Posted by kurt on 08-11-2019 18:04
#1
Is it possible to tell spieces of this male?
Photo from 20 August 2019 Kramfors 62 N, E 17 Ã…ngermanland, Sweden.
Thanks for your help in advance
Regards
Kurt Holmqvist
Edited by kurt on 17-11-2019 16:12
Posted by Tony Irwin on 08-11-2019 20:25
#3
I think this is
Chaoborus obscuripes, but it's better to check the shape of the penis valves (requires dissection and a good microscope) to be sure.