Thread subject: Diptera.info :: Bibio hortulanus ?
Posted by Zeegers on 15-04-2006 14:30
B. hortulanus has legs all black, as does marci.
This is B. johannis, one of the most early spring species.
Easily recognized by the very dark pterostigma, as you correctly observed.
And of course the reddish tibiae (as lanigerus, etc...)