Posted by Jan Maca on 12-08-2019 07:13
#2
Obviously you are correct. S. flava should have a small supernumerary orbital seta. Female can be distinguished by rectangular (blunt ended) ovipositor lamellae - see the picture at http://en.wikipedia.org/wiki/Scaptomyza_flava
Edited by Jan Maca on 12-08-2019 07:24