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 : |
50 μm
100 μm
150 μm; x 400 :
31 μm
63 μm
94 μm; x 640
