Thread subject: Diptera.info :: Syrphid? --> Scaeva selenitica? Or Scaeva dignota?
Posted by Stephen R on 28-06-2011 13:41
It seems to me that the spots do not quite reach the edge of the tergites - there is a black line beyond them. According to Fauna Eur. S. dignota should not be found around St. Petersburg. Perhaps an expert will help :)