unknown on Melilotus albus
Melilotus albus, Belgium, prov. Namur, Maizeret © Jean-Yves Baugnée
This gall contained at least six larvae – dead, breeding them had failed
Melilotus albus, Goeree, a normal fruit and a galled one; leg. Ben van As
The three galls found contained exuvia and pupae,respectively, of a chalcid, up to at least four individuals per gall: Sigmophora brevicornis (Panzer, 1804) (Eulophidae, Tetrastichinae; det. Theo Gijswijt).
pupa, ventral view