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 433 - 456 of 2217 verified sightings
Observation date: May 21, 2010
Submitted by: legacy.reporter (Dolores Price)
Region: Worcester County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: May 19, 2001
Submitted by: legacy.reporter (Pam Weatherbee)
Region: Berkshire County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: May 24, 2002
Submitted by: legacy.reporter (Doug Savich + Claudia Tibbets)
Region: Essex County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: May 20, 2000
Submitted by: legacy.reporter (Bob Bowker)
Region: Middlesex County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: Jun 01, 2001
Submitted by: legacy.reporter (Dennis Peacock)
Region: Plymouth County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: Jun 14, 1994
Submitted by: legacy.reporter (Doug Savich + Claudia Tibbets)
Region: Essex County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: May 17, 2004
Submitted by: legacy.reporter (Carl Kamp)
Region: Worcester County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: Jun 04, 1995
Submitted by: legacy.reporter (Mark Fairbrother + Dottie Case)
Region: Hampshire County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: May 06, 2010
Submitted by: legacy.reporter (Matt Arey)
Region: Essex County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: May 31, 1996
Submitted by: legacy.reporter (Cathy Asselin)
Region: Middlesex County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: May 17, 2010
Submitted by: legacy.reporter (Carl Kamp)
Region: Hampshire County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: May 12, 1998
Submitted by: legacy.reporter (Richard Hildreth)
Region: Worcester County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: Jun 02, 2007
Submitted by: legacy.reporter (Dolores Price #)
Region: Worcester County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: Jun 09, 1991
Submitted by: legacy.reporter (Tom Dodd)
Region: Worcester County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: May 17, 2003
Submitted by: legacy.reporter (Erik Nielsen)
Region: Bristol County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: Jun 07, 2005
Submitted by: legacy.reporter (Doug Savich)
Region: Essex County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: Jun 02, 2000
Submitted by: legacy.reporter (BMBS BI (Barbara Walker))
Region: Middlesex County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: Jun 09, 2001
Submitted by: legacy.reporter (Dolores Price)
Region: Worcester County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: May 13, 1996
Submitted by: legacy.reporter (Doug Savich + Claudia Tibbets)
Region: Essex County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: May 14, 2000
Submitted by: legacy.reporter (Barbara + Rick Walker)
Region: Worcester County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: Jun 05, 1995
Submitted by: legacy.reporter (Diane Potter)
Region: Hampshire County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: Jun 08, 2008
Submitted by: legacy.reporter (Bo Zaremba)
Region: Essex County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: May 19, 1992
Submitted by: legacy.reporter (Brian Cassie)
Region: Plymouth County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
Observation date: May 09, 2007
Submitted by: legacy.reporter (Bob Bowker)
Region: Middlesex County, Massachusetts, United States
Verified by: sharonstichter2 (MBC Recordkeeper)
Verified date: Jan 01, 2012
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