Species (15.149)
- Chilodonella schedoeublepharis Dragesco & Dragesco-Kernéis 1986
- Chilodonella psammophila Dragesco 1960
- Chilodonella rigida Kahl 1933
- Chilodonella schewiakoffi Schouteden 1906
- Chilodonella steini Blochmann 1895
- Chilodonella subtilis Kahl 1933
- Chilodontopsis caudata Kahl 1933
- Chilodontopsis elongata Kahl 1931
- Chilodontopsis muscorum Kahl 1931
- Chilodontopsis hisioensis Ozaki & Yagiu 1941
- Chilodontopsis numerosa Ozaki & Yagiu 1941
- Chilodontopsis oblonga Maupas 1883
- Chilodontopsis pseudonassula Penard 1922
- Chilodontopsis simplex Ozaki & Yagiu 1941
- Chilodontopsis transversa Kahl 1928
- Chilodontopsis vermiformis Deroux 1978
- Chilodontopsis vorax Stokes 1887
- Chilophrya utahensis Pack 1919
- Chilophrya terricola Foissner 1984
- Chilophrya labiata Edmondson 1920
- Bundleia elongata Strelkow 1939
- Chlamydodon complanatus Gourret & Roeser 1886
- Chlamidodon mnemosyne Ehrenberg 1835
- Chlamydodon erythrorhynchus Perejaslawzewa 1885
- Chlamydodon cyclops Entz 1884
- Chlamydodon exocellatus Ozaki & Yagiu 1941
- Chlamydodon induratus Smith 1897
- Chlamydodon lynchelliformis Borror 1972
- Chlamydodon minutus Dragesco 1965
- Chlamydodon mnemosyne Ehrenberg 1835
- Chlamydodon obliqus Kahl 1931
- Chlamydodon rectus Ozaki & Yagiu 1941
- Chlamydonarcus symetrica Bauer 1978
- Chlamydodon pachydermis Perejaslawzewa 1885
- Chlamydodon triquetrus Müller 1786
- Chlamydonella alpestris Foissner 1979
- Chlamydonella distyla Wilbert 1971
- Chlamydonella polonica Foissner, Czapik & Wiackowski 1981
- Chlamydonella minuta Pätsch 1974
- Chlamydonella galeata Deroux 1970
- Chlamydonella pseudochilodon Deroux 1970
- Chlamydonella striata Deroux 1976
- Chlamydonella rostrata Vuxanovici 1963
- Chlamydonellopsis plurivacuolata Blatterer & Foissner 1990
- Chlamydonellopsis polonica Foissner, Czapik & Wiackowski 1981
- Chlamydonyx paucidentatus Deroux 1976
- Stylonychia harbinensis Shi & Ammermann 2004
- Choanostoma pingi Wang 1930
- Choanophrya infunibulifera Hartog 1902
- Chonosaurus rex Jankowski 1973
- Chonosaurus galeatus Jankowski 1973
- Chromatophagus parasiticus Kerbert 1884
- Chromidina elegans Foettinger ()
- Chytridium steinii Eberhard 1862
- Ciliofaurea arenicola Dragesco 1954
- Ciliofaurea brunea Dragesco 1965
- Ciliofaurea longissima Dragesco 1960
- Ciliofaurea mirabilis Dragesco 1954
- Ciliospina norwegica Leegaard 1915
- Ciliofaurea ornata Dragesco 1954
- Cinetochilum australiense Foissner, Berger & Kohmann 1994
- Cinetochilum impatiens Penard 1922
- Cinetoconia crassa Renault & Roche 1898
- Claretinella helenae Keij 1974
- Claparedia retractilis Diesing 1866
- Clathrostoma ovum Faure-Fremiet 1924
- Clathrostoma viminale Penard 1922
- Climacocylis digitula Kofoid & Campbell 1929
- Climacocylis scalaria Brandt 1906
- Climacostomum diedrum Faure-Fremiet 1924
- Climacocylis sipho Brandt 1906
- Climacostomum emarginatum Stokes 1885
- Climacostomum minimum Foissner 1980
- Climacostomum gigas Meunier 1907
- Climacostomum patulum
- Climacostomum stepanowii Entz 1901
- Clistolagenophrys primitiva Swarczewsky 1930
- Clypeolum corsicum Gourret & Roeser 1888
- Coccudina crystallina Perty 1852
- Cochliatoxum periachtum Gassovsky 1918
- Cochliophilus depressus Kozloff 1945
- Cochliodomus oncomelaniae Tchang 1957
- Cochliophilus minor Kozloff 1945
- Chilodon depressus Perty 1852
- Chilodon dentatus Ehrenberg 1833
- Chilodon dubius Maupas 1883
- Chilodon fluviatilis Stokes 1885
- Chilodon fungicola Dumas 1937
- Chilodon labiatus Stokes 1891
- Chilodon lucidibilis Dumas 1930
- Chilodon ornatus Ehrenberg 1835
- Chilodon piscatoris Blochmann 1895
- Chilodon schewiakoffi Schouteden 1906
- Chilodonatella minuta Dragesco 1966
- Chilodonella uncinatus Blochmann-Roux
- Chilodonella turgidula Penard 1922
- Chilodontopsis acuta Ozaki & Yagiu 1941
- Chilodonella vorax Stokes 1887
- Chilodonella wisconsinensis Kahl 1931
- Chilodontopsis bengalensis Ghosh 1921