Species (22.489)
- Loxodes rostrum Ehrenberg 1830
- Loxodes rostrum ssp. Typus A
- Loxodes rostrum ssp. Typus C
- Loxodes rostrum ssp. Typus B
- Urosoma planctonicum Horvath 1933
- Monodinium balbianii Fabre-Domergue 1888
- Mucotrichidium hospes Ehrenberg 1831
- Mycterothrix tuamotuensis Balbiani 1887
- Mylestoma anatium
- Nyctotherus cordiformis
- Nassula elegans Ehrenberg 1833
- Opercularia arboricolum Biegel 1954
- Ophryoglena acuminata Ehrenberg 1833
- Ophryoglena atra Ehrenberg 1833
- Ovalorhabdos sapropelicus Foissner 1984
- Opisthonecta dubia Foissner 1975
- Oxytricha gibba Claparède & Lachmann 1858
- Oxytricha platysoma
- Oxytricha granulifera Foissner & Adam 1983
- Oxytricha platystoma Perty 1825
- Oxytricha lingua Dujardin 1841
- Papillorhabdos multinucleatus Foissner 1984
- Pantotrichum enchelis
- Panophrys flavicans
- Paracolpidium truncatum Stokes 1885
- Parakahliella macrostoma Foissner 1982
- Paracolpoda steinii Maupas 1883
- Paramaecium bursaria
- Paramecium aurelia-Komplex
- Paruroleptus caudatus Wenzel 1953
- Perisincirra filiformis Foissner 1982
- Perisincirra polynucleata
- Phialina vermicularis Bory 1824
- Plagiopogon coleps Stein 1831
- Plagiopyla nasuta Stein 1860
- Platycola dilatata Fromentel 1876
- Pleuronema chrysalis Perty 1836
- Pleuronema coronatum Kent 1881
- Podophrya cylindrica
- Podophrya cothurnata
- Podophrya infusionum
- Podophrya terricola
- Prodiscophrya collini Root 1914
- Prorodon cinctum Foissner 1983
- Pseudoamphileptus macrostoma Chen 1955
- Prorodon lieberkuehnii
- Pseudochlamydonella rheophila Buitkamp, Song & Wilbert 1989
- Pseudochilodonopsis similis Song & Wilbert 1989
- Pseudovorticella margaritata Kahl 1935 ssp. chlorelligera
- Pseudovorticella elongata Fromentel 1876
- Pseudovorticella difficilis Foissner & Schiffmann 1974 ssp. magnistriata
- Histriculus setosa
- Euplotes quadricirratus
- Actinobolus rotundus
- Lembus saprophilus
- Metacystis exigua
- Euplotopsis bisulcata Kahl 1932
- Paruroleptus interrupta Foissner 1981
- Prorodon vesiculatus Kahl 1927
- Paradileptus estensis Canella 1951
- Podophrya urostylae
- Pseudocarchesium asellicola
- Pseudocarchesium erlangensis
- Pseudocarchesium ovatum
- Pseudocarchesium simulans
- Pseudocarchesium steini
- Glossatella buetschlii
- Pseudoprorodon foliosum Foissner 1983
- Podophrya brevipoda
- Salpingellina levantina Colom 1948
- Acineta truncata
- Teutophrys trisulca Chatton & Beauchamp 1923
- Vorticella bosminae
- Telotrichidium johanninae Faure-Fremiet 1950
- Tokophrya cyclopis
- Tintinnopsella carpatica
- Usconophrys aperta Plate 1889
- Coxliella helix ssp. minima
- Zoothamnium gammari Korfsmeier 1943
- Litonotus grandis
- Stentor foliginosus
- Bursella gargamellae Faure-Fremiet 1922
- Oxytricha lata Sterki 1878
- Euplotopsis tegulata Tuffrau 1960
- Acineta tuberosa Ehrenberg 1834 ssp. tuberosa
- Cercaria hirta Nitzsch 1817
- Acineta tubulifera Swarczewsky 1928
- Pedohymena australiensis Foissner 1995
- Supraspathidium multistriatum Foissner & Didier 1981
- Opercularia curvicaule Penard 1922
- Paramecium jenningsi
- Enchelys polynucleata Foissner 1984
- Colpodidium trichocystiferum Foissner, Agatha & Berger 2002
- Acineta urecolata
- Rostrophrya namibiensis Foissner, Agatha & Berger 2002
- Oxytricha matritensis
- Vermioxytricha muelleri Foissner 1986
- Clavoplites terrenum Foissner 1984
- Acineta vorticelloides Fraipont
- Keratona pediculus