''Agonopterix gelidella'' is a

moth Moths are a paraphyletic group of insects that includes all members of the order Lepidoptera that are not butterflies, with moths making up the vast majority of the order. There are thought to be approximately 160,000 species of moth, many of w ...

in the family Depressariidae. It was described by

August Busck Augustus Busck (February 18, 1870 – March 7, 1944) was a Danish-American entomologist with the United States Department of Agriculture's Bureau of Entomology. He is best known for his work with microlepidoptera, of which he described over ...

in 1908. It is found in North America, where it has been recorded from

Alberta Alberta ( ) is one of the thirteen provinces and territories of Canada. It is part of Western Canada and is one of the three prairie provinces. Alberta is bordered by British Columbia to the west, Saskatchewan to the east, the Northwest Ter ...

Maine Maine () is a state in the New England and Northeastern regions of the United States. It borders New Hampshire to the west, the Gulf of Maine to the southeast, and the Canadian provinces of New Brunswick and Quebec to the northeast and north ...

Manitoba Manitoba ( ) is a Provinces and territories of Canada, province of Canada at the Centre of Canada, longitudinal centre of the country. It is Canada's Population of Canada by province and territory, fifth-most populous province, with a population o ...

and

North Carolina North Carolina () is a state in the Southeastern region of the United States. The state is the 28th largest and 9th-most populous of the United States. It is bordered by Virginia to the north, the Atlantic Ocean to the east, Georgia and So ...

. The

wingspan The wingspan (or just span) of a bird or an airplane is the distance from one wingtip to the other wingtip. For example, the Boeing 777–200 has a wingspan of , and a wandering albatross (''Diomedea exulans'') caught in 1965 had a wingspan of ...

is about 20 mm. The forewings are dark purplish fuscous, sprinkled with black scales. There is a transverse yellowish-white streak near the base from the dorsal edge to near the costa. There is a crescent-shaped black streak on the disc and a small round black dot at the end of the cell, posteriorly edged with white. The costal edge is mottled with black and yellowish white. The hindwings are light yellowish fuscous. The larvae feed on '' Salix'' species and ''

Betula papyrifera ''Betula papyrifera'' (paper birch, also known as (American) white birch and canoe birch) is a short-lived species of birch native to northern North America. Paper birch is named for the tree's thin white bark, which often peels in paper like ...

''.''Agonopterix''
at Markku Savela's ''Lepidoptera and Some Other Life Forms''

References

Moths described in 1908 Agonopterix Moths of North America {{Agonopterix-stub