[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Domain Bacteria Woese et al. 1990
     Phylum "Proteobacteria" Garrity et al. 2005 see Superphylum Proteobacteria Craig et al. 2010
       Class Deltaproteobacteria Kuever et al. 2006
         Order Desulfuromonadales corrig. Kuever et al. 2006
           Family Geobacteraceae Holmes et al. 2004
             Genus Geobacter Lovley et al. 1995
               Geobacter metallireducens Lovley et al. 1995