Certainly not Geomyza balachowskyi. Either G. tripunctata or G. nartshukae. I expect this to be a female of G. tripunctata, but you would have to study sternite 8 to be sure.
Posted by gertvanheghe on 13-12-2015 10:11
#4
Thanks, Mark and Jan!
I'll keep it at G. tripunctata for now.