Phytomyza camuna Süss & Moreschi, 2005
Blotch, that may occupy an entire leaflet. Frass dispersed, in coarse grains. No more details given.
distribution within Europe
Species recently described by Süss & Moreschi (2005a) from Italy (Lombardia, 800-1200 m).
The hostplant, wild in Italy, is a popular garden ornamental in our regions; reason to keep an eye on it, although that will not be easy, given its incomplete description.
Süss & Moreschi (2005a).