unknown marine ciliate

[Rene]

Goedemorgen!

I don't look at ciliates very often, and if I do, they are most of the time dead and preserved. But I can't remember seeing the strange spiral twist in the body of this sprirotrich ever before. Does anyone have more information on this thingy??

http://www.youtube.com/watch?v=QisQeRe96TE

Thanks, René