Genus:
Epicone (or epitheca) consists of 10-16 thecal plates;
hypocone (or hypotheca) of 6-7 thecal plates
(Illustrations of The Japanese Fresh-water Algae, 1977).
Species:
Glenodinium sp. ?,
cell body 29 μm long, 25 μm wide, L/W=1.2,
x 640, Kenashitai (marsh), Hakkoda mountain, Aomori city, Aomori Pref., Japan, July 17, 2005 by Y. Tsukii
31 μm
63 μm
94 μm; x 640
Cell body 30 μm long, 24 μm wide, L/W=1.3, x 640