living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
     Kingdom Animalia Linnaeus, 1758 - animals
       Subkingdom Parazoa (Sollas, 1884) see Phylum Porifera Grant, 1836
         Phylum Porifera Grant, 1836 - sponges
           Class Demospongiae Sollas, 1885 - demosponges
             Subclass Homoscleromorpha Lévi, 1973 see Class Homoscleromorpha Dendy, 1905
               Order Homosclerophorida Dendy, 1905
                 Family Plakinidae Schulze, 1880
                   Genus Plakina Schulze, 1880