 
 
Bacillariophyceae: 
Pennales: Raphidineae: Naviculaceae
Pinnularia sp.
Ehrenberg 1843
|  Genus: Species:
 | 
Pinnularia sp., 
cell body 59 μm long, 16 μm wide, 
x 400, x 640, Kawagoe, Saitama Pref., Japan, May 2001 by Y. Tsukii
 50 μm
 50 μm
 100 μm
 100 μm
 150 μm; x 400 :
 150 μm; x 400 : 
 31 μm
 31 μm
 63 μm
 63 μm
 94 μm; x 640
 94 μm; x 640
 
 
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