[living organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Prokaryota
     Kingdom Bacteria Cavalier-Smith 2002 - bacteria see Domain Bacteria Woese et al. 1990
       Subkingdom Posibacteria Cavalier-Smith 1987 see Domain Bacteria Woese et al. 1990
         Phylum Actinobacteria Garrity and Holt 2001 [monotypic]
           Class Actinobacteria Stackebrandt et al. 1997
             Order Rubrobacterales Rainey et al. 1997