Spirotrichea: Heterotrichia: Heterotrichida
Spirostomum minus
Roux
Genus: Body blunt at rear; kineties
spiralled
when body contracts (Illustrated Guide, 1985).@
Species:
500-600
μm long; with slender, tapered "tail" (How to know the protozoa, 1979).
500-800
μm long; macronucleus moniliform (Kudo, 1966).
Spirostomum minus
, x 100, x 200, x 400, x 640, Aug. 7-13 1999, Vermont-Maine U.S.A., by Y. Tsukii
50 μm
100 μm
150 μm; x 400 :
31 μm
63 μm
94 μm; x 640
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1995-2008
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