Genus: Flask-shaped; elongate, flattened; anterior region neck-like; cilia only on right side;
without trichocyst-borders; cytostome with trichocysts; two macronuclei (Kudo, 1966).
Species:
Similar Genus ->> Loxophyllum;
Amphileptus Litonotus sp.,
cell body 35 μm long, 14 μm wide,
x 640, Omoi river, Oyama city, Tochigi Pref., Japan, February 8, 2004 by Y. Tsukii
31 μm
63 μm
94 μm; x 640