A Dreamy Duskywing in Washington Co., Maryland (5/14/2015).

View Record Details Photo by Richard Orr MBP List

A Dreamy Duskywing in Garrett Co., Maryland (6/23/2014).

View Record Details Photo by Richard Orr MBP List

A Dreamy Duskywing in Garrett Co., Maryland (6/6/2017).

View Record Details Photo by Kevin Heffernan MBP List

A Dreamy Duskywing in Allegany Co., Maryland (5/3/2013).

View Record Details Photo by Annette Allor MBP List

A Dreamy Duskywing in Dauphin Co., Pennsylvania (5/17/2008).

Photo by Steve Collins MBP List

A Dreamy Duskywing in Frederick Co., Maryland (5/8/2016). Determined by Richard Smith/BAMONA.

View Record Details Photo by Mark Etheridge MBP List

Dreamy Duskywing in Allegany Co., Maryland (5/31/2021). (c) Jim Moore (Maryland), some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 564976 - Psn: 52)

Dreamy Duskywing in Allegany Co., Maryland (5/31/2021). (c) Jim Moore (Maryland), some rights reserved (CC BY-NC).

View Record Details Photo by Jim Moore MBP List

A Dreamy Duskywing in Garrett Co., Maryland (5/29/2020). Determined by Cliff Ivy/BugGuide.

View Record Details Photo by William Blauvelt MBP List

Dreamy Duskywing in Allegany Co., Maryland (5/24/2014). (c) treichard, all rights reserved. (Photo ID: 233297 - Psn: 66)

View Record Details Photo by Timothy Reichard MBP List

Dreamy Duskywing in Garrett Co., Maryland (5/29/2020). (c) Bill Blauvelt, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 294804 - Psn: 66)

Dreamy Duskywing in Garrett Co., Maryland (5/29/2020). (c) Bill Blauvelt, some rights reserved (CC BY-NC).

View Record Details Photo by Bill Blauvelt via iNaturalist MBP List

A Dreamy Duskywing collected in Frederick Co., Maryland (5/25/2000).

View Record Details Photo by Mark Etheridge MBP List

A Dreamy Duskywing in Allegany Co., Maryland (6/18/2017).

View Record Details Photo by Josh Emm MBP List

Map Snapshot

139 Records

GA AL WA FR CL MO HO BA BC HA CE PG AA CV CH SM KE QA CN TA DO WI SO WO

Relationships

Host plants include various trees and shrubs including Poplars, Willows, and Birches. Various Oaks may also be used (Cech and Tudor, 2005).

Seasonality Summary

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Citations

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Use of media featured on Maryland Biodiversity Project is only permitted with express permission of the photographer.

A Dreamy Duskywing in Washington Co., Maryland (5/14/2015). View Record Details Media by Richard Orr.

A Dreamy Duskywing in Garrett Co., Maryland (6/23/2014). View Record Details Media by Richard Orr.

A Dreamy Duskywing in Garrett Co., Maryland (6/6/2017). View Record Details Media by Kevin Heffernan.

A Dreamy Duskywing in Allegany Co., Maryland (5/3/2013). View Record Details Media by Annette Allor.

A Dreamy Duskywing in Dauphin Co., Pennsylvania (5/17/2008). Media by Steve Collins.

A Dreamy Duskywing in Frederick Co., Maryland (5/8/2016). Determined by Richard Smith/BAMONA. View Record Details Media by Mark Etheridge.

Dreamy Duskywing in Allegany Co., Maryland (5/31/2021). (c) Jim Moore (Maryland), some rights reserved (CC BY-NC). View Record Details Media by Jim Moore.

A Dreamy Duskywing in Garrett Co., Maryland (5/29/2020). Determined by Cliff Ivy/BugGuide. View Record Details Media by William Blauvelt.

Dreamy Duskywing in Garrett Co., Maryland (5/29/2020). (c) Bill Blauvelt, some rights reserved (CC BY-NC). View Record Details Media by Bill Blauvelt via iNaturalist.

A Dreamy Duskywing collected in Frederick Co., Maryland (5/25/2000). View Record Details Media by Mark Etheridge.

A Dreamy Duskywing in Allegany Co., Maryland (6/18/2017). View Record Details Media by Josh Emm.

Source: Wikipedia

Dreamy duskywing

Conservation status
Secure (NatureServe)^[1]
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Clade:	Pancrustacea
Class:	Insecta
Order:	Lepidoptera
Family:	Hesperiidae
Genus:	Erynnis
Species:	E. icelus
Binomial name
*Erynnis icelus* (Scudder & Burgess, 1870)
Synonyms
List Nisoniades icelus Scudder & Burgess, 1870 Nisoniades icelus Lintner, 1872 Nisoniades bautista Plötz, 1884 Nisoniades hamamaelidis Scudder, 1889 Thanaos icelus (Scudder & Burgess, 1870)

Erynnis icelus, also known as the dreamy duskywing or aspen dusky wing, is a species of butterfly in the family Hesperiidae. It is found in boreal North America.

The wingspan is 29–38 mm. There is one generation with adults on wing from April to early July. There might be a rare second generation in the southern Appalachian Mountains.^{[citation needed]}

The larvae are pale green with multiple white dots. Its heart is visible as a green, middorsal stripe.^[2]

The larvae feed on Salix, Populus and sometimes Betula species. Adults feed on nectar from flowers of blueberry, wild strawberry, blackberry, Labrador tea, dogbane, New Jersey tea, winter cress, purple vetch and lupine.^{[citation needed]}

References

[edit]

^ "NatureServe Explorer 2.0 Erynnis icelus Dreamy Duskywing". explorer.natureserve.org. Retrieved 27 September 2020.
^ Wagner, David L. (25 July 2005). Princeton Field Guide to Caterpillars of Eastern North America. Princeton University Press. p. 63. ISBN 0691121443.

External links

[edit]

Wikimedia Commons has media related to Erynnis icelus.

Nearctica
BugGuide
Dreamy Duskywing, Butterflies of Canada

Taxon identifiers
Erynnis icelus	Wikidata: Q1312761 Wikispecies: Erynnis icelus BAMONA: Erynnis-icelus BioLib: 704219 BOLD: 17552 BugGuide: 9305 CoL: 6GS7C EoL: 179092 GBIF: 5977250 iNaturalist: 58473 Insecta.pro: 43179 IRMNG: 10277732 ITIS: 706743 LepIndex: 183536 MONA: 3945 NatureServe: 2.111347 NCBI: 520880 Open Tree of Life: 459757

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Dreamy Duskywing

Erynnis icelus (Scudder & Burgess, 1870)

Synonyms

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