Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         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
                     Clade Amorphea Adl et al. 2012 [Simpson, Medina & Adl 2020]
                       Clade Obazoa Brown, Sharpe, Silberman, Heiss, Lang, Simpson & Roger 2013
                         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 Spiralia Schleip, 1929
                                           Clade Platytrochozoa Struck, Wey-Fabrizius, Golombek, Hering, Weigert, Bleidorn, Klebow, Iakovenko, Hausdorf, Petersen, Kück, Herlyn & Hankeln 2014
                                             Clade Lophotrochozoa Halanych, Bacheller, Aguinaldo, Liva, Hillis & Lake 1995 - lophotrochozoans
                                               Clade Lophophorata Hyman, 1959
                                                 Phylum Brachiopoda Duméril, 1806 - brachiopods
                                                   Subphylum Rhynchonelliformea Williams et al., 1996
                                                     Class Rhynchonellataᵀ Williams et al., 1996
                                                       Order †Spiriferida Waagen, 1883
                                                         Suborder †Spiriferidinaᵀ Waagen, 1883
                                                           Genus †Crurithyris George, 1931
                                                           Genus †Eospirifer Schuchert, 1913
                                                           Genus †Mucrospirifer Grabau, 1931
                                                           Genus †Neospirifer Fredericks, 1919
                                                           Genus †Platyrachella Fenton & Fenton, 1924
                                                           1 Superfamily †Cyrtioidea Fredericks, 1919
                                                           2 Superfamily †Adolfioidea Sartenaer, 1966
                                                           3 Superfamily †Theodossioidea Ivanova, 1959
                                                           4 Superfamily †Cyrtospiriferoidea Termier & Termier, 1949
                                                           5 Superfamily †Ambocoelioidea George, 1931
                                                           6 Superfamily †Martinioidea Waagen, 1883
                                                           7 Superfamily †Spiriferoideaᵀ King, 1846
                                                           8 Superfamily †Paeckelmanelloidea Ivanova, 1972
                                                           9 Superfamily †Brachythyridoidea Frederiks, 1924