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Chlorophyceae: Chlorococcales: Scenedesmaceae

 Dicellula planctonica
Swirenko var. planctonica

Dicellula Genus: Colony of two cells, planktonic; cell body ellipsoidal, both ends rounded; two cells attached side by side; cell wall smooth, covered thin spiny projections; each projection swell at the base; two chloroplasts plate-like in shape, with a pyrenoid (Guide book to the "Photomicrographs of the Freshwater Algae", 1998).
Species:

Dicellula planctonica Swirenko var. planctonica, cell body μm long, μm wide, x 640, O-ike (pond), O-ike park, Yabuki town, Fukushima Pref., Japan, August 2003, by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Dicellula planctonica Dicellula planctonica Dicellula planctonica Dicellula planctonica Dicellula planctonica

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