Observation date: Jun 10, 2021
Submitted by: Harry Forbes
Region: Taos County, New Mexico, United States
Verified by: stevecary
Verified date: Jun 29, 2021
Observation date: Jun 10, 2021
Submitted by: Harry Forbes
Region: Taos County, New Mexico, United States
Verified by: stevecary
Verified date: Jun 29, 2021
Observation date: May 15, 2021
Submitted by: ncrosbyrd
Region: Bernalillo County, New Mexico, United States
Verified by: stevecary
Verified date: Jun 14, 2021
Observation date: May 08, 2021
Submitted by: rebeccagracey
Region: Grant County, New Mexico, United States
Verified by: CA Ivy
Verified date: May 15, 2021
Observation date: Apr 26, 2021
Submitted by: Cactuswren1976
Region: Los Alamos County, New Mexico, United States
Verified by: stevecary
Verified date: Apr 28, 2021
Observation date: Apr 16, 2021
Submitted by: Cactuswren1976
Region: Los Alamos County, New Mexico, United States
Verified by: stevecary
Verified date: Apr 17, 2021
Observation date: Apr 07, 2021
Submitted by: topper72
Region: Los Alamos County, New Mexico, United States
Verified by: stevecary
Verified date: Apr 13, 2021
Observation date: Apr 05, 2021
Submitted by: Marta Reece
Region: New Mexico, United States
Verified by: stevecary
Verified date: Apr 12, 2021
Observation date: May 04, 2017
Submitted by: Tommie Rogers
Region: Eagle County, Colorado, United States
Verified by: mikefisher
Verified date: Apr 09, 2021
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: Jul 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
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