#1
... next problem: Chloromyia?, 3 specimen, different localities. 1 common species? Thank you very much for your hints Frank
#8001 Germany / Mecklenburg: Dobbin, Forest Barkhorst, VII.2004
#1431 Austria / Osttirol: Assling, 1400 m, VIII.2004
#8604 Austria / Osttirol: Innervillgraten, Kalksteiner Bach, 1450 m, VIII.2004