Phytomyza pieninica Nowakowski, 1963

Diptera, Agromyzidae

mine

Upper surface corridor; the first part is rather straigt, and often follows the leaf margin. The second part is strongly wound, intestine-like, and froms a secondary blotch. Frass in coarse, irregularly dispersed, widely separated grains. Pupation in the mine, in a lower-surface pupal chamber; the front spiracula of the pupaprium penetrate the lower epidermis.

hostplants

Asteraceae, narrowly monophagous

Aster alpinus.

phenology

Occupied mines were found in late summer.

distribution within Europe

Poland, (Fauna Europaea, 2009); Pieniny Mountains.

larva

Mandibles two-teethed, alternating. No frontal appendage. Front spiraculum bud-shaped, with 9 papillae; rear spiraclum with c. 15 papillae in an ellipse.

puparium

Light brown, smooth and shining, c. 2.3 mm long.

references

Griffiths (1976c), Nowakowski (1963a), Michalska, Myssura & Walczak (2010a).

23/01/2013

mod 28.vi.2017