prokaryotes - bacteria see Domain Bacteria Woese et al. 1990 Domain "Archaea" Woese et al. 1990 Phylum "Euryarchaeota" Garrity and Holt 2001 Class Archaeoglobi Garrity and Holt 2002 [monotypic] Order Archaeoglobales Huber and Stetter 2002 [monotypic] Family Archaeoglobaceae Huber and Stetter 2002 1 Genus Archaeoglobus Stetter 1988 2 Genus Ferroglobus Hafenbradl et al. 1997 3 Genus Geoglobus Kashefi et al. 2002