Procaryotic Genera
   Domain "Bacteria" Woese et al. 1990 stat. inval. see Domain Bacteria Woese et al. 2024
     Phylum Proteobacteria Garrity and Holt 2001 nom. nud. see Phylum Proteobacteria Garrity et al. 2005 stat. inval.
       Class "Alphaproteobacteria" "Garrity and Holt 2001" nom. nud. see Class Alphaproteobacteria Garrity et al. 2006
         Order "Rhizobiales" "Garrity and Holt 2001" nom. nud. see Order Rhizobiales Kuykendall 2006
           Family "Phyllobacteriaceae" "Garrity and Holt 2001" nom. nud. see Family Phyllobacteriaceae Mergaert and Swings 2006
             1 Genus Phyllobacterium (ex Knösel 1962) Knösel 1984
             2 Genus Allorhizobium de Lajudie et al. 1998
             3 Genus Aminobacter Urakami et al. 1992
             4 Genus Aquamicrobium Bambauer et al. 1998
             5 Genus Defluvibacter Fritsche et al. 1999 see Genus Aquamicrobium Bambauer et al. 1998
             6 Genus Mesorhizobium Jarvis et al. 1997
             7 Genus Pseudaminobacter Kämpfer et al. 1999