: Colpodida: Colpodidae
Genus: Oral cavity tubular; deep groove
at least once around body (Illustrated Guide, 1985). Like
but peristome is curved; body somewhat twisted (How to know the protozoa, 1979).
sp., cell body
μm wide, x 400, x 640, Tsukuba city, Ibaraki Pref., Japan, October 2000, collected by N. Kinoshita, photo by Y. Tsukii
150 μm; x 400 :
94 μm; x 640
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