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 Eumetazoa Butschli, 1910 see [unranked] Eumetazoa Bütschli, 1910
         Phylum Echiura Sedgwick, 1898 - spoon worms, echiurans see Class Echiura
           Order Echiuroinea
             Family Bonelliidae
               01 Genus Pseudobonellia
               02 Genus Torbenwolffia Zenkevitch, 1966
               03 Genus Acanthobonellia Fisher, 1948
               04 Genus Acanthohamingia
               05 Genus Amalosoma Fisher, 1948
               06 Genus Bonellia Rolando, 1822
               07 Genus Ikedella Monro, 1927
               08 Genus Maxmuelleria Bock, 1942
               09 Genus Prometor Fisher, 1948
               10 Genus Vitjazema Zenkevitch, 1958