Thanks, Lewis, Carlos, Laurie David and H.
It was floating in the breeze on a spider web filament. Spinning like a top in several axis.
60mm, f/2.4 and auto shutter approx 1/20, in the shade.
I'm getting a feel for the subject matter and discard lots of shots.
Desaturate and invert or desaturate the negative.play around with gamma, brightness and contrst.