{{Short description|Species of butterfly}} {{Redirect|Blue wing|the fishery patrol vessel|USFS Blue Wing}} {{Speciesbox | status = G5 | status_system = TNC | status_ref = <ref name="TNC">{{cite web |url=http://explorer.natureserve.org/servlet/NatureServe?sourceTemplate=tabular_report.wmt&loadTemplate=species_RptComprehensive.wmt&selectedReport=RptComprehensive.wmt&summaryView=tabular_report.wmt&elKey=113692&paging=home&save=true&startIndex=1&nextStartIndex=1&reset=false&offPageSelectedElKey=113692&offPageSelectedElType=species&offPageYesNo=true&post_processes=&radiobutton=radiobutton&selectedIndexes=113692 |title=''Myscelia ethusa'' - (Doyère, (1840) Mexican Bluewing |work=NatureServe Explorer |publisher=NatureServe |accessdate=2010-08-17}}</ref> | image = Mexican Bluewing (Myscelia ethusa), underside.jpg | image_caption = Underside | image2 = Myscelia ethusa.jpg | image2_caption = Topside | taxon = Myscelia ethusa | authority = (Doyère, [1840]) | synonyms = *''Cybdelis ethusa'' <small>Doyère, [1840]</small> *''Myscelia rogenhoferi'' <small>R. Felder, 1869</small> *''Myscelia cyanecula'' <small>C. Felder & R. Felder, [1867]</small> *''Myscelia pattenia'' <small>Butler & H. Druce, 1872</small> }}

'''''Myscelia ethusa''''', the '''Mexican bluewing''' or '''blue wing''', is a butterfly of the family Nymphalidae. The species was first described by Louis Michel François Doyère in 1840. It is found from Colombia north through Central America to Mexico. Strays can be found up to the lower Rio Grande Valley of Texas in the United States.

The wingspan is {{convert|64|-|76|mm|in|abbr=on}}. Many generations occur per year.

The larvae feed on the ''Dalechampia'' species. Adults feed on rotting fruit.<ref>{{cite web |url=http://www.butterfliesandmoths.org/species?l=1795 |title=Mexican Bluewing ''Myscelia ethusa'' (Doyère, (1840)) |publisher=Butterflies and Moths of North America |accessdate=2010-08-17 |url-status=dead |archiveurl=https://web.archive.org/web/20100620092129/http://butterfliesandmoths.org/species?l=1795 |archivedate=2010-06-20 }}</ref>

==Subspecies== Listed alphabetically:<ref>{{cite web |last=Savela |first=Markku |date=May 26, 2018 |url=https://www.nic.funet.fi/pub/sci/bio/life/insecta/lepidoptera/ditrysia/papilionoidea/nymphalidae/biblidinae/myscelia/#ethusa |title=''Myscelia ethusa'' (Doyère, [1840]) |website=Lepidoptera and Some Other Life Forms |accessdate=January 9, 2020}}</ref> * ''M. e. chiapensis '' <small>Jenkins, 1984</small> (Mexico) * ''M. e. cyanecula'' <small>C. Felder & R. Felder, 1867</small> (Mexico) * ''M. e. ethusa'' (Mexico) * ''M. e. pattenia '' <small>Butler & H. Druce, 1872</small> (Guatemala and Costa Rica)

<gallery> Mexican bluewing (Myscelia ethusa) egg just laid.jpg|Egg Mexican bluewing (Myscelia ethusa) caterpillar.jpg|Caterpillar </gallery>

==References== {{Reflist}}

==External links== *{{Commons category-inline|Myscelia ethusa|''Myscelia ethusa''}} *{{Wikispecies-inline|Myscelia ethusa|''Myscelia ethusa''}}

{{Taxonbar |from=Q2710730}}

Category:Biblidinae Category:Butterflies described in 1840 Category:Butterflies of Central America Category:Lepidoptera of Mexico Category:Taxa named by Louis Michel François Doyère

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