 
 
Chlorophyceae: 
Chlorococcales: Oocystaceae
Echinosphaerella sp.
|  Genus: Species:
 | 
Echinosphaerella sp. 
(or Echinocoleum sp. or cysts of Volvox ?), 
cell body spherical, 8-10 μm in diam., gelatinous coats (2 μm in thickness) with 
radial projections (2 μm), 
x 640, Ushidome-ike (pond), Norikura highland, Azumi village, Nagano Pref., Japan, May 28, 2005 by Y. Tsukii
 31 μm
 31 μm
 63 μm
 63 μm
 94 μm; x 640
 94 μm; x 640
 
 
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