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 "Alphaproteobacteria" Garrity et al., 2006 [monotypic]
                 Class Alphaproteobacteriaᵀ Garrity et al. 2006
                   Order Rhodobacterales Garrity et al. 2006 [monotypic]
                     Family Rhodobacteraceaeᵀ Garrity et al. 2006
                       Genus Rhodobacterᵀ Imhoff et al. 1984
                         01 Rhodobacter aestuarii Venkata Ramana et al. 2009
                         02 Rhodobacter azotoformans Hiraishi et al. 1997
                         03 Rhodobacter blasticus corrig. (Eckersley and Dow 1981) Kawasaki et al. 1994
                         04 Rhodobacter capsulatus (Molisch 1907) Imhoff et al. 1984
                         05 Rhodobacter maris Venkata Ramana et al. 2008
                         06 Rhodobacter megalophilus Arunasri et al. 2008
                         07 Rhodobacter ovatus Srinivas et al. 2008
                         08 Rhodobacter sphaeroides (van Niel 1944) Imhoff et al. 1984
                         09 Rhodobacter veldkampii Hansen and Imhoff 1985
                         10 Rhodobacter vinaykumarii Srinivas et al. 2007