Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         [crown] Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
           Clade neomura Cavalier-Smith, 1987
             Domain Eukaryota Chatton, 1925 - eukaryotes
               Clade discaria Cavalier-Smith, 2021
                 Clade dorsates Cavalier-Smith, 2021
                   Clade podiates Cavalier-Smith, 2012
                     [crown] Clade Amorphea Adl et al. 2012 [Simpson, Medina & Adl 2020]
                       [crown] Clade Obazoa Brown, Sharpe, Silberman, Heiss, Lang, Simpson & Roger 2013
                         [crown] Clade Opisthokonta Cavalier-Smith 1987 [Simpson & Medina 2020] - animal-fungal clade
                           Superkingdom Holozoa Lang, O'Kelly, Nerad, Gray & Burger, 2002
                             Clade filozoa Shalchian-Tabrizi, Minge, Espelund, Orr, Ruden, Jakobsen & Cavalier-Smith, 2008
                               Kingdom Animalia Linnaeus, 1758 - animals
                                 Phylum Porifera Grant, 1836 [coordinate rank] - sponges
                                   Silicispongia Schmidt, 1862
                                     [crown] Class Demospongiae Sollas, 1885 - demosponges
                                       Subclass Lithistida Schmidt, 1870
                                         [Order Axinellida Lévi, 1953] see Order Halichondrida Vosmaer, 1887
                                           Genus †Actinofungia Fromentel, 1860
                                           Family †Actinostromarianinidae Wood, 1987 [monotypic]
                                           Genus †Adriatella
                                           Genus †Aksopora Boiko, 1970
                                           Genus †Astroporina Hudson, 1960
                                           [Genus Astrosclerida]
                                           Genus †Balatonia Vinassa de Regny, 1911
                                           Genus †Carta Stechow, 1921, nom. illeg.
                                           Genus †Cassianochaetes
                                           Genus †Cassianostroma Flugel, 1960
                                           Genus †Ceraostroma Kuehn, 1926
                                           Genus †Circopora Waagen & Wentzel, 1888
                                           Genus †Cladocoropsis Felix, 1907
                                           Genus †Coenostella Turnsek, 1966
                                           Genus †Cylicoopsis
                                           Genus †Desmopora
                                           Genus †Disjectopora Waagen & Wentzel, 1888
                                           Genus †Ellipsactinia Steinmann, 1878
                                           Genus †Heftastylis
                                           Genus †Heptastylis Frech, 1890
                                           Genus †Hudsonella Turnsek, 1966, nom. illeg.
                                           Genus †Irregulatopora Waagen & Wentzel, 1886
                                           Genus †Lamellata Flügel & Eberhard, 1959
                                           [Genus "Leiosponpia" Laube, 1865] see Genus Leiospongia d'Orbigny, 1849
                                           Genus †Lichuanopora Fan Jiasong, Rigby & Zhang Wei, 1991
                                           Genus †Lithopora Tornquist, 1900
                                           Genus †Megastroma Montanaro Gallitelli, 1956
                                           Genus †Milleporella Deninger, 1906
                                           Genus †Milleporidium Steinmann, 1903
                                           Genus †Murania Kazmierczak, 1974
                                           Genus †Myrioporina Kühn, 1939
                                           Genus †Palaeoaplysina Krotow, 1888
                                           Genus †Pamiropora Boiko, 1970
                                           Genus †Pamirostroma Boiko, 1970
                                           Genus †Pantokratoria Flugel, Senowbari-Daryan & Riedel, 1988
                                           Genus †Parastromatopora Yabe & Sugiyama, 1930
                                           Genus †Parksia Lecompte, 1952
                                           Genus †Promillepora Dehorne, 1920
                                           Genus †Pseudopalaeoaplysina Fan Jiasong, Rigby & Zhang Wei, 1991
                                           Genus †Radiotrabeculopora Fan Jiasong, Rigby & Zhang Wei, 1991
                                           Genus †Reticullina Turnsek, 1966
                                           Genus †Shuqraia Hudson, 1954
                                           Genus †Siphostroma Steiner, 1932
                                           Genus †Spongiomorpha Frech, 1890
                                           Genus †Sporadoporidium Germovsek, 1954
                                           [Genus †Steineria Hudson, 1956, nom. illeg.] see Genus Steinerina Hudson, 1956
                                           Genus †Steinerina Hudson, 1956
                                           Genus †Stromaporidium
                                           Genus †Stromatoaxinellia
                                           Genus †Stromatomorpha Frech, 1890
                                           Genus †Stromatoporellata
                                           Genus †Stromatoporellina Kuhn, 1927
                                           Genus †Stromatoporina Kuhn, 1927
                                           Genus †Stromatorhiza Bakalow, 1906
                                           Genus †Stromatostroma
                                           Genus †Syringostromina Lecompte, 1952
                                           Genus †Tosastroma Yabe & Sugiyama, 1935
                                           Genus †Tubuliella Turnsek, 1966
                                           Genus †Xizangstromatopora Dong, 1981
                                           Genus †Zlambachella
                                           6 [Family Sigmaxinellidae] see Family Desmacellidae Ridley & Dendy, 1886
                                           8 [Family Euryponidae] see Family Raspailiidae Hentschel, 1923