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Litostomatea: Haptoria: Pleurostomatida: Litonotidae

Litonotus sp.
Wrzesniowski, 1870
Syn.: Lionotus

Litonotus 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. (dusarti or anguilla ?), cell body 140 μm long, 26 μm wide, x 640, near Oh-hashi (large bridge), Asa-kawa (Asa river), Hachioji city, Tokyo, Japan, March 26, 2005 by Y. Tsukii
scale 50 μm scale 100 μm scale 150 μm; x 400
Litonotus Litonotus

Litonotus dusarti Dragesco, 1960: Similar in form to L. anguilla, but the mid-body region is enlarged; 135-200 μm long; a neck and oral region lined with trichocysts; a pointed tail; a single contractile vacuole; two macronuclei with an intercalated micronuleus (Carey, 1992).

Litonotus anguilla (Kahl, 1930): Elongate with a long curving neck region and pointed tail; 150-160 μm long; longitudila kineties stretch from pole to pole; single contractile vacuole; a macronucleus consisting of two parts with an intercalated micronuleus (Carey, 1992).


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