Bacteria  >  Pseudomonadati  >  Pseudomonadota  >  Alphaproteobacteria

Family	Genus	Species
Acetobacteraceae	47	1157
Acidocellaceae	3	202
Aestuariispiraceae	5	19
Aestuariivirgaceae	2	8
Afifellaceae	2	16
Ahrensiaceae	5	44
Alloboseaceae	1	598
Allostellaceae	2	11
Alsobacteraceae	1	10
Amorphaceae	2	18
Anaplasmataceae	11	4484
Ancalomicrobiaceae	5	17
Aquisediminimonadaceae	2	4
Aurantimonadaceae	10	326
Azospirillaceae	10	499
Bartonellaceae	4	1570
Beijerinckiaceae	7	96
Blastochloridaceae	1	13
Blastomonadaceae	1	72
Brucellaceae	6	1736
Caedimonadaceae	2	6
Candidatus Deianiraeaceae	1	3
Candidatus Hepatincolaceae	1	7
Candidatus Levibacteraceae	1	1
Candidatus Marisalimonadaceae	1	2
Candidatus Midichloriaceae	13	74
Candidatus Nucleicultricaceae	1	3
Candidatus Paracaedibacteraceae	6	23
Candidatus Pelagibacteraceae	2	452
Candidatus Puniceispirillaceae	2	14
Candidatus Tenuibacteraceae	1	1
Caulobacteraceae	9	2607
Chelatococcaceae	3	78
Cohaesibacteraceae	1	38
Coralliovaceae	1	1
Devosiaceae	7	476
Dongiaceae	3	31
Elioraeaceae	1	8
Elsteraceae	0	10
Emcibacteraceae	4	15
Erythrobacteraceae	26	1274
Ferrovibrionaceae	0	1
Futianiaceae	1	1
Geminicoccaceae	10	68
Govanellaceae	1	2
Holosporaceae	11	43
Hyphomicrobiaceae	12	239
Hyphomonadaceae	8	233
Inquilinaceae	0	1
Iodidimonadaceae	1	9
Kaistiaceae	3	59
Kiloniellaceae	4	26
Kopriimonadaceae	0	2
Kordiimonadaceae	4	34
Lichenihabitantaceae	3	12
Mabikibacteraceae	1	3
Magnetospiraceae	0	2
Magnetospirillaceae	1	8
Magnetovibrionaceae	2	8
Maricaulaceae	10	111
Methylobacteriaceae	6	2760
Methylocystaceae	3	321
Methyloligellaceae	0	2
Methylopilaceae	4	38
Micropepsaceae	2	18
Minwuiaceae	1	8
Neomegalonemataceae	1	4
Nitrobacteraceae	12	10794
Notoacmeibacteraceae	2	12
Novispirillaceae	5	37
Oceanibaculaceae	1	9
Oleispirillaceae	1	1
Paracoccaceae	167	3082
Parasphingopyxidaceae	1	10
Parvibaculaceae	6	47
Parvularculaceae	4	37
Pedomonadaceae	1	3
Phreatobacteraceae	2	13
Phyllobacteriaceae	23	4537
Pleomorphomonadaceae	7	59
Propylenellaceae	1	3
Radicibacteraceae	1	1
Reyranellaceae	1	17
Rhabdaerophilaceae	1	5
Rhizobiaceae	44	9784
Rhizorhabdaceae	4	23
Rhodobiaceae	1	36
Rhodoblastaceae	1	9
Rhodoligotrophaceae	1	8
Rhodomicrobiaceae	0	1
Rhodospirillaceae	26	513
Rhodothalassiaceae	1	12
Rhodovibrionaceae	9	72
Rickettsiaceae	14	1338
Robiginitomaculaceae	5	45
Roseiarcaceae	2	6
Roseiterribacteraceae	1	1
Roseobacteraceae	87	4739
Roseomonadaceae	15	362
Salaquimonadaceae	1	4
Salinarimonadaceae	2	15
Segnochrobactraceae	2	12
Shumkoniaceae	1	1
Sneathiellaceae	3	26
Sphingobiaceae	1	636
Sphingomicrobiaceae	2	21
Sphingomonadaceae	20	6053
Sphingopyxidaceae	2	489
Sphingorhabdaceae	4	60
Sphingosinicellaceae	10	106
Stappiaceae	10	1206
Temperatibacteraceae	2	5
Tepidamorphaceae	4	18
Terasakiellaceae	1	13
Terrirubraceae	1	1
Thalassobaculaceae	2	41
Thalassospiraceae	2	303
Xanthobacteraceae	8	514
Zavarziniaceae	1	7
Zymomonadaceae	1	6