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 Rhizobiales Kuykendall 2006
                     Family Brucellaceae Breed et al. 1957 (Approved Lists 1980)
                       Genus Ochrobactrum Holmes et al. 1988
                         01 Ochrobactrum anthropi Holmes et al. 1988
                         02 Ochrobactrum ciceri Imran et al. 2010
                         03 Ochrobactrum cytisi Zurdo-Piñeiro et al. 2007
                         04 Ochrobactrum daejeonense Woo et al. 2011
                         05 Ochrobactrum gallinifaecis Kämpfer et al. 2003
                         06 Ochrobactrum grignonense Lebuhn et al. 2000
                         07 Ochrobactrum haematophilum Kämpfer et al. 2007
                         08 Ochrobactrum intermedium Velasco et al. 1998
                         09 Ochrobactrum lupini Trujillo et al. 2006
                         10 Ochrobactrum oryzae Tripathi et al. 2006
                         11 Ochrobactrum pecoris Kämpfer et al. 2011
                         12 Ochrobactrum pituitosum Huber et al. 2010
                         13 Ochrobactrum pseudintermedium Teyssier et al. 2007
                         14 Ochrobactrum pseudogrignonense Kämpfer et al. 2007
                         15 Ochrobactrum rhizosphaerae Kämpfer et al. 2008
                         16 Ochrobactrum thiophenivorans Kämpfer et al. 2008
                         17 Ochrobactrum tritici Lebuhn et al. 2000