Family: Oral area subapical, ovoid, flattened, anlong ventral margin of laterally compressed body; both side
ciliated (Illustrated Guide, 1985).
Genus: Flask-shaped; ciliation uniform and complete; slit-like cytostome not reaching the middle of body, without trichocyst-borders; many contractile vacuoles; two or more macronuclei (Kudo, 1966). |
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