Bacteria  >  Pseudomonadati  >  Pseudomonadota  >  Alphaproteobacteria  >  Rhodospirillales

Family	Genus	Species
Aestuariispiraceae	5	19
Allostellaceae	2	11
Azospirillaceae	10	499
Candidatus Hepatincolaceae	1	7
Dongiaceae	3	31
Kiloniellaceae	4	26
Magnetospiraceae	0	2
Magnetospirillaceae	1	8
Magnetovibrionaceae	2	8
Novispirillaceae	5	37
Oceanibaculaceae	1	9
Oleispirillaceae	1	1
Rhodospirillaceae	26	513
Rhodovibrionaceae	9	72
Roseiterribacteraceae	1	1
Shumkoniaceae	1	1
Terasakiellaceae	1	13
Thalassobaculaceae	2	41
Thalassospiraceae	2	303
Zavarziniaceae	1	7