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Litostomatea: Haptoria: Pleurostomatida: Amphileptidae

Amphileptus sp.
Ehrenberg, 1830
Syn.: Hemiophrys Wrzesniowski, 1870

Amphileptus Genus: Flask-shaped; ciliation uniform and complete; slit-like cytostome not reaching the middle of body, without trichocyst-borders; two or more macronuclei (Kudo, 1966). Many contractile vacuoles along both dorsal and ventral edges (Carey, 1992).
Species:


Amphileptus sp., cell body 265 μm long, 64 μm wide, x 400, x 640, near Eai-gawa (Eai river), Ishinazaka, Furukawa city, Miyagi Pref., Japan, November 2003 by Y. Tsukii
scale 50 μm scale 100 μm scale 150 μm; x 400 : scale 31 μm scale 63 μm scale 94 μm; x 640
Amphileptus Amphileptus Amphileptus
Amphileptus Amphileptus Amphileptus

Amphileptus lanceolatus Dragesco, 1965: lanceolate in form; 120 μm long; pointed both anteriorly and posteriorly; no elongate neck region; trichocysts in the buccal region and also scattered throughout cytoplasm; mucocysts present; a macronucleus consisting of two spherical bodies with a intercalated micronuleus; a single contractile vacuole with satellite vacuoles (Carey, 1992).

Amphileptus inquieta (Biernacka, 1963): 170-200 μm long; with an elongate neck & rounded posterior; a row of four contractile vacuoles present laterally; two large spherical macronuclei (Carey, 1992).


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