rather common species throughout Belgium.
larva spins two or more seeds of Heracleum sphondylium
together and lives within. It hibernates full-fed from October in a
cocoon spin in the soil and pupates in spring in that cocoon.
adults fly in June and July. They are active in sunshine and later
occasionally come to light.
Namur, Villers-sur-Lesse, 20 May 2007.
(Photo © Jean-Yves Baugnée)