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 Haploscleromorpha Cárdenas, Pérez & Boury-Esnault, 2012 [monotypic]
                                         Order Haplosclerida Topsent, 1928
                                           Genus †Corralio
                                           Genus †Euzkadiella Reitner, 1987, nom. illeg.
                                           Genus †Nepheliospongia Clarke, 1900
                                           Genus †Newellia Wood, Reitner & West, 1989, nom. illeg.
                                           Genus †Petrosistroma Reitner, 1992
                                           Genus †Thalamnohaliclona Reitner, 1992
                                           Genus †Toriscodermia Wisniowski, 1888
                                           1 Genus †Esperites Carter, 1871, incertae sedis
                                           2 Genus †Eurydiscites Sollas, 1880, incertae sedis
                                           3 Suborder Haplosclerinaᵀ Topsent, 1928
                                           4 Suborder Petrosina Boury-Esnault & van Beveren, 1982