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
                                 Clade Planulozoa Wallberg, Thollesson, Farris & Jondelius 2004
                                   Subkingdom Bilateria Hatschek, 1888 - bilaterians
                                     Clade Nephrozoa Jondelius, Ruiz-Trillo, Baguñà & Riutort 2002
                                       Infrakingdom Protostomia Grobben, 1908
                                         Superphylum Ecdysozoa Aguinaldo, Turbeville, Linford, Rivera, Garey, Raff & Lake, 1997
                                           Panarthropoda Nielsen, 1995 - panarthropods
                                             Tactopoda Budd, 2001
                                               Phylum Arthropoda Siebold, 1848 - arthropods
                                                 Euarthropoda
                                                   Antennulata
                                                     Subphylum †Artiopoda Hou & Bergström, 1997
                                                       Superclass †Trilobitomorpha Størmer, 1944
                                                         Class †Trilobita Walch, 1771 - trilobites
                                                           Order †Phacopida Salter, 1864
                                                             ?Suborder †Calymenina Swinnerton, 1915
                                                               [Superfamily †Calymenoidea] see Suborder Calymenina Swinnerton, 1915
                                                                 Genus †Bavarilla Barrande, 1868
                                                                 Genus †Brongniartella Reed, 1918
                                                                 Genus †Burmeisterella Reed, 1918
                                                                 Genus †Calymenesun Kobayashi, 1951
                                                                 Genus †Diacalymene Kegel, 1928
                                                                 Genus †Dipleura Green, 1832
                                                                 Genus †Leiostegina Kobayashi, 1937
                                                                 Genus †Liocalymene Raymond, 1917
                                                                 Genus †Metacalymene Kegel, 1927
                                                                 Genus †Parahomalonotus Reed, 1918
                                                                 Genus †Pharostoma Hawle & Corda, 1847
                                                                 Genus †Plaesiacomia Hawle & Corda, 1847
                                                                 Genus †Platycalymene Shirley, 1936
                                                                 Genus †Synhomalonotus Pompeckj, 1898
                                                                 3 Family †Carmonidae