Genus:
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Cyclotella sp.
20 x 33 μm
Japan, 1997
Cyclotella sp.
13 x 22 μm
Japan, 1998
Cyclotella sp.
9 x 27 μm
Saitama, 1999
Cyclotella sp.
μm
Chiba-Minato p.
Chiba, 2003
Cyclotella sp.
μm
Daidarabotchi-ike
Iizuna-kogen
Nagano, 2003
Cyclotella sp.
μm
Shirakobato water p.
Koshigaya
Saitama, 2005