 
 Navicula constans
Navicula constans
Hustedt
|  Genus: Species:
 | 
Navicula constans Hustedt (or  N. gastrum (Ehrenberg) or N. salinarum Grunow ?) , 
cell body  μm long,  μm wide, 
x 640, Daidarabotchi-ike (or Daizahoshi-ike), Iizuna-kogen (Iizuna Highland), Nagano city, Nagano Pref., Japan, September 2003, by Y. Tsukii
 31 μm
 31 μm
 63 μm
 63 μm
 94 μm; x 640
 94 μm; x 640
 
 
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