The peacock fly (''Callopistromyia annulipes'') is a species of picture-winged flies in the genus '' Callopistromyia'' of the family

Ulidiidae The Ulidiidae (formerly Otitidae) or picture-winged flies are a large and diverse cosmopolitan family of flies (Diptera), and as in related families, most species are herbivorous or detritivorous. They are often known as picture-winged flies, alo ...

. They are native to and widespread across

North America North America is a continent in the Northern Hemisphere and almost entirely within the Western Hemisphere. It is bordered to the north by the Arctic Ocean, to the east by the Atlantic Ocean, to the southeast by South America and the Car ...

. This species has recently been introduced accidentally to Europe, and is known from

Switzerland ). Swiss law does not designate a ''capital'' as such, but the federal parliament and government are installed in Bern, while other federal institutions, such as the federal courts, are in other cities (Bellinzona, Lausanne, Luzern, Neuchâtel ...

Germany Germany,, officially the Federal Republic of Germany, is a country in Central Europe. It is the second most populous country in Europe after Russia, and the most populous member state of the European Union. Germany is situated betwe ...

, the

Netherlands ) , anthem = ( en, "William of Nassau") , image_map = , map_caption = , subdivision_type = Sovereign state , subdivision_name = Kingdom of the Netherlands , established_title = Before independence , established_date = Spanish Netherl ...

France France (), officially the French Republic ( ), is a country primarily located in Western Europe. It also comprises of Overseas France, overseas regions and territories in the Americas and the Atlantic Ocean, Atlantic, Pacific Ocean, Pac ...

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Slovakia Slovakia (; sk, Slovensko ), officially the Slovak Republic ( sk, Slovenská republika, links=no ), is a landlocked country in Central Europe. It is bordered by Poland to the north, Ukraine to the east, Hungary to the south, Austria to the s ...

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and

Croatia , image_flag = Flag of Croatia.svg , image_coat = Coat of arms of Croatia.svg , anthem = "Lijepa naša domovino"("Our Beautiful Homeland") , image_map = , map_caption = , capit ...

Behaviour

Males and females posture and strut on rotting trees or logs with their wings raised vertically and pointed forward. The resemblance to a peacock's tail is enhanced by blue reflections.

References

External links

*Valery A. Korneyev, Libor Dvořák, Elena P. Kameneva, 2014 New Records of ''Callopistromyia annulipes'' Macquart (Diptera: Ulidiidae: Otitinae: Myennidini) in Europe ''Ukrainska Entomofaunistyka'' 12/2014; 5(2):1
Researchgate
29.08.2016 - New record from Slovakia, Laco Tábi,

Radošina Radošina ( hu, Radosna) is a municipality in the Topoľčany District of the Nitra Region, Slovakia. In 2011 it had 2013 inhabitants.http://portal.statistics.sk/files/obce-pohl-vek.pdf It is located in the southwestern part of Topoľčany distr ...

(

Čertova pec Čertova pec ( en, Devil's furnace) is a small karst cave in the Považský Inovec mountains of Slovakia. It is located near Radošina, in the Nitra Region. As well as being a modern recreational site, the cave is known to have yielded material ...

), det. RNDr. Vladimír Straka, pic.: http://www.fotonet.sk/?idp=131846 Ulidiidae Insects described in 1855 Diptera of North America Diptera of Europe Taxa named by Pierre-Justin-Marie Macquart {{Ulidiidae-stub