Bacteria  >  Pseudomonadati  >  Pseudomonadota  >  Betaproteobacteria  >  Nitrosomonadales

Family	Genus	Species
Gallionellaceae	6	100
Methylophilaceae	8	388
Nitrosomonadaceae	3	720
Spirillaceae	1	13
Sterolibacteriaceae	11	63
Sulfuricellaceae	4	22
Thiobacillaceae	4	96
Usitatibacteraceae	1	6