: Chlorococcales: Chlorococcaceae (Characiaceae)
Genus: Unicellular; cell body ellipsoidal or spindle-shaped,
attached on a substrate at one end
; a single chloroplast plate-like in shape, with a pyrenoid (Guide book to the "Photomicrographs of the Freshwater Algae", 1998).
Similar genus --> >
?) , cell body
μm wide, x 400, x 640, near Oh-hashi (large bridge), Asa-kawa (Asa river), Hachioji city, Tokyo, Japan, March 26, 2005 by Y. Tsukii
94 μm; x 640
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