Eutrichapion ervi (Kirby, 1808)
on Lathyrus, Vicia (etc.?)
parasite
In a closed, outwardly hardly modified flower bud lives one larva, feeding on the ovary and stamina; here also the pupation, in a cocoon.
host plants
Fabaceae, oligophagous
Lathyrus pisiformis, pratensis, sylvestris, vernuss; Vicia cassubica, cracca, dumetorum, faba, hirsuta, sativa, sepium, tenuifolium.
Records from Lens culinaris; Lotus corniculatus; Pisum sativum; Securigera varia; Trifolium alpestre might refer to adult feeding.
distribution within Europe
synonyms
Apion ervi.
references
Delbol (2013a), Dieckmann (1977a), Ehret (1990a), Podlussány (1986a), Rheinheimer & Hassler (2010a), Yunakov, Nazarenko, Filimonov & Volovnik (2018a).