Posted by blaauw7 on 25-05-2020 11:38
#1
25 May 2020, skylight, mid Netherlands. Male Serromyia species?
Gr Dick
Posted by Paul Beuk on 25-05-2020 12:01
#2
From what I can see there are three possible European species (all three already reported from the Netherlands) but I'd need to examine the genitalia to say which one.