''Agonopterix nubiferella'' 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 ...

in the family

Depressariidae Depressariidae is a family of moths. It was formerly treated as a subfamily of Gelechiidae, but is now recognised as a separate family, comprising about 2,300 species worldwide. Subfamilies Depressariidae consists of ten subfamilies: * Acriinae ...

. It was described by

Thomas de Grey, 6th Baron Walsingham Thomas de Grey, 6th Baron Walsingham (29 July 1843 – 3 December 1919), of Merton Hall, Norfolk, was an English politician and amateur entomologist. Family business Walsingham was the son of Thomas de Grey, 5th Baron Walsingham, and Augusta- ...

, in 1881. It is found in

North America North America is a continent in the Northern Hemisphere, Northern and Western Hemisphere, Western hemispheres. North America is bordered to the north by the Arctic Ocean, to the east by the Atlantic Ocean, to the southeast by South Ameri ...

, where it has been recorded from northern

California California () is a U.S. state, state in the Western United States that lies on the West Coast of the United States, Pacific Coast. It borders Oregon to the north, Nevada and Arizona to the east, and shares Mexico–United States border, an ...

British Columbia British Columbia is the westernmost Provinces and territories of Canada, province of Canada. Situated in the Pacific Northwest between the Pacific Ocean and the Rocky Mountains, the province has a diverse geography, with rugged landscapes that ...

. 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 18–20 mm. The forewings are ochreous, the extreme base (except the costa) unmarked, while the remainder is suffused with brownish red and irrorated with scattered fuscous scales. There is a dark brownish-red shade with a fuscous central discal dot from the costa, across the end of the cell, almost to the inner margin. This shade is preceded by two distinct brownish-red discal dots. There is a series of reddish-fuscous spots along the costa and a line of the same colour around the termen. The hindwings are greyish fuscous. The larvae feed on ''

Hypericum perforatum ''Hypericum perforatum'', commonly known as St. John's wort (sometimes perforate St. John's wort or common St. John's wort), is a flowering plant in the family Hypericaceae. It is a hairless, Perennial, perennial herb with woody Root, roots, y ...

''.Agonopterix at funet
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References

Moths described in 1881 Agonopterix Moths of North America {{Agonopterix-stub