[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 Coriobacteridae Stackebrandt et al. 1997 see Class Coriobacteriia König 2013
           Order Coriobacteriales Stackebrandt et al. 1997
             Suborder "Coriobacterineae" (sic) "Garrity and Holt 2001" nom. nud. see Suborder Coriobacteriineae corrig. Garrity and Holt 2001 nom. inval.
               Family Coriobacteriaceae Stackebrandt et al. 1997
                 Genus Slackia Wade et al. 1999
                   Slackia heliotrinireducens corrig. (Lanigan 1983) Wade et al. 1999