observed in Belgium, More frequently observed in the north of the
larva lives on moss growing on walls.
adults fly in June and July. They come to light.
most species within this genus are not easy to separate because of
individual variation and a tendency to form ecological forms, so it's
best to separate them with examination of the genitalia for reliable
Antwerpen, Mortsel, 10 June 2004.
(Photo © Leo Janssen)