Family and Genus: Cell body cone- or heart-shaped; oral region large compared to vetral body surface
(Illustrated Guide, 1985).
Species:
Stokesia sp. or similar species ?,
cell body μm long, μm wide,
two or three elongated ciliary rows present at dorsal side,
x 640, Naruto town, Chiba Pref., Japan, September 2003 by Y. Tsukii
50 μm
100 μm
150 μm; x 400 :
31 μm
63 μm
94 μm; x 640