Ypsolopha colleaguella
Encyclopedia
Ypsolopha colleaguella is a moth
Moth
A moth is an insect closely related to the butterfly, both being of the order Lepidoptera. Moths form the majority of this order; there are thought to be 150,000 to 250,000 different species of moth , with thousands of species yet to be described...

 of the family Ypsolophidae
Ypsolophidae
Ypsolophidae is a family of moth. They are included in the Plutellidae by many authors.-Ypsolophinae:* Phrealcia Chrétien, 1900** Phrealcia brevipalpella Chrétien, 1900** Phrealcia eximiella...

. It is known from the Volga River
Volga River
The Volga is the largest river in Europe in terms of length, discharge, and watershed. It flows through central Russia, and is widely viewed as the national river of Russia. Out of the twenty largest cities of Russia, eleven, including the capital Moscow, are situated in the Volga's drainage...

 valley in southern Russia
Russia
Russia or , officially known as both Russia and the Russian Federation , is a country in northern Eurasia. It is a federal semi-presidential republic, comprising 83 federal subjects...

 and Kazakhstan
Kazakhstan
Kazakhstan , officially the Republic of Kazakhstan, is a transcontinental country in Central Asia and Eastern Europe. Ranked as the ninth largest country in the world, it is also the world's largest landlocked country; its territory of is greater than Western Europe...

 (the area of the lower Irtysz River near the Chinese border
China
Chinese civilization may refer to:* China for more general discussion of the country.* Chinese culture* Greater China, the transnational community of ethnic Chinese.* History of China* Sinosphere, the area historically affected by Chinese culture...

).

The wingspan
Wingspan
The wingspan of an airplane or a bird, is the distance from one wingtip to the other wingtip. For example, the Boeing 777 has a wingspan of about ; and a Wandering Albatross caught in 1965 had a wingspan of , the official record for a living bird.The term wingspan, more technically extent, is...

 is 17.5–19.5 mm. The forewings are lanceolate and two-coloured. The division line between the two colours runs along the white narrow band passing in the half of its width from the base to the external margin. The part adjusted to the costal margin
Is white, but sometimes tinged dark-brown scales. The fragment adjusted to the rear margin is dark grey with a narrow whitish streak at the dorsum. There are irregularly distributed small dark dots over the whole area of the wing. The fringes are three-coloured and the colour of a given part matches that of the corresponding part of the wing. The hindwings are white-grey at the base and in the middle part, but distinctly dark grey at the apex. The fringes are of the same colour. The thorax is white-grey and the abdomen is white with a few grey scales. The legs are covered with two-coloured white-grey adherent scales.

Etymology

The name of this species is a dedicated to the friends of the author that helped in his work on
Ypsolophidae
Ypsolophidae
Ypsolophidae is a family of moth. They are included in the Plutellidae by many authors.-Ypsolophinae:* Phrealcia Chrétien, 1900** Phrealcia brevipalpella Chrétien, 1900** Phrealcia eximiella...

.
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