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Helcystogramma triannulella
Helcystogramma triannulella is a species of moth in the family Gelechiidae. It was originally described by Gottlieb August Wilhelm Herrich-Schäffer in 1854.[1] It is found in south-western and south-eastern Siberia, the Caucasus, Transcaucasia, Kazakhstan, Korea, Japan, China, northern India[2] and large parts of Europe, except Ireland, Great Britain, the Netherlands, Denmark, Scandinavia, the Baltic region and the western Balkan Peninsula.[3] The wingspan is 12–15 mm.[4] There are several generations between May and October in southern Europe. The larvae feed on Ipomoea batatas, Convolvulus arvensis, Calystegia sepium and Calystegia japonica. They live in a folded leaf, held together by spinning.[5] References
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