Posted by christoophe on 11-08-2023 12:40
#1
Collected in the Alps. I only have males. Size 3.4mm.
Edited by christoophe on 30-08-2023 09:55
Posted by eklans on 11-08-2023 15:09
#2
The wing venation looks more like
Rhagoletis cerasi?
De Nederlandse boorvliegen by John T. Smit
Posted by Nosferatumyia on 13-08-2023 18:46
#4
No doubts, the cherry fruit fly, Rhagoletis cerasi.
Its main host race infests Lonicera fruits, which is the primary host.