Alphabetical Listing of Families within this Taxa Group:

family     Aurantimonadaceae		T2006794
family     Beijerinckiaceae		T2006855
family     Bradyrhizobiaceae		T2006843
family     Brucellaceae		T2006857
family     Hyphomicrobiaceae		T2006801
family     Methylobacteriaceae		T2006802
family     Methylocystaceae		T2006879
family     Phyllobacteriaceae		T2006803
family     Rhizobiaceae		T2006625
family     Rhodobiaceae		T2006804
family     Xanthobacteraceae		T2006853