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Oligohymenophorea: Hymenostoamtida: Turaniellidae

 Colpidium campylum
(Stokes, 1886) Bresslau

Colpidium Genus: Elongate reniform (kidney-shaped); typically one postoral ciliary row; cytostome small, triangular, 1/4 from anterior end toward right side; macronucleus rounded; a micronucleus; a contractile vacuole (Kudo, 1966).
Species:

Colpidium campylum, cell body 61 μm long, 28 μm wide, L/W=2.2, x 640, drainage ditch near Kondo-numa (Kondo pond) park, Tatebayashi city, Gunma Pref., Japan, February 18, 2006 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Colpidium Colpidium

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