Genus: Ovoid; ciliation uniform; long stiff cilia (bristles) distributed over the body surface;
peristome deep, both anterior and posterior regions with a well-developed membranes connected
with undulating membrane (velum); two macronucleus; 1-2 micronuclei; several contractile
vacuoles; fresh water (Kudo, 1966).
Species: |
31 μm
63 μm
94 μm; x 640
Images of collecting locality:
No. 1, Oyumi-ike (a pond), Chuo-ku, Chiba City, Chiba Pref., Japan, December 24, 2007 by Y. Tsukii
