IRMNG Taxon list
Abathostoma Berger, 1994 (uncertain )
Acanthodiophrya de Puytorac & Dragesco, 1968
Acanthophrya Heidenreich, 1935
Acucyclidium Gao, Gao, Wang, Katz & Song, 2014
Acyclochaeta Zick, 1928
Agolohymena Bourland & Strüder-Kypke, 2010
Almophrya de Puytorac & Dragesco, 1968
Ambiphrya Raabe, 1952
Ambiphrya miri Raabe, 1952
Amieta Ngassam & Grain, 1998
Ampullaster Jankowski, 1976
Ancistridae Issel, 1903
Ancistrospira Chatton & Lwoff, 1926
Ancistrospira veneris Chatton & Lwoff, 1926
Ancistrum Maupas, 1883
Ancistrum abrarum Fenchel, 1965
Ancistrum arcopagiae Fenchel, 1965
Ancistrum caudatum Fenchel, 1964
Ancistrum crassum Fenchel, 1965
Ancistrum cyclidioides (Issel, 1918)
Ancistrum dosiniae Chatton & Lwoff, 1926
Ancistrum hydrobiae Raabe, 1936
Ancistrum isseli Kahl, 1931
Ancistrum japonicum (Uyemura, 1937)
Ancistrum macomae Chatton & Lwoff, 1949
Ancistrum mytili (Quennerstedt, 1867)
Ancistrum nuculae Fenchel, 1965
Ancistrum venerupis Fenchel, 1965
Ancistruma Strand, 1928 accepted as Ancistrum Maupas, 1883
Ancistrumina Raabe, 1959
Ancistrumina kofoidi (Busch, 1937)
Annelophrya (uncertain )
Anophryoides de Puytorac & Grolière, 1979
Anophrys Cohn, 1866
Anophrys arenicola Fernandez-Leborans, 1986
Anophrys sarcophaga Cohn, 1866
Anoplophrya von Stein, 1860
Anoplophrya macronucleata Wichterman, 1942
Anoplophrya mytili Delphy, 1938
Anoplophryidae Cépède, 1910
Anoplophryopsis de Puytorac, 1954
Anoplophryopsis ovata de Puytorac, 1954
Anthonyella Delphy, 1936
Apiosoma Blanchard, 1885
Apisoma accepted as Apiosoma Blanchard, 1885
Apisoma piscola
Apocarchesium Ji & Kusuoka, 2009
Apofrontonia Foissner & Song, 2002 (uncertain )
Apostomatida
Apostomatida (awaiting allocation) (temporary name )
Apouronema Pan, Chen, Liang & Pan, 2020
Archiastomata Foissner, 1976
Archiastomatidae
Ascophrys Campillo & Deroux, 1974
Askoella Fenchel, 1965
Askoella janssoni Fenchel, 1965
Astomatida
Astylozoidae accepted as Astylozoonidae
Astylozoon Engelmann, 1862
Astylozoonidae
Authadias Gistl, 1848 (uncertain )
Balanonema Kahl, 1931
Balantiophorus Schewiakoff, 1889 (uncertain )
Bezedniella Stloukal & Matis, 1994
Biggaria Aescht, 2001
Biggaria Kahl, 1934 accepted as Biggaria Aescht, 2001
Biggaria bermudensis (Biggar & Wenrich, 1932) Aescht, 2001
Biggaria echinometris (Biggar & Wenrich, 1932) Aescht, 2001
Blepharostoma Schewiakoff, 1891
Boveria Stevens, 1901
Boveria labialis Ikeda & Ozaki, 1918
Boveria subcylindrica Steven, 1901
Boveria teredinidi Nelson, 1923
Bromeliophryidae Foissner, 2003
Buetschliellidae de Puytorac in Corliss, 1979
Buetschliellopsis Puytorac, 1954
Bursostoma Vörösváry, 1950
Butschliellopsis Puytorac, 1954 accepted as Buetschliellopsis Puytorac, 1954
Bütschliellopsis Puytorac, 1954 accepted as Buetschliellopsis Puytorac, 1954
Caliperia Laird, 1953
Calyptotricha Phillips, 1882
Calyptotricha lanuginosa (Penard, 1922) Wilbert & Foissner, 1980
Calyptotrichidae Small & Lynn, 1985
Calyptrotricha accepted as Calyptotricha Phillips, 1882
Campanella Goldfuss, 1820
Campanella cantieeri
Campanella umbellaria (L.)
Carchesium Ehrenberg, 1831
Carchesium duplicatum Precht, 1935
Carchesium gammari Precht, 1935
Carchesium granulatum
Carchesium jaerae Precht, 1935
Carchesium pectinatum (Zacharias, 1897) Kahl, 1935
Carchesium polypinum Linnaeus, 1758
Carchesium spectabile Ehrenberg-Claparède & Lachmann, 1858
Carchesium steinii Wrzesniowski, 1877
Cardiostomatella Corliss, 1960
Cardiostomatella minuta Dragesco, 1965
Cardiostomatella mononucleata Dragesco, 1960
Cardiostomatella vermiforme (Kahl, 1928) accepted as Cardiostomatella vermiformis (Kahl, 1928) Aescht, 2001