[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Domain Bacteria Woese et al. 1990 stat. inval. see Domain Bacteria Woese et al. 2024
     Phylum "Actinobacteria" Garrity and Holt 2001 see Phylum Actinobacteria Goodfellow 2012 nom. inval.
       Class "Actinobacteria" Stackebrandt et al. 1997 nom. illeg. see Class Actinomycetes Krassilnikov 1949 (Approved Lists 1980)
         Subclass Actinobacteridae Stackebrandt et al. 1997 see Class Actinobacteria Stackebrandt et al. 1997 nom. illeg.
           Order Actinomycetales Buchanan 1917 (Approved Lists 1980)
             Suborder Corynebacterineae (sic) Stackebrandt et al. 1997 see Suborder Corynebacteriineae corrig. Stackebrandt et al. 1997
               1 Family Corynebacteriaceae Lehmann and Neumann 1907 (Approved Lists 1980)
               2 Family Dietziaceae Rainey et al. 1997
               3 Family Gordoniaceae Rainey et al. 1997
               4 Family Mycobacteriaceae Chester 1897 (Approved Lists 1980)
               5 Family Nocardiaceae Castellani and Chalmers 1919 (Approved Lists 1980)
               6 Family Segniliparaceae Butler et al. 2005
               7 Family Tsukamurellaceae Rainey et al. 1997
               8 Family "Williamsiaceae" "Garrity and Holt 2001" nom. nud. see Family Nocardiaceae Castellani and Chalmers 1919 (Approved Lists 1980)