Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         [[crown clade] organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
           [Prokaryota (Dougherty 1957) Allsopp 1969] see Domain Bacteria Woese et al. 1990
             ["Bacteria" (Cohn 1870) Cavalier-Smith 1983 - bacteria] see Kingdom Bacteria Cavalier-Smith 2002
               [Eubacteria Cavalier-Smith 1981] see Domain Bacteria Woese et al. 1990
                 [Firmicutes corrig. Gibbons and Murray 1978 (Approved Lists 1980) - gram-positive bacteria] see Phylum Firmicutes corrig. Gibbons and Murray 1978 (Approved Lists 1980)
                   1 [Endospora] see Phylum Firmicutes corrig. Gibbons and Murray 1978 (Approved Lists 1980)
                   2 [Pirellulae Margulis and Schwartz 1998] see Phylum Planctomycetes Garrity and Holt 2001
                   2 ["Thallobacteria"]
                   4 [Deinococci Margulis and Schwartz 1998] see Class Deinococci Garrity and Holt 2001 nom. inval.
                   5 [Thermotogae Margulis and Schwartz 1998 - thermophilic fermenters] see Phylum Thermotogae Reysenbach 2001