Genus:
Cell body cylindroid or spindle in shape; spiral ribbon-like chloroplasts or laminae of
the chloroplast arranged spirally around central rod
(Illustrations of The Japanese Fresh-water Algae, 1977).
Species :
Spirotaenia beijerinckii Coesel,
cell body 23-35 μm long, 6 μm diam.,
cell body coated with gelatinous substance,
x 400, x 640, Watarase-Yusuichi, Fujioka town, Tochigi Pref., Japan, May 2001 by Y. Tsukii
50 μm
100 μm
150 μm; x 400 :
31 μm
63 μm
94 μm; x 640