Thanks very much to Ricky who came to my rescue and identified this little beast. It is the fly eriothrix rufomaculata, one of the Tachnids.

[Title and text altered after Ricky's comments below]

it is a tachinidae fly jon ;) go look after the specie..and it is a parasite! I hate when they are on my caterpillars! grr! onlyricky · 2011-09-06: 15:24

Eriothrix rufomaculatus? I don't know..I can't see the abdomen correctly ))) but it is a tachina fly onlyricky · 2011-09-06: 15:27

What a fantastic shot Jon. Such clarity and sharpness! What a great contrast with the delicate white flowers!!! danrav · 2011-09-06: 18:40

nice macro love it!! Yves51 · 2011-09-06: 19:10

Tagged: fly