Family: With two flagella; one directed anteriorly and the other posteriorly and trailing
(recurrent flagellum); flagella orininate in anterior end; one to several contractile vacuoles (Kudo, 1966).
Genus: (Kudo, 1966).
Species:
Cercomonas parva ?,
x 400, x 640, Tsukuba city, Ibaraki Pref., Japan, 2000 by Y. Tsukii
31 μm
63 μm
94 μm; x 640