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).
(An Illustrated Guide to the Freshwater Zooplankton in Japan, 2000).
Glenodinium pulvisculus (Ehrenberg) Stein,
cell body 44 μm long, μm wide,
x 640, Shimaru-no-ike, Kejo-numa, Furukawa city, Miyagi Pref., Japan, November 2003 by Y. Tsukii
94 μm; x 640