Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         [crown] Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
           Domain Bacteria Woese et al. 1990 [paraphyletic?]
             [Phylum "Bacteroidetes" Garrity and Holt 2001] see Phylum Bacteroidetes Krieg et al. 2012
               1 [Class "Bacteroidia" Krieg et al., 2012 [monotypic]] see Class Bacteroidia Krieg 2012
               1.0 [Class "Bacteroides" Castellani & Chalmers, 1919 emend. Shah & Collins, 1989 emend. Shah & Collins, 1989] see Class Bacteroidia Krieg et al., 2012
               1.0 [Class "Bacteroidetes"ᵀ Krieg et al., 2012] see Class Bacteroidia Krieg et al., 2012
               2 [Class "Flavobacteria"] see Class Flavobacteriia Bernardet 2012
               3.1 [Class "Sphingobacteria" [monotypic]] see Class Sphingobacteriia Kämpfer 2012
               3.2 [Class Flavobacteria Cavalier-Smith 2002] see Class Cytophagia Nakagawa 2012