Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         [organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
           [Empire Prokaryota (Dougherty 1957) Allsopp 1969] see Domain Bacteria Woese et al. 1990 stat. inval.
             [Kingdom "Bacteria" Cavalier-Smith 1998 nom. inval. - bacteria] see Kingdom Bacteria Cavalier-Smith 2002 stat. inval.
               [Subkingdom Eubacteria Cavalier-Smith 1981] see Domain Bacteria Woese et al. 1990 stat. inval.
                 [Division Firmicutes corrig. Gibbons and Murray 1978 (Approved Lists 1980) nom. rej. - gram-positive bacteria] see Phylum Firmicutes (Gibbons and Murray 1978) Garrity and Holt 2001 stat. inval.
                   [Class "Thallobacteria"]