uncommon in most areas of Belgium.
larva lives on the inner living bark of Fraxinus,
preferring pollarded trees. It possibly lives two years. Only some
trees are infested, leaving the the others unattacked. Pupation in the
larval feeding place.
adults have been observed in July. They are active at dusk and later
come to light.
Ardèche, Cévennes, 17 June 2007.
(Photo © Chris Steeman)