The specimen was gathered in the pond Birkensee near Rödelsee (Lower Franconia, Germany).
Images were taken using Zeiss Axioplan with Canon DSLR.
Copyright Dr. Rainer Meisch, Würzburg, Germany.
For permission to use of (high-resolution) images please contact postmaster@protisten.de.
Wolfgang Bettighofer, www.protisten.de