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| Kingdom Animalia |
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Abyla Quoy and Gaimard, 1827 -- valid |
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Abylidae Agassiz, 1862 -- valid |
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Acryptolaria Norman, 1875 -- valid |
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Agalmatidae Brandt, 1835 -- valid |
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Anthohebella Boero, Bouillon and Kubota, 1997 -- valid |
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Anthohebella parasitica (Ciamician, 1880) -- valid |
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Athorybia Eschscholtz, 1829 -- valid |
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Athorybiidae Huxley, 1859 -- valid |
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Bimeria Wright, 1859 -- valid |
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Blackfordia Mayer, 1910 -- valid |
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Calpasoma Fuhrmann, 1939 -- valid |
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Calycella Allman, 1864 -- valid |
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Candelabrum de Blainville, 1830 -- valid |
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Cladocoryne Rotch, 1871 -- valid |
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Clava Gmelin, 1791 -- valid |
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Cordagalma Totton, 1932 -- valid |
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Cordylophora Allman, 1844 -- valid |
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Coryne Gaertner, 1774 -- valid |
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Dicoryne Allman, 1859 -- valid |
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Egmundella Stechow, 1921 -- valid |
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Eudendrium Ehrenberg, 1834 -- valid |
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Foersteria Arai and Brinckmann-Voss, 1980 -- valid |
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Garveia Wright, 1859 -- valid |
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Gonothyraea Allman, 1864 -- valid |
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Hartlaubella Poche, 1914 -- valid |
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Hydra Linnaeus, 1758 -- valid |
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Hydrallmania Hincks, 1868 -- valid |
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Lafoeina G. O. Sars, 1874 -- valid |
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Lafoeina tenuis G. O. Sars, 1874 -- valid |
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Lensia Totton, 1932 -- valid |
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Lilyopsis Chun, 1885 -- valid |
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Limnocnididae -- invalid |
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Lychnagalma Haeckel, 1888 -- valid |
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Marrus Totton, 1954 -- valid |
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Merona Norman, 1865 -- valid |
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Monobrachium Mereschkowsky, 1877 -- valid |
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Monotheca Nutting, 1900 -- valid |
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Muggiaea kochi (Will, 1844) -- valid |
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Orthopyxis L. Agassiz, 1862 -- valid |
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Physaliidae Brandt, 1835 -- valid |
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Plotocnide Wagner, 1885 -- valid |
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Polypodium Ussov, 1885 -- valid |
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Porpita Lamarck, 1801 -- valid |
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Prayola Carré, 1969 -- valid |
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Protohydra Greef, 1869 -- valid |
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Rhizophysa Péron and Lesueur, 1807 -- valid |
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Rhizophysidae Brandt, 1835 -- valid |
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Rhizorhagium M. Sars, 1874 -- valid |
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Rhysia Brinckmann, 1965 -- valid |
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Trichydra Wright, 1858 -- valid |
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Tubularia Linnaeus, 1758 -- valid |
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Ventromma Stechow, 1923 -- valid |
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