Heterotrichea:
Heterotrichida: Condylostomatidae
Condylostoma sp.
Bory, 1826 (1824?)
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).
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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
50 μm
100 μm
150 μm; x 400
Cell body slightly flattened, x 400, x 640
50 μm
100 μm
150 μm; x 400
31 μm
63 μm
94 μm; x 640
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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