Asterionella sp.
A.H. Hassall 1850
Genus:
Species:
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Asterionella sp.,
cell body 25 μm long, 4 μm wide, L/W=6.3,
x 640, Kenashitai (marsh), Hakkoda mountain, Aomori city, Aomori Pref., Japan, July 17, 2005 by Y. Tsukii
31 μm
63 μm
94 μm; x 640
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