local and very rare species in Belgium, mainly occurring in the center
south of the country. In some places locally not so rare.
larva lives on Quercus, Fagus and Betula. Hibernates as a pupa.
adults fly in June and July and again during August and
September. They come to light.
Meuse, Montfaucon, 25 June 2005.
(Photo © Chris Steeman)