Species (997)
- Oxytricha luteolucens Dumas 1937
- Oxytricha macrostyla Wrzesniowski 1870
- Oxytricha merula Fromentel 1874
- Oxytricha monspessulana Chatton & Seguela 1940
- Oxytricha multipes Claparède & Lachmann 1858
- Oxytricha protensa Perty 1852
- Oxytricha pseudosimilis Hemberger 1985
- Oxytricha pubes Müller 1773
- Oxytricha retractilis Claparède & Lachmann 1858
- Oxytricha rostrata Dumas 1930
- Oxytricha rubripuncta Berger & Foissner 1987
- Oxytricha salmastra Dragesco & Dragesco-Kernéis 1986
- Oxytricha quercineti Lepsi 1948
- Oxytricha saprobica Kahl 1932
- Oxytricha selvatica Hemberger 1985
- Oxytricha similis Engelmann 1862
- Oxytricha setigera Stokes 1891
- Parastylonychia pleuneouri Dragesco 1963
- Paraurostyla granulifera Berger & Foissner 1989
- Paraurostyla hymenophora Stokes 1886
- Paraurostyla macrostoma Foissner 1982
- Paraurostyla polynucleata Alekperov 1993
- Paraurostyla weissei Stein 1859
- Perisincirra paucicirrata Foissner, Agatha & Berger 2002
- Actinotricha hyalina Perejaslawzewa 1885
- Alastor polyporum Perty 1852
- Alloiozona triozona Hsiung 1930
- Allotricha mollis Sterki 1878
- Actinotricha saltans Cohn 1866
- Apoamphisiella tihanyiensis Géllert & Tamás 1958
- Ancystropodium maupasi Faure-Fremiet 1907
- Gonostomum affine Stein 1859
- Gonostomum algicola Gellert 1942
- Gonostomum andoi Shibuya 1929
- Gonostomum bryonicolum Gellert 1956
- Gonostomum ciliophorum Gellert 1956
- Gonostomum franzi Foissner 1982
- Gonostomum kuehnelti Foissner 1987
- Gonostomum geleii Gellert 1957
- Gonostomum spirotrichoides Gellert 1956
- Gonostomum strenuum Engelmann 1862
- Gastrostyla dorsicirrata Foissner 1982
- Gastrostyla hebbalica Rajesekaresetty & Kastori Bai 1961
- Gastrostyla minima Hemberger 1985
- Gastrostyla dubia Dragesco 1954
- Gastrostyla muscorum Kahl 1932
- Gastrostyla philippinensis Shibuya 1931
- Gastrostyla mystacea Stein 1859
- Gastrostyla pulchra Perejaslawzewa 1883
- Gastrostyla stenocephala Borror 1963
- Gastrostyla steinii Engelmann 1862
- Gastrostyla sterkii Wallengren 1890
- Gastrostyla affine Stein 1859
- Hemisincirra inquieta Hemberger 1985
- Hemisincirra kahli Buitkamp 1977
- Hemisincirra interrupta Foissner 1982
- Hemisincirra livida Berger & Foissner 1987
- Hemisincirra muelleri Foissner 1986
- Hemisincirra octonucleata Hemberger 1985
- Hemisincirra polynucleata Foissner 1984
- Hemisincirra quadrinucleata Hemberger 1985
- Hemisincirra pori Wilbert & Kahan 1986
- Hemisincirra similis Foissner 1982
- Hemisincirra vermiculare Hemberger 1985
- Hemisincirra viridis Foissner 1982
- Hemisincirra wenzeli Foissner 1987
- Histriculus erethisticus Stokes 1887
- Holosticha hymenophora Stokes 1886
- Histrio steinii Sterki 1878
- Histrio histrio Müller 1786
- Histrio sphagni Stokes 1891
- Histrio vorax Stokes 1891
- Hemisincirra gellerti Foissner & Schade in Foissner 2000 ssp. verrucosa
- Hemisincirra heterocirrata Hemberger 1985
- Histriculus complanatus Stokes 1887
- Histriculus admirabilis Foissner 1980
- Histriculus cavicola Kahl 1935
- Histriculus histrio Müller 1773
- Histriculus hyalinus Vörösvary 1950
- Histriculus muscorum Kahl 1932
- Histriculus lemani Dragesco 1966
- Histriculus steinii Corliss 1960
- Histriculus vorax Stokes 1891
- Histrio acuminatus Maskell 1886
- Histrio erethesticus Stokes 1887
- Histrio complanatus Stokes 1887
- Histrio similis Quennerstedt 1867
- Histrio inquietus Stokes 1887
- Kerona tremula Dumas 1929
- Kerona truncata Dumas 1929
- Kerona unguicularis Dumas 1937
- Kerona absidata Dumas 1930
- Kerona anfracta Dumas 1929
- Kerona arcuata Dumas 1929
- Kerona aper Fromentel 1876
- Kerona becciformis Dumas 1929
- Kerona bicaudata Dumas 1937
- Kerona calvaeformis Dumas 1929
- Kerona bipes Dumas 1937
- Kerona caudata Dumas 1929