Domain Bacteria Woese et al. 1990
   Phylum Chrysiogenetes Garrity and Holt 2001
     Class Chrysiogenetes Garrity and Holt 2001 see Class Chrysiogenetes Garrity and Holt 2002
       Order Chrysiogenales Garrity and Holt 2001 see Order Chrysiogenales Garrity and Holt 2002
         Family Chrysiogenaceae Garrity and Holt 2001 see Family Chrysiogenaceae Garrity and Holt 2002
           Genus Chrysiogenes Macy et al. 1996