Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         [crown] Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
           Domain Bacteria Woese et al. 1990 [paraphyletic?]
             Phylum "Deltaproteobacteria" Kuever et al., 2006 [polyphyletic]
               Class Deltaproteobacteriaᵀ Kuever et al. 2006
                 Order Desulfovibrionales Kuever et al. 2006
                   Family Desulfonatronaceae corrig. Kuever et al. 2006 [monotypic]
                     Genus Desulfonatronumᵀ Pikuta et al. 1998
                       1 Desulfonatronum lacustreᵀ Pikuta et al. 1998
                       2 Desulfonatronum buryatense Ryzhmanova et al. 2014
                       3 Desulfonatronum cooperativum Zhilina et al. 2005
                       4 Desulfonatronum thioautotrophicum Sorokin et al. 2011
                       5 Desulfonatronum thiodismutans Pikuta et al. 2003
                       6 Desulfonatronum thiosulfatophilum Sorokin et al. 2011