procaryotes
   Domain Archaea Woese et al. 1990
     Phylum Euryarchaeota Garrity and Holt 2001
       Class Archaeoglobi Garrity and Holt 2001 nom. inval. see Class Archaeoglobi Garrity and Holt 2002
         Order Archaeoglobales Huber and Stetter 2001 nom. inval. see Order Archaeoglobales Huber and Stetter 2002
           Family Archaeoglobaceae Huber and Stetter 2001 nom. inval. see Family Archaeoglobaceae Huber and Stetter 2002
             Genus Ferroglobus Hafenbradl et al. 1997