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?]
             Superphylum "Proteobacteria" Craig et al. 2010
               Phylum "Gammaproteobacteria" Garrity et al., 2005 [monotypic]
                 Class Gammaproteobacteriaᵀ Garrity et al. 2005
                   Order Lysobacterales Christensen and Cook 1978 (Approved Lists 1980)
                     Genus Alkanibacter Friedrich and Lipski 2008, incertae sedis [monotypic]
                     Genus Povalibacter Nogi et al. 2014, incertae sedis [monotypic]
                     Genus Steroidobacter Fahrbach et al. 2008, incertae sedis [monotypic]
                     1 Family Lysobacteraceaeᵀ Christensen and Cook 1978 (Approved Lists 1980)
                     2 Family Rhodanobacteraceae Naushad et al. 2015