Coleophora amethystinella Ragonot, 1885
coast green case-bearer
on Vicia
parasite
The young larvae eats the unripe seed in a pod, cuts it loose, next uses it as a temporary case to feed on new pods. Only in its last instar it spins, within its pod, a “real”, trivalved case.
host plants
Fabaceae, narrowly monophagous
Vicia tetrasperma.
phenology
The larva is full fed in end July.
distribution within Europe
Essentially mediterranean, but also in southern England (PESI, 2018).
synonyms
Coleophora fuscicornis autorum nec Zeller, 1847.
references
Baldizzone (1990b, 1995b), Emmet (1997a) Gibbs (2001a), Emmet, Langmaid & Bland ao (1996a), Emmet & Uffen (1975a), Nel (1993b), Stübner (2007a).