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Dinophyceae: Gymnodiniales: Gymnodiniaceae
Dinoflagellida: Diniferina: Gymnodiniidae

Gyrodinium sp.

Gyrodinium Order: Cell body without theca (Illustrations of The Japanese Fresh-water Algae, 1977).


Gyrodinium (or Katodinium vorticella ?), cell body 48 μm long, 40 μm wide, L/W=, x 640, a small pond at Kowashimizu, Suwa city, Nagano Pref., Japan, May 21, 2005 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Gyrodinium Gyrodinium

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