Family: Unicells or colonies of non-fixed number of cells; cell body variable in shape; one or more chloroplasts variable in shape; asexual reproduction by autospore or autocoenobium (Illustrations of The Japanese Fresh-water Algae, 1977).
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).
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Similar genus -->> Oocystis;
Scotiella sp.
cell μm