Family: Cell body medium to large, right paroral dikinetid not segmented, more than 4 left oral polykinetids (Illustrated Guide, 1985).
Genus:
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Rostrophrya Foissner, 1993: Paroral membrane C-shaped
Enigmostoma sp.
133 x 50 μm
Fujioka
Tochigi, 2001
Enigmostoma sp.
220 x 105 μm
Kamiya Park
Konosu
Saitama, 2003
Enigmostoma sp.
320 x 100 μm
Kinchakuda
Hidaka
Saitama, 2004
Kuklikophrya Njine, 1979: Paoral membrane elliptical, open only at anterior left where adoral zone of organelles commences
(Silver impregnation necessary, Foissner, 1993)