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Xanthophyceae: Mischococcales: Ophiocytiaceae

 Ophiocytium bicuspidatum
(Borge) Lemmermann

Ophiocytium bicuspidatum Genus: Unicellular; planktonic; cell body elongated cylindroid, curved or twisted; both ends rounded, with spiny projections; cell wall not separated into two parts (compare to Centritractus); several chloroplasts plate-like, without pyrenoids (Guide book to the "Photomicrographs of the Freshwater Algae", 1998).
Species:

Ophiocytium bicuspidatum Lemmermann, cell body 80 μm long (including terminal spiny projections, 2, 3 μm long), 8 μm wide, very short spines present at both ends, x 640, Tane-ike (pond), Togakushi highland, Shinano town, Nagano Pref., Japan, June 12, 2005 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Ophiocytium Ophiocytium

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