image_list image_listE

Litostomatea: Haptoria: Pharyngophorida: Tracheliidae

 Dileptus monilatus
(Stokes, 1886) Kahl, 1931

Dileptus monilatus 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: Elongate; 700 μm long; no separate tail region; macronucleus moniliform; contractile vacuoles line the dorsal surface and extend right to the tip of the neck region (Carey, 1992).
Similar Genus ->> Trachelius; Paradileptus;

Dileptus monilatus, cell body 800 μm long, μm wide, moniliform macronucleus ?, separate tail region absent, contractile vacuoles line the dorsal surface and extend right to the tip of the neck region, proboscis 1/3-1/4 of the body length, x 100, x 200, x 400, x 640, Japan, November 1998, 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 monilatus Dileptus monilatus Dileptus monilatus Dileptus monilatus
Dileptus monilatus Dileptus monilatus Dileptus monilatus Dileptus monilatus Dileptus monilatus Dileptus monilatus Dileptus monilatus Dileptus monilatus Dileptus monilatus Dileptus monilatus Dileptus monilatus

* D. monilatus (Stokes, 1886) Kahl, 1931: Elongate; 700 μm long; no separate tail region; macronucleus moniliform; contractile vacuoles line the dorsal surface and extend right to the tip of the neck region (Carey, 1992).

D. gigas: About 700 μm long; macronucleus sausage-shaped; contractile vacuoles line the dorsal surface and extend right to the tip of the neck region (Illustrated Guide, 1985).

Please click on images for viewing enlarged.
Copyright Protist Information Server