Species (1.164)
- Bryophyllum loxophylliforme Kahl 1931
- Balanophrya helenae André 1915
- Bryophyllum penardi Kahl 1931
- Bryophyllum tegularum Kahl 1931
- Bryophyllum spathidioides Gelei 1933
- Bryophyllum vorax Stokes 1888
- Bryophyllum lingua Gelei 1933
- Cercaria hirtus Nitzsch 1827
- Balantidium wenrichi Hegner 1934
- Chaenea binucleata Wenzel 1953
- Chaenea clavata Grandori & Grandori 1934
- Chaenea crassa Maskell 1887
- Chaenea elongata Kahl 1926
- Chaenea gigas Kahl 1933
- Chaenea humicola Gellert 1957
- Chaenea limicola Lauterborn 1901
- Chaenea psammophila Dragesco 1960
- Chaenea pontica Lepsi 1926
- Chaenea minor Kahl 1926
- Chaenea nigricans Kahl 1933
- Chaenea sapropelica Kahl 1930
- Chaenea similis Zacharias 1893
- Chaenea robusta Kahl 1930
- Chaenea simulans Kahl 1930
- Chaenea tessealta Kahl 1933
- Chaenea teres Dujardin 1841
- Chaenea stricta Dujardin 1841
- Chaenea torrenticola Foissner 1984
- Chaenea tokkuri Shibuya ?
- Chaenea vorax Quennerstedt 1867
- Dileptus acutus Dumas 1929
- Dileptus alpinus Kahl 1931
- Dileptus anduncus Dumas 1929
- Dileptus anguillula Kahl 1931
- Dileptus anas Müller 1773
- Dileptus amphileptoides Kahl 1931
- Dileptus americanus Kahl 1931
- Dileptus arcuatus Dumas 1929
- Dileptus biacuta Dumas 1937
- Dileptus bicaudatus Dumas 1929
- Dileptus bicornis Dumas 1929
- Dileptus bicristatus Dumas 1929
- Dileptus binucleatus Kahl 1931
- Dileptus cilunculus Dumas 1930
- Dileptus conspicuus Kahl 1931 ssp. conspicuus
- Dileptus clavipes Dumas 1929
- Dileptus corniculatus Dumas 1929
- Dileptus conspicuus Gellert 1955 ssp. telobivacuolatus
- Dileptus corniger Fromentel 1876
- Dileptus costaricanus Foissner 1995
- Dileptus crinitus Müller
- Dileptus costatus Dumas 1929
- Dileptus cristatus Dumas 1937
- Dileptus crispatus Dumas 1930
- Dileptus cuspidatus Dumas 1929
- Dileptus cylindricus Fromentel 1876
- Dileptus cygnus Claparède & Lachmann 1859
- Dileptus cylindroides Dumas 1929 ssp. non
- Dileptus diaphanus Dumas 1929
- Dileptus decorus Dumas 1929
- Dileptus ectromeloides Dumas 1937
- Didinium gargantua Meunier 1910
- Didinium nasutum Müller 1773
- Dileptus bivacuolatus Cunha 1915
- Dileptus brachiatus Dumas 1929
- Dileptus breviboscis Foissner 1981
- Dileptus calceolus Fromentel 1876
- Dileptus cavicaudus Dumas 1929
- Dileptus cinereus Dumas 1929
- Neobryophyllum penardi Kahl 1931
- Cyclotrichium cinctum Voigt 1901
- Cranotheridium ariadnae Penard 1922
- Cranotheridium elongatum Penard 1922
- Cranotheridium foliosum Foissner 1983
- Dileptus exiguus Dumas 1930
- Dileptus gibbosus Dumas 1929
- Dileptus gigas Claparède & Lachmann 1859
- Dileptus gonophyllus Dumas 1929
- Dileptus gulosus Dumas 1930
- Dileptus gracilis Kahl 1931
- Dileptus helicoides Dumas 1929
- Dileptus hians Dumas 1930
- Dileptus irregularis Maskell 1888
- Dileptus kahli Sramek-Husek 1957
- Dileptus limbatus Dumas 1929
- Dileptus lacazei Gourret & Roeser 1886
- Dileptus lacrymarioides Dumas 1929
- Dileptus margaritifer Ehrenberg 1833
- Dileptus marouensis Dragesco 1963
- Dileptus meleagris Fromentel 1876
- Dileptus massiliensis Gourret & Roeser 1886
- Dileptus massutii Kahl 1933
- Dileptus minimus Dumas 1930
- Dileptus n.sp.
- Dileptus monilatus Stokes 1886
- Dileptus orbicularis Dumas 1929
- Dileptus edaphoni Song 1994
- Dileptus elephantinus Svec 1897
- Dileptus estuarinus Dragesco 1960
- Dileptus fastigiatus Dumas 1929