Domain Bacteria Woese et al. 1990 candidate phyla radiation (CPR) Brown et al. 2015 Candidate superphylum Parcubacteria (OD1) Brown et al. 2015 1.1 Candidate phylum Falkowbacteria Brown et al. 2015 1.2.1 Candidate phylum Kuenenbacteria Brown et al. 2015 1.2.2.1 Candidate phylum Magasanikbacteria Brown et al. 2015 1.2.2.2 Candidate phylum Uhrbacteria Brown et al. 2015 2.1 Candidate phylum Moranbacteria (OD1-i) Brown et al. 2015 2.2.1.1 Candidate phylum Azambacteria Brown et al. 2015 2.2.1.2.1 Candidate phylum Yanofskybacteria Brown et al. 2015 2.2.1.2.2.1 Candidate phylum Jorgensenbacteria Brown et al. 2015 2.2.1.2.2.2 Candidate phylum Wolfebacteria Brown et al. 2015 2.2.2.1 Candidate phylum Giovannonibacteria Brown et al. 2015 2.2.2.2.1 Candidate phylum Nomurabacteria Brown et al. 2015 2.2.2.2.2.1 Candidate phylum Campbellbacteria Brown et al. 2015 2.2.2.2.2.2.1 Candidate phylum Adlerbacteria Brown et al. 2015 2.2.2.2.2.2.2.1 Candidatus Sonnebornia yantaiensis Gong et al. 2014 2.2.2.2.2.2.2.2 Candidate phylum Kaiserbacteria Brown et al. 2015