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Chlorophyceae: Chlorococcales: Oocystaceae

Nephrocytium lunatum
W. West

Nephrocytium Genus: Colony of 4, 8 or 16 cells, within a gelatinous sheath, which is spherical or ellipsoidal in shape; cell body broad crescent in shape, both ends rounded; a single chloroplast plate-like in shape, with a pyrenoid (Guide book to the "Photomicrographs of the Freshwater Algae", 1998).
Species: Colonies of 2-4 cells, embedded within a gelatinous sheath; cell body crescent in shape, 10-16 μm long, 4-8 μm wide; a single chloroplast plate-like, with a pyrenoid (Illustrations of The Japanese Fresh-water Algae, 1977).
Similar genus -->> Oocystis; Selenodictyum;

Nephrocytium lunatum W. West, cell body 18-20 μm long, 6-7 μm wide, x 640, Omine-numa (pond/marsh), Tsukiyono town, Gunma Pref., Japan, September 2003 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Nephrocytium Nephrocytium Nephrocytium Nephrocytium

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