[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
               Family Corynebacteriaceae Lehmann and Neumann 1907 (Approved Lists 1980)
                 Genus Corynebacterium Lehmann and Neumann 1896 (Approved Lists 1980)
                   [Corynebacterium flaccumfaciens] (Hedges 1922) Dowson 1942 (Approved Lists 1980) see Curtobacterium flaccumfaciens (Hedges 1922) Collins and Jones 1984
                     Corynebacterium flaccumfaciens subsp. betae (Keyworth et al. 1956) Carlson and Vidaver 1982 see Curtobacterium flaccumfaciens (Hedges 1922) Collins and Jones 1984