Posted by johan v on 07-12-2020 10:59
#4
Ok. Thank you Igor.
After your answer I was looking at this key :
https://diptera.info/downloads/Grichanov_N_Europe.pdf
but I'm a bit stuck on page 114 after number 10 - Antennal scape and pedicel reddish yellow at least beneath .
Any help is welcome.
Best regards