Litostomatea: Haptoria: Pharyngophorida: Tracheliidae

Dujardin, 1841 (1840 ?)

Family: Apical cytostome eccentric, oral dikinetids along extended flailing anterior end ("proboscis"); toxicysts on ventrum of proboscis.
Genus: Body long, rear usually pointed (Illustrated Guide, 1985). Elogate; snout or neck-like prolongation (proboscis) conspicuous; contractile vacuoles two or more (Kudo, 1966). Contractile vacuoles usually lie in a row along the dorsal surface (Carey, 1992).

Dileptus, x 100, x 200, x 400, x 640, Uruguay Nov. 1999, photo 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

Dileptus, x 400, x 640, Uruguay Nov. 1999, photo by Yuuji Tsukii

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