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 stat. inval.
     Kingdom Bacteria Cavalier-Smith 1998 nom. inval. - bacteria see Kingdom Bacteria Cavalier-Smith 2002 stat. inval.
       Subkingdom Eubacteria Cavalier-Smith 1981 see Domain Bacteria Woese et al. 1990 stat. inval.
         Division Firmicutes corrig. Gibbons and Murray 1978 (Approved Lists 1980) nom. rej. - gram-positive bacteria see Phylum Firmicutes (Gibbons and Murray 1978) Garrity and Holt 2001 stat. inval.
           Phylum Actinobacteria Garrity and Holt 2001 see Phylum Actinobacteria Goodfellow 2012 nom. inval.
             Genus Streptoverticillium Baldacci 1958 (Approved Lists 1980) see Genus Streptomyces Waksman and Henrici 1943 (Approved Lists 1980)
             01 Genus Actinomyces Harz 1877 (Approved Lists 1980)
             02 Genus Actinoplanes Couch 1950 (Approved Lists 1980)
             03 Genus Arthrobacter Conn and Dimmick 1947 (Approved Lists 1980) nom. cons.
             04 Genus Cellulomonas Bergey et al. 1923 (Approved Lists 1980)
             05 Genus Corynebacterium Lehmann and Neumann 1896 (Approved Lists 1980)
             06 Genus Dermatophilus (Van Saceghem 1915) Gordon 1964 (Approved Lists 1980)
             07 Genus Frankia Brunchorst 1886 (Approved Lists 1980)
             08 Genus Micromonospora Ørskov 1923 (Approved Lists 1980)
             09 Genus Mycobacterium Lehmann and Neumann 1896 (Approved Lists 1980)
             10 Genus Mycococcus
             11 Genus Propionibacterium Orla-Jensen 1909 (Approved Lists 1980)
             12 Genus Streptomyces Waksman and Henrici 1943 (Approved Lists 1980)
             13 Genus Thermoactinomyces Tsilinsky 1899 (Approved Lists 1980)
             14 Genus Thermomonospora Henssen 1957 (Approved Lists 1980)
             15 Family Nocardiaceae Castellani and Chalmers 1919 (Approved Lists 1980)