Genus: Colony of 4, 8, 16 (sometimes more) cells, planktonic; 4 or 8 daughter colonies within a gelatinous sheath; remnants of mother cell wall present around the daughter cells; cell body spherical; a single chloroplast cup-shaped, with a pyrenoid (Guide book to the "Photomicrographs of the Freshwater Algae", 1998).
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C. pyrenoidosa ?
8.5 μm
Asaka
Saitama, 2000
C. pyrenoidosa ?
7 μm
Musashi-Urawa
Saitama, 2001
C. pyrenoidosa ?
8 μm
Onnenai
Kushiro marsh
Hokkaido, 2005
C. pyrenoidosa ?
10-11 μm φm
Tanohara marsh 4
Shiga highland
Nagano, 2007
Coenochloris sp.
6 x 7 μm
Koshigaya
Saitama, 2001
Coenochloris sp.
μm
Kodama
Saitama, 2003
Coenochloris sp.
15 μm φm
Tanohara marsh
Shiga highland
Nagano, 2006
Coenochloris sp.
μm φm
Tanohara marsh 4
Shiga highland
Nagano, 2007
