Family:
Genus: Planktonic; colonies of 8-16 cells within a gelatinous sheath; cell body spherical in shape, with 1 or 2 plate-like chloroplasts (Introduction to the Freshwater Algae, 1999).
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Tetrasporopsis sp.
μm
Chigo-ike m.
Shiga highland
Nagano, 2008
