Last modified: April 12, 2021, 10:18 a.m.
New for Belgium in 1986 at Chantemelle (LX) and hitherto known only from that observation.
Native
This species has ochreous till brown forewings with lighter longitudinal stripes.
Wingspan is about 10 mm.
The antennae are alternately ringed blackish ochreous till the tip.
A straw-coloured case with a mouth angle of 45–60°. The case resembles that of Coleophora trochilella.
See also bladmineerders.be.
Cases from September and after overwintering till July.
Probably the whole of July.
Achillea millefolium and Tanacetum vulgare are mentioned the most.