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Litostomatea: Haptoria: Pharyngophorida: Tracheliidae

Dileptus anser
(Müller, 1786) Dujardin, 1841 (1840 ?)

Dileptus 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).
Species: 250-400 (sometimes up to 600) μm long; numerous macronuclei; contractile vacuoles in a row on the aboral surface (Kudo, 1966). 200-600 μm long; small tail region; 200-500 very small macronuclei; contractile vacuoles from anterior to posterior on the dorsal surface (Carey, 1992).
Similar Genus ->> Trachelius; Paradileptus;

Dileptus anser (Müller, 1786) Dujardin, cell body about 230 μm long, 44 μm wide, x 400, x 640, wetland, near Town Hall, Shobu town, Saitama Pref., Japan, June 27, 2004 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 Dileptus Dileptus Dileptus
Cell body 250 μm long, 30 μm wide, x 400, x 640
Dileptus Dileptus Dileptus Dileptus

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