Genus: Solitary or colonial; individual with tubular test; young individuals are
attached to the exterior of parent tests (Kudo, 1966).
Loricas tubular, attached to sides of one another (How to know the protozoa, 1979).
lorica 18 μm long, 8.5 μm wide, L/W=2.1,
x 640, Imori pond, Myoko-kogen (Myoko highland), Myoko village, Niigata Pref., Japan, November 7, 2004 by Y. Tsukii
94 μm; x 640