- Acanthodasys Remane, 1927
- Anacanthoderma Marcolongo, 1910
- Anandrodasys Todaro, Dal Zotto, Jondelius, Hochberg, Hummon, Kanneby & Rocha, 2012
- Arenotus Kisielewski, 1987
- Aspidiophorus Voigt, 1903
- Caudichthydium Schwank, 1990
- Cephalodasyidae Hummon & Todaro, 2010
- Cephalodasys Remane, 1926
- Chaetonotida
- Chaetonotidae Gosse, 1864 sensu Leasi & Todaro, 2008
- Chaetonotinae Kisielewski, 1991
- Chaetonotus Ehrenberg, 1830
- Chitonodytes Remane, 1936
- Chordodasiopsis Todaro, Guidi, Leasi & Tongiorgi, 2006
- Crasiella Clausen, 1968
- Dactylopodola Strand, 1929
- Dactylopodolidae Strand, 1929
- Dasydytes Gosse, 1851
- Dasydytidae Daday, 1905
- Dendrodasys Wilke, 1954
- Dendropodola Hummon, Todaro & Tongiorgi, 1993
- Desmodasys Clausen, 1965
- Dichaetura Lauterborn, 1913
- Dichaeturidae Remane, 1927
- Dinodasys Remane, 1927
- Diplodasyinae Ruppert, 1978
- Diplodasys Remane, 1927
- Diuronotus Todaro, Balsamo & Kristensen, 2005
- Dolichodasys Gagne, 1977
- Draculiciteria Hummon, 1974
- Draculiciterinae Ruppert, 1979
- Fluxiderma d'Hondt, 1974
- Gastrotricha Metschnikoff, 1865
- Halichaetonotus Remane, 1936
- Haltidytes Remane, 1936
- Hemidasys Claparède, 1867
- Heterolepidoderma Remane, 1927
- Heteroxenotrichula Wilke, 1954
- Hummondasyidae Todaro, Leasi & Hochberg, 2014
- Hummondasys Todaro, Leasi & Hochberg, 2014
- Ichthydium Ehrenberg, 1830
- Kijanebalola Beauchamp, 1932
- Lepidochaetus Kisielewski, 1991
- Lepidodasyidae Remane, 1927
- Lepidodasys Remane, 1926
- Lepidodermella Blake, 1933
- Lepidodermella Blake, 1933
- Macrodasyida
- Macrodasyida incertae sedis
- Macrodasyidae Remane, 1924
- Macrodasys Remane, 1924
- Marinellina
- Megadasys Schmidt, 1974
- Mesodasys Remane, 1951
- Multitubulatina
- Musellifer Hummon, 1969
- Muselliferidae Leasi & Todaro, 2008
- Neodasyidae Remane, 1929
- Neodasys Remane, 1927
- Neogossea Remane, 1927
- Neogosseidae Remane, 1927
- Oregodasys Hummon, 2008
- Ornamentula Kisielewski, 1991
- Paradasys Remane, 1934
- Paraturbanella Remane, 1927
- Paucitubulatina
- Planodasyidae Rao & Clausen, 1970
- Planodasys Rao & Clausen, 1970
- Pleurodasys Remane, 1927
- Polymerurus Remane, 1927
- Proichthydiidae Remane, 1927
- Proichthydioides Sudzuki, 1971
- Proichthydium Cordero, 1918
- Prostobuccantia Evans & Hummon, 1991
- Pseudostomella Swedmark, 1956
- Pseudoturbanella d’Hondt, 1968
- Ptychostomella Remane, 1926
- Redudasyidae Todaro, Dal Zotto, Jondelius, Hochberg, Hummon, Kanneby & Rocha, 2012
- Redudasys Kisielewski, 1987
- Rhomballichthys Schwank, 1990
- Setopus Grünspan, 1908
- Stylochaeta Hlava, 1904
- Tetranchyroderma Remane, 1926
- Thaumastoderma Remane, 1926
- Thaumastodermatidae Remane, 1927
- Thaumastodermatinae Remane, 1927
- Turbanella Schultze, 1853
- Turbanellidae Remane, 1926
- Undula Kisielewski, 1991
- Undulinae Kisielewski, 1991
- Urodasys Remane, 1926
- Xenodasyidae Todaro, Guidi, Leasi & Tongiorgi, 2006
- Xenodasys Swedmark, 1967
- Xenotrichula Remane, 1927
- Xenotrichulidae Remane, 1927
- Xenotrichulinae Remane, 1927