prokaryotes - bacteria see Domain Bacteria Woese et al. 1990 Domain "Bacteria" Woese et al. 1990 Phylum "Chrysiogenetes" Garrity and Holt 2001 [monotypic] Class Chrysiogenetes Garrity and Holt 2002 [monotypic] Order Chrysiogenales Garrity and Holt 2002 [monotypic] Family Chrysiogenaceae Garrity and Holt 2002 Genus Desulfurispira Sorokin and Muyzer 2010