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 Desulfomicrobiaceae Kuever et al. 2006
                     Genus Desulfomicrobiumᵀ Rozanova et al. 1994
                       Desulfomicrobium baculatum corrig. (Rozanova and Nazina 1984) Rozanova et al. 1994