procaryotes
   Domain Archaea Woese et al. 1990 stat. inval. see Domain Archaea Woese et al. 2024
     Phylum Euryarchaeota Garrity and Holt 2002 stat. inval. see Kingdom Methanobacteriati (Garrity and Holt 2023) Oren and Göker 2024
       Class Halobacteria Grant et al. 2001 nom. inval. see Class Halobacteria Grant et al. 2002
         Order Halobacteriales Grant and Larsen 1989
           Family Halobacteriaceae Gibbons 1974 (Approved Lists 1980)
             01 Genus Halobacterium Elazari-Volcani 1957 (Approved Lists 1980)
             02 Genus Haloarcula Torreblanca et al. 1986
             03 Genus Halobaculum Oren et al. 1995
             04 Genus Halococcus Schoop 1935 (Approved Lists 1980)
             05 Genus Haloferax Torreblanca et al. 1986
             06 Genus Halogeometricum Montalvo-Rodríguez et al. 1998
             07 Genus Halorubrum McGenity and Grant 1996
             08 Genus Haloterrigena Ventosa et al. 1999
             09 Genus Natrialba Kamekura and Dyall-Smith 1995 nom. inval. see Genus Natrialba Kamekura and Dyall-Smith 1996
             10 Genus Natrinema McGenity et al. 1998
             11 Genus Natronobacterium Tindall et al. 1984
             12 Genus Natronococcus Tindall et al. 1984
             13 Genus Natronomonas Kamekura et al. 1997
             14 Genus Natronorubrum Xu et al. 1999