Eristalis interruptus -female ? - Eristalis genus, maybe a female of Eristalis arbustorum. info: http://bugguide.net/node/view/321563/bgimage .<br />
Edit: Sep-2010 it is not arbostorum. the black band shape of first abdominal segment is not correct. maybe it me be Eristalis interruptus: http://www.naturespot.org.uk/UK%20Wildlife/Hoverflies/EristalisInterruptus4_L.html
