Thread subject: :: Syrphidae

Posted by Sundew on 10-09-2022 02:08

My first thought was Didea, but wing venation doesn't fit - Didea has a distinct loop in R4+5. According to Speight (https://pollinato...counts.pdf), the flight period is May/September with peaks in June and August (plus April and October in southern Europe). So it might be a late one...