''Euryades corethrus'' is a

species In biology, a species is the basic unit of Taxonomy (biology), classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of ...

butterfly Butterflies are insects in the macrolepidopteran clade Rhopalocera from the order Lepidoptera, which also includes moths. Adult butterflies have large, often brightly coloured wings, and conspicuous, fluttering flight. The group comprises ...

from the

family Family (from la, familia) is a group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its members and of society. Idea ...

Papilionidae Swallowtail butterflies are large, colorful butterflies in the family Papilionidae, and include over 550 species. Though the majority are tropical, members of the family inhabit every continent except Antarctica. The family includes the larges ...

that is found in

Brazil Brazil ( pt, Brasil; ), officially the Federative Republic of Brazil (Portuguese: ), is the largest country in both South America and Latin America. At and with over 217 million people, Brazil is the world's fifth-largest country by area ...

Paraguay Paraguay (; ), officially the Republic of Paraguay ( es, República del Paraguay, links=no; gn, Tavakuairetã Paraguái, links=si), is a landlocked country in South America. It is bordered by Argentina to the south and southwest, Brazil to th ...

Uruguay Uruguay (; ), officially the Oriental Republic of Uruguay ( es, República Oriental del Uruguay), is a country in South America. It shares borders with Argentina to its west and southwest and Brazil to its north and northeast; while bordering ...

, and

Argentina Argentina (), officially the Argentine Republic ( es, link=no, República Argentina), is a country in the southern half of South America. Argentina covers an area of , making it the second-largest country in South America after Brazil, t ...

. ''E. corethrus'' is a tailless swallowtail. The male is much paler than '' duponcheli'' and semitransparent. The hind wing upperside has a band of yellow spots outside the red discal spots. The female is likewise paler than ''duponcheli'', the margin more narrowly black and the very pale red submarginal spots of the hindwing large, the discal row on the contrary replaced by black spots, only the last black spot is always dotted with reddish grey (often also the first and sometimes the next two as well). File:Macrolepidoptera15seit 0043.jpg , Seitz The larvae feed on ''

Aristolochia sessilifolia ''Aristolochia'' () is a large plant genus with over 500 species that is the type genus of the family Aristolochiaceae. Its members are commonly known as birthwort, pipevine or Dutchman's pipe and are widespread and occur in the most diverse clim ...

'', '' Aristolochia fimbriata'', and other ''

Aristolochia ''Aristolochia'' () is a large plant genus with over 500 species that is the type genus of the family Aristolochiaceae. Its members are commonly known as birthwort, pipevine or Dutchman's pipe and are widespread and occur in the most diverse clima ...

'' species.Euryades at Funet
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References

*Edwin Möhn, 2002 ''Schmetterlinge der Erde, Butterflies of the world'' Part XIIII (14), Papilionidae VIII: Baronia, Euryades, Protographium, Neographium, Eurytides. Edited by Erich Bauer and Thomas Frankenbach Keltern: Goecke & Evers; Canterbury: Hillside Books. All species and subspecies are included, also most of the forms. Several females are shown the first time in colour. * *Lewis, H. L., 1974 ''Butterflies of the World'' Page 23, figure 8, female. *Grice, H., Nunez-Bustos, E., Mega, N., Dias, F.M.S., Rosa, A., Freitas, A.V.L. & Marini-Filho,O. 2019. Euryades corethrus (amended version of 2018 assessment). The IUCN Red List ofThreatened Species 2019: e.T160549A145166527. http://dx.doi.org/10.2305/IUCN.UK.2019-1.RLTS.T160549A145166527.en

External links

Images from

Naturhistorisches Museum Wien The Natural History Museum Vienna (german: Naturhistorisches Museum Wien) is a large natural history museum located in Vienna, Austria. It is one of the most important natural history museums worldwide. The NHM Vienna is one of the largest museum ...

Butterflies described in 1836 Euryades Papilionidae of South America Taxa named by Jean Baptiste Boisduval {{Papilionidae-stub