Posted by Steve Gaimari on 12-03-2010 21:50
#5
Paul Beuk wrote:
Leucopis sp., so yes, Chamaemyiidae. Usually only males can be identified reliably, on the basis of their genitalia.
Paul is right - Leucopis. But it's emergence from a cynipid gall would only be right if there were aphids in the gall - none are known from anything except for sternorrhynchans. So this is definitely not a predator of the gall wasps.