Mordellistena parvula (Gyllenhal, 1827)
Oviposition in a leaf axil. The larva descends as a borer gradually down to the region of the root collar, where it makes a slight cocoon, hibernates, then pupates. Frass is regularly deposited in the gallery.
distribution within Europe
Batten (1979a), Voicu & Ivancia (1996a).