Bacteria  >  Pseudomonadati  >  Pseudomonadota  >  Alphaproteobacteria  >  Sphingomonadales

Family	Genus	Species
Aquisediminimonadaceae	1	1
Erythrobacteraceae	23	1230
Rhizorhabdaceae	3	6
Sphingomonadaceae	28	6493
Sphingopyxidaceae	1	1
Sphingosinicellaceae	10	104
Zymomonadaceae	1	6