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 Gracilicutes Gibbons and Murray 1978 (Approved Lists 1980)] see Phylum Gracilicutes
                   .1 [Class Scotobacteria Gibbons and Murray 1978 (Approved Lists 1980)]
                   .2 [Class Anoxyphotobacteria (Gibbons and Murray 1978) Murray 1988]
                   .2.0 [Subclass Anoxyphotobacteriae Gibbons and Murray 1978 (Approved Lists 1980)] see Class Anoxyphotobacteria (Gibbons and Murray 1978) Murray 1988
                   .3 [Class Oxyphotobacteria (ex Gibbons and Murray 1978) Murray 1988]
                   2 [Phylum Spirochaetae (Ehrenberg 1855) Cavalier-Smith 1998] see Phylum Spirochaetes Garrity and Holt 2001 nom. inval.
                   3 [Class Photobacteria Gibbons and Murray 1978 (Approved Lists 1980)]
                   4 [Phylum "Saprospirae" Margulis and Schwartz 1998 nom. ined.] see Domain Bacteria Woese et al. 1990 stat. inval.
                   5 [Phylum Chloroflexa] see Phylum Chloroflexi Garrity and Holt 2002 stat. inval.
                   6 [Phylum Chlorobia] see Phylum Chlorobi Garrity and Holt 2001 nom. inval.