Genus: Colonies of 4 (or 2, 8, 16) cells attached side by side, arranged linearly or zigzag; cell body elliptical or spindle or crescent in shape; terminal cells with spiny projections in many species; cell wall usually smooth, but in some species granulated or dented or ridged (Illustrations of The Japanese Fresh-water Algae, 1977).
Species:
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S. bernardii cell 15 x 4 μm L/W=3.8 Uruguay, 1999 |
S. bernardii ? or javanensis ? stock Tmz-51 17 x 4 μm Mizumoto Park Tokyo, 2001 |
S. bernardii cell μm L/W= Shirakawa Fukushima, 2003 |
