Chromatomyia skuratowiczi (Beiger, 1972)
The larva makes large blotches in several leaves of the ground rosette. The mines are upper surface, but quite deep, locally even almost full-depth. Frass in the form of thick green threads. Pupation within the mine, either lower- or upper-surface.
Gentianaceae, narrowly monophagous
Larvae were collected in July.
distribution within Europe
Poland (Fauna Europaea, 2010).
Frontal appendix present. Mandibles strongly alternating, with two teeth. Rear arms of the cephalic skeleton almost colourless. Both front and rear spiraculum fist-shaped, with c. 9 and 7-12 papillae, respectively.
Lightly flattened dorsoventrally, reddish yellow with a ventral brown length band; spiracula black. The puparium lies venter-upwards in the mine, the front spiracula penetrate the epidermis.
Beiger (1972a, 2005a), Michalska, Myssura & Walczak (2010a).