organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Kingdom Monera Haeckel 1866 see Domain Bacteria Woese et al. 1990
     Phylum Actinobacteria Margulis 1974 see Phylum Actinobacteria Garrity and Holt 2001
       Class "Actinobacteria" Stackebrandt et al. 1997
         Genus Mycobacterium Lehmann and Neumann 1896 (Approved Lists 1980)
         1 Family Frankiaceae Becking 1970 (Approved Lists 1980)
         2 Family Actinoplanaceae Couch 1955 (Approved Lists 1980) see Family Micromonosporaceae Krasil'nikov 1938 (Approved Lists 1980)
         3 Family Dermatophilaceae Austwick 1958 (Approved Lists 1980)
         4 Family Nocardiaceae Castellani and Chalmers 1919 (Approved Lists 1980)
         5
         6 Family Micromonosporaceae Krasil'nikov 1938 (Approved Lists 1980)