Exapion canescens (Desbrochers des Loges, 1894)
on Calicotome
parasite
Larvae and pupae in the ripening pods. Adults never bore emergence holes, but wait until the pods open naturally. Some pods open late, and the adult beetles may remain inside from a few months (in nature) up to about a year (in the laboratory).
host plants
Fabaceae, monophagous
Calicotome villosa.
distribution within Europe
references
Friedman & Freidberg (2007a).