Genus: Pyriform or pyramidal; without lorica; tentacles in 1-4 fascicles on anterior surface;
stalk not rigid; simple endogenous budding; fresh water (Kudo, 1966).
Tentacles emerge from distal, bullbous processes (Illustrated Guide, 1985).
Specis: body 100-175 μm long; with sucking tentacles in four groups (How to know the protozoa, 1979).
Images of collecting locality:
Water reservoir near Kashiwa-no-ha tennis cort, Kashiwa city, Chiba Pref., Japan, February 11, 2008 by Y. Tsukii