Family: No lorica; tentacles single, in fascicles, or distributed evenly over body (Illustrated Guide, 1985).
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).
Species:
intact cells
75-125 μm
Japan, 1997
intact cells
75-125 μm
Japan, 1997
well fed
75-125 μm
Japan, 1997
feeding
75-125 μm
Japan, 1997
cell division
75-125 μm
Japan, 1998
morphogenesis
75-125 μm
Japan, 1998
morphogenesis
75-125 μm
Watarase river
Ashikaga
Tochigi, 2004