[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 Gammaproteobacteria Garrity et al. 2005
         Order Chromatiales Imhoff 2005
           Family Ectothiorhodospiraceae Imhoff 1984
             Genus Nitrococcus Watson and Waterbury 1971 (Approved Lists 1980)
               Nitrococcus mobilis Watson and Waterbury 1971 (Approved Lists 1980)