Posted by Urs on 02-03-2011 15:33
#1
thank you for confirmation or correction
Fotos: Switzerland, Wattwil SG, 750m NN, 11.08.10 (later in the year)
Perhaps an other Pipizella? my thread of: 27.01.11
http://www.diptera.info/forum/viewthread.php?forum_id=7&thread_id=36010
Regards
Urs