Cosmopterigidae

34.014 Buckthorn Twig-borer Sorhagenia janiszewskae Riedl, 1962

Notable A

Similar species:

Forewing: 5 to 6mm

Habitats: Woodland margins, hedgerows, fens and marshes.

Habits:

Foodplant: The young larva mines the petioles and then the central pith of twigs of Alder Buckthorn and Purging Buckthorn. Its presence is indicated by wilted shoots and frass exuding from near a leaf axil. It pupates in the leaf litter.