 
 
Bacillariophyceae: Pennales: Raphidineae
Nitzschia acicularis
(Kützing) W. Smith
|  Genus: Species:
 | 
Nitzschia acicularis, 
cell body 78 μm long, 4 μm wide, 
x 640, Shinobazu-ike (pond), Ueno, Taito-ku, Tokyo, Japan, March 2001 by Y. Tsukii
 31 μm
 31 μm
 63 μm
 63 μm
 94 μm; x 640
 94 μm; x 640
 
 
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