Heterotrichea
: Heterotrichida: Stentoridae
Stentor
muelleri
Ehrenberg 1831
Species: Cell body slenderly trumpet shaped,
500-1000
μm long when fully extended; macronucleus
moniliform
(10-20 macronuclear beads); cortical granules colourless; without symbiotic green algae (Foissner and Wölfl, 1994).
Stentor muelleri
, cell body
620
μm long,
μm wide, no somatic bristles,
moniliform
(beaded) macronucleus, x 200, x 400, x 640, Japan, December 1998, by Y. Tsukii
50 μm
100 μm
150 μm; x 400 :
31 μm
63 μm
94 μm; x 640
x 640
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