Dreamy Duskywing
Erynnis icelus (Scudder & Burgess, 1870)
Family: Hesperiidae
Subfamily: Pyrginae
Identification: Long labial palpi point forward; antennal clubs are pointed. Wings are black; forewing has no transparent spots but is dusted with gray scales and has bands of dark spots. Male has a costal fold containing yellow scent scales; female has a patch of scent scales on the 7th abdominal segment.
Wing Span: 1 1/8 - 1 1/2 inches (2.9 - 3.8 cm).
Life History: To seek females, males perch in openings, flats or depressions near woods. Females lay eggs singly on host plant leaves. Caterpillars feed on leaves and rest in leaf nests. Fully-grown caterpillars hibernate in leaf shelters.
Flight: One brood from April to early July; perhaps a rare second brood in the southern Appalachian Mountains.
Caterpillar Hosts: Willows (Salix), poplars, aspens (Populus), and occasionally birch (Betula).
Adult Food: Nectar from flowers of blueberry, wild strawberry, blackberry, Labrador tea, dogbane, New Jersey tea, winter cress, purple vetch, and lupine.
Habitat: Woodland openings or edges.
Range: Boreal North America from the Northwest Territories east across southern Canada to Nova Scotia; south in the western mountains to southern Arizona and southern New Mexico; south in the east to Arkansas, northeastern Alabama, and northern Georgia.
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 2198 verified sightings
Observation date: Jun 14, 2021
Submitted by: bshettler
Region: Manitoba, Canada
Verified by: chalicerae
Verified date: Jul 19, 2021
Observation date: Jun 11, 2020
Submitted by: rbuist
Region: Manitoba, Canada
Verified by: chalicerae
Verified date: Jul 19, 2021
Observation date: Jul 08, 2021
Submitted by: chalicerae
Region: Manitoba, Canada
Verified by: chalicerae
Verified date: Jul 18, 2021
Observation date: Jul 09, 2021
Submitted by: weflybye
Region: Mason County, Washington, United States
Verified by: davidwdroppers
Verified date: Jul 14, 2021
Observation date: Jun 10, 2021
Submitted by: twofried
Region: Taos County, New Mexico, United States
Verified by: stevecary
Verified date: Jun 29, 2021
Observation date: Jun 09, 2021
Submitted by: twofried
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 09, 2021
Submitted by: L Reid
Region: Trempealeau County, Wisconsin, United States
Verified by: Tom Middagh
Verified date: Jun 20, 2021
Observation date: Jun 19, 2021
Submitted by: jmgesell
Region: Lake County, Minnesota, United States
Verified by: Tom Middagh
Verified date: Jun 20, 2021
Observation date: Jun 15, 2021
Submitted by: Cactuswren1976
Region: Santa Fe County, New Mexico, United States
Verified by: stevecary
Verified date: Jun 15, 2021
Observation date: May 27, 2021
Submitted by: topper72
Region: Los Alamos County, New Mexico, United States
Verified by: stevecary
Verified date: Jun 14, 2021
Observation date: May 25, 2021
Submitted by: DeepSkyKelly
Region: Colfax County, New Mexico, United States
Verified by: stevecary
Verified date: Jun 14, 2021
Observation date: May 31, 2021
Submitted by: jrmbutterfly
Region: British Columbia, Canada
Verified by: davidwdroppers
Verified date: Jun 06, 2021
Observation date: May 29, 2021
Submitted by: Ssneed
Region: Kalkaska County, Michigan, United States
Verified by: rosslayberry
Verified date: May 30, 2021
Observation date: May 29, 2021
Submitted by: Ssneed
Region: Kalkaska County, Michigan, United States
Verified by: rosslayberry
Verified date: May 30, 2021
Observation date: May 26, 2021
Submitted by: John Terpstra
Region: Ontario, Canada
Verified by: rosslayberry
Verified date: May 27, 2021
Observation date: May 25, 2021
Submitted by: glennfine
Region: Siskiyou County, California, United States
Verified by: Ken Davenport
Verified date: May 26, 2021
Observation date: May 10, 2021
Submitted by: weflybye
Region: Mason County, Washington, United States
Verified by: davidwdroppers
Verified date: May 26, 2021
Observation date: May 25, 2021
Submitted by: rapids
Region: Ontario, Canada
Verified by: rosslayberry
Verified date: May 25, 2021
Observation date: May 16, 2021
Submitted by: Hira Walker
Region: Sandoval County, New Mexico, United States
Verified by: stevecary
Verified date: May 21, 2021
Observation date: May 19, 2021
Submitted by: John Terpstra
Region: Ontario, Canada
Verified by: rosslayberry
Verified date: May 20, 2021
Observation date: May 17, 2021
Submitted by: Ed Rothwell
Region: Kalkaska County, Michigan, United States
Verified by: rosslayberry
Verified date: May 19, 2021
Observation date: May 11, 2021
Submitted by: hiker96
Region: Mason County, Washington, United States
Verified by: davidwdroppers
Verified date: May 13, 2021
Observation date: May 10, 2021
Submitted by: Cactuswren1976
Region: Los Alamos County, New Mexico, United States
Verified by: stevecary
Verified date: May 13, 2021
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