''Chrysaster ostensackenella'' is a

moth Moths are a group of insects that includes all members of the order Lepidoptera that are not Butterfly, butterflies. They were previously classified as suborder Heterocera, but the group is Paraphyly, paraphyletic with respect to butterflies (s ...

of the family

Gracillariidae Gracillariidae is an important family of insects in the order Lepidoptera and the principal family of leaf miners that includes several economic, horticultural or recently invasive pest species such as the horse-chestnut leaf miner, ''Cameraria ...

. It is known from

Ontario Ontario is the southernmost Provinces and territories of Canada, province of Canada. Located in Central Canada, Ontario is the Population of Canada by province and territory, country's most populous province. As of the 2021 Canadian census, it ...

Québec Quebec is Canada's largest province by area. Located in Central Canada, the province shares borders with the provinces of Ontario to the west, Newfoundland and Labrador to the northeast, New Brunswick to the southeast and a coastal border ...

and

Nova Scotia Nova Scotia is a Provinces and territories of Canada, province of Canada, located on its east coast. It is one of the three Maritime Canada, Maritime provinces and Population of Canada by province and territory, most populous province in Atlan ...

in Canada, and the

United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...

(Illinois, Kentucky, New York, Maine, Maryland, Michigan, Vermont, Arizona, Massachusetts, North Carolina and Connecticut). It has also been recorded in 2015 from China and in 2017 from Korea, and in 2022 from Central Italy. The

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

is about 5 mm.microleps.org
/ref> The

larva A larva (; : larvae ) is a distinct juvenile form many animals undergo before metamorphosis into their next life stage. Animals with indirect development such as insects, some arachnids, amphibians, or cnidarians typically have a larval phase ...

e feed on ''

Robinia ''Robinia'' is a genus of flowering plants in the family Fabaceae, tribe Robinieae, native to North America. Commonly known as locusts, they are deciduous trees and shrubs growing tall. The leaves are pinnate with 7–21 oval leaflets. The flowe ...

'' species, including ''

Robinia hispida ''Robinia hispida'', known as the bristly locust, rose-acacia, or moss locust, is a shrub in the subfamily Faboideae of the pea family Fabaceae. It is native to the southeastern United States, and it is present in other areas, including other reg ...

'', '' Robinia neomexicana'', '' Robinia pseudacacia'' and '' Robinia viscosa''. They mine the leaves of their host plant.

References

External links

Bug Guide
Lithocolletinae Taxa named by Asa Fitch Moths described in 1859 Moths of North America Lepidoptera of Canada Lepidoptera of the United States Leaf miners {{Lithocolletinae-stub