Plant Parasites of Europe

leafminers, galls and fungi

Phytomyza medicaginis larva

Phytomyza medicaginis


Symphytum officinale, Waterloopbos (the larva is parasitised!)


‘head’ and mandibles


front and rear spiraculum


front spiracula dorsal, spinulation


mouth field, and the region just behind it

Phytomyza medicaginis larva

Lithospermum officinale, Germany, M√ľnchen-Freimann, from Hering (1955a, als Ph. symphyti); a : cephalic skeleton; b : frontal region of head; c : frontal spiraculum; d : rear spiraculum; e : part of the spinulation of the first abdominal segment, lateral; scale line is 0.1 mm.

Larva with an unusual median projection of the mesothorax (behind the front spiracula). Rear end without the customary lobes. Spinulation extremely fine. Behind the mandibles a finely rugulose field. The front spiraculum is bifid, with 17-19 papillae; rear spiraculum with 23-25 papillae (Hering,1963a; Beiger, 1975a).


Last modified 25.vii.2017