[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 Sphaerobacteridae Stackebrandt et al. 1997
           Order Sphaerobacterales Stackebrandt et al. 1997
             Suborder "Sphaerobacterineae" Garrity et al., 2003
               Family Sphaerobacteraceae Stackebrandt et al. 1997
                 Genus Sphaerobacter Demharter et al. 1989
                   Sphaerobacter thermophilus Demharter et al. 1989