Posted by sd on 28-09-2012 12:59
#4
femorata is sometimes considered a variety of
marginatus. In the UK, specimens do match with
femorata but have always been recorded as
marginatus. See M Smart 2009 Dipterist Digest vol16 #1 p40.
It will be interesting to see how it is treated in the forthcoming 2nd edition of Stubbs and Drake "British Soldierflies and their Allies"
Steve