Bacillariophyceae: Pennales: Raphidineae
Nitzschia palea
(Kützing) W. Smith
 
Genus: 
 
Species: 
 | 
Nitzschia sp. ?, 
cell body 47 μm long,  μm wide, 
x 640, Shishizuka, Tsuchiura city, Ibaraki Pref., Japan, July 2003 by Y. Tsukii
 31 μm
 63 μm
 94 μm; x 640
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