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 Ceractinomorpha Lévi, 1953] see Class Demospongiae Sollas, 1885
                                         Genus Ecyton
                                         Genus Halispongia Blainville, 1830
                                         12 [Order Verticillitida Termier & Termier, 1977 [monotypic]] see Order Dictyoceratida Minchin, 1900
                                         15 Order †Sigmatosclerophorida Burton, 1956 [paraphyletic?]
                                         15.n2.2 [Order Nepheliospongiida] see Order Haplosclerida Topsent, 1928
                                         15.n2.2 [Order Petrosiida] see Suborder Petrosina Boury-Esnault & van Beveren, 1982
                                         16.0 [Order Keratosa Grant, 1861] see Order Dictyoceratida Minchin, 1900
                                         18 [Order Halisarcida Topsent, 1901 [monotypic]] see Order Chondrosida Boury-Esnault & Lopès, 1985
                                         19.0 [Order Verongiida] see Order Verongida Bergquist, 1978
                                         20 Order Vaceletida Finks & Rigby, 2004
                                         n [Order †Stromatoporoida] see Class Stromatoporoidea Nicholson & Murie, 1878