rare species in Belgium.
young larva creates its case from a portion of the leaf and can be found on Alnus, Betula, Carpinus and Corylus,
and mining the leaf from beneath. The leaf fragments are untidy
attached around the case, which is typical for this species. It
hibernates in the case attached to a leaf or twig.
adults fly during June and July.
Liège, Villers-le-Bouillet, 09 September 2008.
case on Betula pendula
(Photo © Jean-Yves Baugnée)