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Chlorophyceae: Chlorococcales: Oocystaceae

Oocystis sp.
Nägeli

Oocystis Genus: Planktonic; colony of 2-8 cells surrounded by cell wall of their mother cell, but sometimes unicellular; cell body broad ellipsoidal, both ends slightly pointed and with a thick cell wall; 1-3 chloroplasts parietal plate-like, with a single pyrenoid (Guide book to the "Photomicrographs of the Freshwater Algae", 1998).
Species:
Similar genus -->> Eremosphaera;


Oocystis sp., mature cell body ellipsoidal, 70 μm long, 57 μm wide, both ends concaved, x 640, rice field near Okubo water-filtering plant, Shuku, Sakura-ku, Saitama city, Saitama Pref., Japan, July 25, 2004 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Oocystis Oocystis


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