Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         [[crown] organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
           [Superkingdom Prokaryota]
             [Kingdom Bacteria Cavalier-Smith 2002 - bacteria] see Domain Bacteria Woese et al. 1990
               [Subkingdom Unibacteria Cavalier-Smith 2002] see Domain Bacteria Woese et al. 1990
                 [Division Archaebacteria Cavalier-Smith 2002] see Domain Archaea Woese et al. 1990
                   1 [Subdivision Euryarchaeota Cavalier-Smith 2002] see Phylum Euryarchaeota Garrity and Holt 2001
                   2 [Subdivision Crenarchaeota Cavalier-Smith 2002] see Phylum Crenarchaeota Garrity and Holt 2001
                   3 [Candidate order "Korarchaeota" Cavalier-Smith 2002, incertae sedis] see Phylum Korarchaeota Ludwig and Klenk 2001