Coleophora argentula (Stephens, 1834)
case (from Patzak, 1974a)
The larvae feed on the flowers and the developing fruitlets. The larva lives in a brown, trivalved, tubular silken case, that is covered by tiny fragments of the floral parts. The mouth angle is 0°-20°.
Achillea millefolium, odorata, ptarmica.
Larvae from begin September till in October; most of the full fed larvae leave the host plant for the winter diapause.
distribution within Europe
All Europe except the Balkan Peninsula and the Mediterranean Islands (PESI, 2018).
Baldizzone (1979a), Baldizzone & Nel (1994a), Baldizzone, Tokár & Kovács (2004a), Biesenbaum & van der Wolf (1999a), Bland (1986a), Corley, Marabuto, Maravalhas ao (2011a), Emmet, Langmaid, Bland ao (1996a), Huisman & Koster (2000a), Ivinskis & Savenkov (1991a), Kasy (1965a, 1983a), Klimesch (1958c), Leutsch (2011a), Mitterberger (1931a), Nel (1992b,c), Patzak (1974a,b), De Prins (2010a), De Prins & Steeman (2011a, 2013a), De Prins, Steeman & Sierens (2016a), Robbins (1991), Wegner (2010a).