life see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Prokarya see Domain Bacteria Woese et al. 1990
     Kingdom Bacteria (Cohn 1870) Cavalier-Smith 1983 - bacteria see Kingdom Bacteria Cavalier-Smith 2002
       Subkingdom Eubacteria Cavalier-Smith 1981 see Domain Bacteria Woese et al. 1990
         Division Firmicutes corrig. Gibbons and Murray 1978 (Approved Lists 1980) - gram-positive bacteria see Phylum Firmicutes corrig. Gibbons and Murray 1978 (Approved Lists 1980)
           Phylum Pirellulae Margulis and Schwartz 1998 see Phylum Planctomycetes Garrity and Holt 2001
             1 Genus Blastobacter Zavarzin 1961 (Approved Lists 1980)
             2 Genus Chlamydia Jones et al. 1945 (Approved Lists 1980)
             3 Genus Gemmata Franzmann and Skerman 1985
             4 Genus Isosphaera Giovannoni et al. 1995
             5 Genus Pirellula Schlesner and Hirsch 1987
             6 Genus Planctomyces Gimesi 1924 (Approved Lists 1980)