Phytomyza zarzyckii Nowakowski, 1975
Short, upper-surface, tortuous corridor, usually near the leaf margin, quickly widening into a small blotch between to side veins. Often tfe first corridor is overrun by the later blotch. Larvae solitary, unless after two mines have fused. Most frass in pearl chains. Pupation outside the mine, exit slit in upper epidermis.
Larvae from June till October, most between July and September; probably there are two generations. Hibernation as puparium.
Not known from the Benelux countries (Fauna Europaea, 2009).
distribution within Europe
Mandible with 2 teeth, alternating; the anterior tooth larger than the basal one. Front spiraculum fist-shaped with 7-9 papillae, rear spiraculum with 12-15 papillae in an open ellipse.
1.7-2 mm lomg, light ot dark brown, smooth and shining, with very shallow segment limits.
Nowakowski (975a), Michalska, Myssura & Walczak (2010a).