Family:
Genus:
(Illustrations of The Japanese Fresh-water Algae, 1977).
Species:
Similar genus -->> Tetraedriella;
Tetraedron;
Tetraplektron sp.,
cell body μm long, μm wide,
x 640, Higusa-numa (swamp), Miyakawa, Hikari town, Chiba Pref., Japan, September 2003 by Y. Tsukii 31 μm
63 μm
94 μm; x 640
Family:
31 μm
