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Heterotrichea: Heterotrichida: Condylostomatidae

 Condylostoma sp.
Bory, 1826 (1824?)

Condylostoma Genus: Body ellipsoid; anterior end truncate; posterior end rounded; peristome wide and V-shaped; a large membrane on right edge and adoral zone on left; macronucleus moniliform (Kudo, 1966).
Species: Cell body ovoid, 180 μm long, anterior truncated, peristome wide triangular, posterior rounded with a slight bump terminal, three large macronuclei, no contractile vacuole ?, kineties spiral (Carey, 1992).

Condylostoma sp., cell body 123 μm long, 98 μm wide, macronuclei moniliform, x 400, x 640, Shiro-numa, Tatebayashi city, Gunma Pref., Japan, June 2001 by Y. Tsukii
scale 50 μm scale 100 μm scale 150 μm; x 400
Condylostoma Condylostoma Condylostoma Condylostoma
Cell body slightly flattened, x 400, x 640
scale 50 μm scale 100 μm scale 150 μm; x 400
Condylostoma Condylostoma Condylostoma
scale 31 μm scale 63 μm scale 94 μm; x 640
Condylostoma

C. vastum Bock, 1955: Cell body ovoid, 180 μm long, anterior truncated, peristome wide triangular, posterior rounded with a slight bump terminal, three large macronuclei, no contractile vacuole ?, kineties spiral (Carey, 1992).

C. nigra Dragesco, 1960: cell body small, ovoid, rounded at both ends, 300 μm long, peristome small, but undulating membrane large, macronucleus moniliform, contractile vauoles along both edges of the body, dark blue mucocysts present (Carey, 1992).

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