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 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 Trochozoa Beklemischev, 1944 - trochozoans
                                                 Clade Tetraneuralia Wanninger 2009
                                                   Phylum Mollusca Linnaeus, 1758 - molluscs
                                                     Subphylum Conchifera Gegenbauer, 1878
                                                       Ganglioneura Rudophi, 1812
                                                         Class Cephalopoda Cuvier, 1795 - cephalopods
                                                           [Order †Ammonoidea Zittel, 1884] see Subclass Ammonoidea Zittel, 1884
                                                             Genus †Amauroceras Buckman, 1913
                                                             Genus †Ammonites Gesner, 1758
                                                             Genus †Androgyroceras
                                                             [Subfamily †Arieticeratinae Howarth, 1955]
                                                             Genus †Arietites Waagen, 1869
                                                             Genus †Cosmoceras Waagen, 1870
                                                             Genus †Euhoplites Spath, 1925
                                                             ?Genus †Gephyroceras Carus, 1884
                                                             Genus †Harpoceras Waagen, 1869
                                                             Genus †Lioceras Bayle, 1878
                                                             Genus †Liparoceras Hyatt, 1867
                                                             Genus †Macrocephalites Zittel, 1884
                                                             ?Genus †Mooreoceras Miller, Dunbar & Condra, 1933
                                                             Genus †Oistoceras Buckman, 1911
                                                             ?Genus †Oxyclymenia
                                                             Genus †Parkinsonia Bayle, 1878
                                                             Genus †Peltoceras Waagen, 1871
                                                             ?Genus †Pericyclus Mojsisovics, 1882
                                                             Genus †Perisphinctes Waagen, 1869
                                                             Genus †Pleuroceras Hyatt, 1867
                                                             Genus †Pseudoamaltheus Frebold, 1922
                                                             ?Genus †Schistoceras Hyatt, 1884
                                                             Genus †Virgatites Pavlov, 1892
                                                             1 Suborder †[Goniatieten]
                                                             1 Family Clymenidae
                                                             1 [Suborder †Phylloceratina] see Order Phylloceratida (Zittel, 1884)
                                                             2 Suborder †[Ceratieten]
                                                             2 [Suborder †Lytoceratina Hyatt, 1899] see Order Lytoceratida Hyatt, 1899
                                                             3 Suborder †[Ammonieten s.s.]
                                                             3 [Suborder †Ammonitina Hyatt, 1889] see Order Ammonitida Hyatt, 1889
                                                             4 [Suborder †Ancyloceratina Wiedmann, 1966] see Order Ancyloceratida
                                                             4 ?Suborder †Phyllocerata
                                                             5 ?Suborder †Neoammonoidea