 
 
Chlorophyceae: 
Chlorococcales: Scenedesmaceae
Unidentified sp.
|  Genus: Species:
 | 
Scenedesmus asymmetricus (Schroeder) Chodat (by G.E. Dillard, 1989) 
or Scenedesmus heimii Bourrelly 1950 or similar species ?, 
cell body 12-13 μm long, 3 μm wide, both ends rounded, 
outer cells with two spines at both ends, additional spines emerging from the center of the cell body, 
perpendicular to the plane of colony, 
x 640, near Imori pond, Myoko-kogen (Myoko highland), Myoko village, Niigata Pref., Japan, November 7, 2004 by Y. Tsukii
 
 31 μm
 31 μm
 63 μm
 63 μm
 94 μm; x 640
 94 μm; x 640
 
 
Cell body 15 μm long, 5-6 μm wide, x 640
 
 
Scenedesmus sp. ?, 
a colony of 8 cells, 
inner cell body 15 μm long, 5 μm wide, 
outer cell body 15 μm long, 6.5 μm wide, 
x 640, near Imori pond, Myoko-kogen (Myoko highland), Myoko village, Niigata Pref., Japan, November 7, 2004 by Y. Tsukii
 
 31 μm
 31 μm
 63 μm
 63 μm
 94 μm; x 640
 94 μm; x 640
 
 
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