[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Domain "Archaea" Woese et al. 1990
     Phylum "Euryarchaeota" Garrity and Holt 2001
       Class Halobacteria Grant et al. 2002
         Order Halobacteriales Grant and Larsen 1989
           Family Halobacteriaceae Gibbons 1974 (Approved Lists 1980)
             Genus Haloarcula Torreblanca et al. 1986
               1 Haloarcula vallismortis (González et al. 1979) Torreblanca et al. 1986
               2 Haloarcula argentinensis Ihara et al. 1997
               3 Haloarcula hispanica Juez et al. 1986
               4 Haloarcula japonica Takashina et al. 1991
               5 Haloarcula marismortui (ex Volcani 1940) Oren et al. 1990
               6 Haloarcula quadrata Oren et al. 1999