Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
           "neomura" Cavalier-Smith 1987
             Domain Eukaryota Chatton, 1925 - eukaryotes
               neokaryotes Cavalier-Smith 1993 - mitochondrial eukaryotes
                 neozoa Cavalier-Smith 1993
                   scotokaryotes Cavalier-Smith 2000
                     podiates Cavalier-Smith 2012 [nom. cl. nov.]
                       Amorphea Adl et al. 2012 [nom. cl. nov.]
                         Opisthokonta Cavalier-Smith 1987
                           Superkingdom Holozoa Lang, O'Kelly, Nerad, Gray & Burger, 2002
                             filozoa Shalchian-Tabrizi, Minge, Espelund, Orr, Ruden, Jakobsen & Cavalier-Smith 2008
                               Kingdom Animalia Linnaeus, 1758 - animals
                                 [plesion] Phylum †Petalonamae Pflug, 1970
                                   Class †Erniettamorpha Pflug, 1972
                                     1? Family †Bomakellidae
                                     2 Form family †Erniettidaeᵀ Pflug, 1972
                                     3 Family †Pteridiniidae Richter, 1955