 
 
|  Genus: Colonical when mature; macronucleus rounded; some species loricate
 (Illustrated Guide, 1985).  Stalk non-contractile. Species: | 
 31 μm
 31 μm
 63 μm
 63 μm
 94 μm; x 640
 94 μm; x 640
 
 
 
Images of collecting locality: 
Chiba City Greenery Botanical Garden, Chuo-ku, Chiba City, Chiba Pref., January 27, 2008 by Y. Tsukii
 
 
