Thread subject: Diptera.info :: Syrphid on Brassica

Posted by Josef Buecker on 11-05-2009 17:28
#1
Hello Forum,
this hoverfly was very constant in visiting a Brassica spec. Is an ID possible? Hagen, NRW, border to alder marshland, 175msm, may 10th 2009
Best regards, Josef

Posted by amalia_raluca on 11-05-2009 21:38
#2
it is a Cheilosia sp.
Amalia

Posted by Josef Buecker on 12-05-2009 14:10
#3
Thank you, Amalia.
What is needed to get closer to species-level? The fly is about 10mm in length.
Josef

Posted by Andre on 15-05-2009 15:03
#4
Difficult... may be Ch. bergenstammi.