 
 Gomphonema parvulum
Gomphonema parvulum
(Kützing) Kützing
|  Genus: Species:
 | 
Gomphonema sp. (parvulum ?), 
cell body 47 μm long, 13 μm wide, 
x 400, Japan, 199? by Y. Tsukii
 50 μm
 50 μm
 100 μm
 100 μm
 150 μm; x 400
 150 μm; x 400
 
Gomphonema sp. (parvulum ?), 
cell body 34 μm long, 10 μm wide, 
x 400, Japan 199? by Y. Tsukii
 50 μm
 50 μm
 100 μm
 100 μm
 150 μm; x 400
 150 μm; x 400
 
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