Ophiomyia spenceri Černý, 1985
on Achillea, Centaurea
The larva makes an inconspicuous gallery mine in th bark of the stem, slightly darker dan the stem itself. The gallery descends to about ground level, ending in a leaf axil where pupation takes place.
distribution within Europe
Black with a blue metallic shine. Rear spiracula with 5-10 papillae.
Two images of the posterior spiracula (from Černý, 1985a)
Černý (1985a), Pakalniškis (1994a, 1998c), Papp & Černý (2015a).