Thread subject: Diptera.info :: Phasia barbifrons or pusilla? (09.08.18) --> P. barbifrons

Posted by Juergen Peters on 09-08-2018 17:40
#1

Hello,

a 3.5 mm Phasia on Solidago canadensis in our courtyard today (northwest Germany).

Edited by Juergen Peters on 09-08-2018 18:46

Posted by Juergen Peters on 09-08-2018 17:41
#2

More lateral:

Posted by Zeegers on 09-08-2018 18:15
#3

barbifrons.

In Central Europe, barbifrons is much more common, especially in August. Specimens from
april, october or aberrant habitats (coastal dunes) have a higher probability for pusilla. South of the Alps, all is very different .

Theo

Posted by Juergen Peters on 09-08-2018 18:46
#4

Hello Theo,

Zeegers wrote:
barbifrons.
In Central Europe, barbifrons is much more common, especially in August.


thanks a lot! These tiny ones are very numerous here on Heracleum in summer, and I had stored all of them as P. barbifrons until now. But with this one I was a little bit unsure.