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 Endospora see Phylum Firmicutes corrig. Gibbons and Murray 1978 (Approved Lists 1980)
             1 Genus Arthromitus Leidy (1850), nom. dub. see Genus Bacillus Cohn 1872 (Approved Lists 1980)
             1 Genus Bacillus Cohn 1872 (Approved Lists 1980)
             10 Genus Sporosarcina Kluyver and van Niel 1936 (Approved Lists 1980)
             11 Genus Streptococcus Rosenbach 1884 (Approved Lists 1980)
             12 Family Peptococcaceae Rogosa 1971 (Approved Lists 1980)
             2 Genus Clostridium Prazmowski 1880 (Approved Lists 1980)
             3 Genus Coleomitus see Genus Bacillus Cohn 1872 (Approved Lists 1980)
             4 Genus Heliobacterium Gest and Favinger 1985
             5 Genus Lactobacillus Beijerinck 1901 (Approved Lists 1980)
             6 Genus Leuconostoc van Tieghem 1878 (Approved Lists 1980)
             7 Genus Lineola see Genus Bacillus Cohn 1872 (Approved Lists 1980)
             8 Genus Sporolactobacillus Kitahara and Suzuki 1963 (Approved Lists 1980)
             9 Genus Sporomusa Möller et al. 1985