life see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Domain Bacteria Woese et al. 1990 stat. inval. see Domain Bacteria Woese et al. 2024
     Candidate Phyla Radiation Brown et al. 2015
       1.1.1 [Superphylum] Candidatus Parcubacteria Brown et al. 2015 nom. nud.
       1.1.2.1 Phylum Candidatus Peregrinibacteria (sic) Wrighton et al. 2012 nom. pro-inval. see Phylum Peregrinibacteriota corrig. Wrighton et al. 2023 nom. pro-illeg.
       1.1.2.2.1 Phylum Candidatus Gracilibacteria BD1-5 / GN02 (sic) Rinke et al. 2013 nom. pro-inval., stat. inval. see Phylum Altimarinota corrig. Rinke et al. 2023
       1.1.2.2.2 Phylum Candidatus Absconditabacteria SR1 (sic) Hug et al. 2016 nom. pro-inval.
       1.2.1.1.1 Phylum Candidatus Saccharibacteria TM7 (sic) Albertsen et al. 2013 nom. pro-inval.
       1.2.1.1.2 Phylum Candidatus CPR2 Brown et al. 2015
       1.2.1.2 Phylum Candidatus Berkelbacteria (sic) Wrighton et al. 2014 nom. pro-inval.
       1.2.2 Phylum Candidatus KAZAN
       2.1.1.1 [Superphylum] Candidatus Microgenomates Brown et al. 2015 nom. nud.
       2.1.1.2 Phylum Candidatus Katanobacteria WWE3 (sic) Hug et al. 2016 nom. pro-inval.
       2.1.2.1 Phylum Candidatus CPR3 Brown et al. 2015
       2.1.2.2 Phylum Candidatus CPR1 Brown et al. 2015
       2.2 Phylum Candidatus Dojkabacteria WS6 (sic) Wrighton et al. 2016 nom. pro-inval.