Description of Litonotus
provided by BioPedia
Predatory ciliate, flattened and somewhat sigmoid being broad in middle and tapering to the poles. About one third of the body is contractile. Right side flat, left side slightly to strongly convex in middle depending on nutritional state. Mouth located along the anterior margin extending from anterior pointed pole to near the middle of the cell. Macronucleus usually in segments. Contractile vacuole subterminal, located close to dorsal margin of body. Extrusomes 5 microns long, gently curved. Cortex and endoplasm colourless. Movement a slow gliding, very flexible, amongst detritus.