Ethmia chrysopygella (Kolenati, 1846)
Larvae with only a few threads of silk free on the leaves. Pupation in a dense white spinning deep in the plant or in the litter.
Thalictrum flavum, foetidum, minus & subsp. saxatile.
Univoltine; hibernation as pupa in the soil.
distribution within Europe
Pictures in Bryner & Sonderegger and on Lepiforum; see also Fetz, Schmid.
Psecadia flavitibiella Herrich-Schäffer, 1854.
Bryner & Sonderegger (2016a), Fetz (1994a), Lepiforum (2019), Schmid (2019a), Thomann (1956a).