rather common species throughout Belgium.
larva lives on Quercus.
Hibernates as an adult among dead leaves and also in conifers. Pupates
in a tough, boat-shaped cocoon formed on the underside of a leaf of the
adults fly in two generations a year; from mid June onwards till September and
after hibernation again till late May. They come to light and sugar.
Namur, Olloy-sur-Viroin, 16 September 2006.
(Photo © Chris Steeman)