[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Domain Bacteria Woese et al. 1990
     Phylum "Actinobacteria" Garrity and Holt 2001
       Class "Actinobacteria" Stackebrandt et al. 1997
         Subclass Rubrobacteridae Rainey et al. 1997 see Class Rubrobacteria Suzuki 2013
           Order Rubrobacterales Rainey et al. 1997
             Suborder "Rubrobacterineae" Garrity & Holt, 2001
               Family Rubrobacteraceae Rainey et al. 1997
                 Genus Rubrobacter Suzuki et al. 1989
                   1 Rubrobacter radiotolerans (Yoshinaka et al. 1973) Suzuki et al. 1989
                   2 Rubrobacter taiwanensis Chen et al. 2004
                   3 Rubrobacter xylanophilus Carreto et al. 1996