''Argyresthia columbia'' 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 ...

of the family

Yponomeutidae : ''Certain members of the unrelated snout moths (Pyralidae) are also known as "ermine moths." Spilosoma lubricipeda is an unrelated moth with the common name "white ermine."'' The family Yponomeutidae are known as the ermine moths, with several ...

first described by Thomas Nesbitt Freeman in 1972. It is found in Canada in south-eastern

British Columbia British Columbia (commonly abbreviated as BC) is the westernmost province of Canada, situated between the Pacific Ocean and the Rocky Mountains. It has a diverse geography, with rugged landscapes that include rocky coastlines, sandy beaches, ...

and is possibly also present in

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 ...

. 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 o ...

is 12–14 mm. The forewings are straw yellow and the hindwings are pale grey. Adults are on wing from in June. The larvae feed on ''

Larix occidentalis The western larch (''Larix occidentalis'') is a species of larch native to the mountains of western North America (Pacific Northwest, Inland Northwest); in Canada in southeastern British Columbia and southwestern Alberta, and in the United States ...

''.HOSTS - a Database of the World's Lepidopteran Hostplants
/ref> They bore into the terminal twigs of their host plant.

References

Moths described in 1972 Argyresthia Moths of North America {{Yponomeutidae-stub