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Chlorophyceae: Chlorococcales: Chlorococcaceae (Oocystaceae)

Polyedriopsis sp.

Polyedriopsis Genus: Unicellular, planktonic; cell body flat tri- or quadrangular in shape, with hairy projections at each point; a single chloroplast plate-like in shape, with a pyrenoid (Illustrations of The Japanese Fresh-water Algae, 1977).
Similar genus -->> Tetraedron; Pseudopolyedriopsis;

Polyedriopsis sp., cell body 23 μm long, x 400, x 640, October 1999, Shirakawa, Fukushima Pref., collected by H. Shiomizu, photo by Y. Tsukii
Polyedriopsis Polyedriopsis

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