Melanagromyza arnicarum Hering, 1942
on Arnica
parasite
The larva lives as an internal borer in the stem; there also the pupation.
hostplants
Asteraceae, monophagous
Arnica montana.
distribution within Europe
puparium
Light brown. Rear spiracula on a conical base, not particular close together, with ± 16 papillae around a sharp conical thorn.
references
Buhr (1964a), Hering (1942a), Pakalniškis (1996a), Spencer (1976a), Süss (1992a), von Tschirnhaus (1999a).