Evergestis extimalis is a species of moth of the family Crambidae. It is found in the Palearctic.
The wingspan is 27–31 mm. The forewings are pale ochreous-yellow, darker terminally; lines and discal spot hardly darker, marked with a few fuscous dots; a brown terminal suffusion, more or less strongly dilated towards middle;cilia fuscous. Hindwings prismatic yellow -whitish; termen yellower, brownish-tinged. The larva is pale yellow; dorsal line darker; lateral pale purple; spots on lateral line black; head black.Meyrick, E., 1895 A Handbook of British Lepidoptera MacMillan, London pdf Keys and description
The moth flies from June to September depending on the location.
The larvae feed on Brassicaceae species preferring the seed-heads.
Further reading Mark Parsons, Sean Clancy, David Wilson A Guide to the Pyralid and Crambid Moths of Britain and Ireland: Atropos, England.
References
External links lepiforum.de Lepidoptera of Belgium waarneming.nl