Posted by John Carr on 30-06-2021 18:50
#4
CedricMondy wrote:
Thank you John!
So, for this one with a wing length of about 2.5mm it would be too long for vierriensis and therefore confirm bicinctus, am I right?
If Hirvenoja's size range is correct and there are no two-banded species in other species groups. I only looked at the key to the
bicinctus group.