rather rare species of Belgium.
larva lives in a tubular, frass-covered web on Erica,
Calluna, Polygala or
Thymus. Pupation takes place in a thick
white cocoon in the earth or at the base of the food plant.
adults fly from mid June till August. They are active at dusk and later
come to light.
Ardèche, Cévennes, 17 June 2007.
(Photo © Chris Steeman)