to be known from two southern provinces, currently only present
in a few localities in the province of Liège. Critically
larva lives on different species of Poaceae, like Calamagrostis
arundinacea, Deschampsia cespitosa, and Molinia caerulea.
The species hibernates in the egg stage, and a second time as L4
adults fly from early July till early August. They occur only in
Liège, 09 July 2005.
(Photo © Chris Steeman)