[life] 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 2002 stat. inval. - bacteria see Domain Bacteria Woese et al. 1990 stat. inval.
       Subkingdom Negibacteria Cavalier-Smith 2002 stat. inval. - negibacteria see Domain Bacteria Woese et al. 1990 stat. inval.
         1 Phylum Eobacteria Cavalier-Smith 2002 stat. inval. see Domain Bacteria Woese et al. 1990 stat. inval.
         2 Phylum Sphingobacteria Cavalier-Smith 1987 see Class Sphingobacteria "Garrity and Holt 2001" nom. nud.
         3 Phylum Spirochaetae (Ehrenberg 1855) Cavalier-Smith 1998 see Phylum Spirochaetes Garrity and Holt 2001 nom. inval.
         4 Phylum Proteobacteria Garrity and Holt 2001 nom. nud. see Phylum Proteobacteria Garrity et al. 2005 stat. inval.
         5 Phylum Planctobacteria Cavalier-Smith 1998 stat. inval. see Phylum Planctobacteria Cavalier-Smith 2002
         6 Phylum Cyanobacteria (ex Stanier 1974) Cavalier-Smith 2002 stat. inval. - cyanobacteria see Phylum Cyanobacteriota Oren et al. 2022