Family: Colonies of a fixed number of cells (4, 8, 16, 32, or more) arranged 2- or 3-dimensionally; cells spherical, ellipsoidal, polygonal, etc. in shape; chloroplasts 1 or several, plate-like in shape, with 1 pyrenoid; asexual reproduction by autocoenobium (Illustrations of The Japanese Fresh-water Algae, 1977).
Genus: Cells arranged three-dimentionally; cell body crescent or cylindrical in shape, slightly curved, separated from each other, arranged longitudinally parallel (Illustrations of The Japanese Fresh-water Algae, 1977).
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Similar species -->> Scenedesmus producto-capitatus;
13 x 4 μm
13 x 7 μm
13 x 5 μm