Posted by Jann Wuebbenhorst on 20-07-2020 20:15
#4
Hi Jürgen,
meanwhile Jens-Hermann Stuke has determined it as
Conops flavipes.
I think
Conops quadrifasciatus has orange-red legs (see picture below from 2017).
Edited by Jann Wuebbenhorst on 20-07-2020 20:16