Bacteria  >  Pseudomonadati  >  Pseudomonadota  >  Alphaproteobacteria

Genus	Species
Abyssibius	2
Acetobacter	259
Acidibrevibacterium	3
Acidicaldus	6
Acidimangrovimonas	4
Acidiphilium	145
Acidisoma	17
Acidisphaera	15
Acidocella	40
Acidomonas	2
Actibacterium	18
Actirhodobacter	2
Acuticoccus	9
Aegyptianella	3
Aerobium	2
Aerophototrophica	3
Aestuarierythrobacter	1
Aestuariibius	5
Aestuariicoccus	4
Aestuariihabitans	3
Aestuariispira	4
Aestuariivirga	3
Aestuariivita	3
Aestuarium	3
Affinirhizobium	8
Afifella	12
Afipia	174
Agaricicola	4
Agrobacterium	1407
Ahrensia	18
Albibacillus	3
Albibacter	4
Albidovulum	27
Albimonas	5
Albirhodobacter	14
Alexandriicola	1
Algicella	1
Algihabitans	3
Algimonas	14
Algirhabdus	1
Aliidongia	3
Aliigemmobacter	1
Aliihoeflea	8
Aliioceanicola	2
Aliiphycobium	1
Aliirhizobium	6
Aliiroseovarius	46
Aliiruegeria	5
Aliisedimentitalea	3
Aliishimia	3
Aliitabrizicola	1
Alkalicaulis	3
Alkalilacustris	3
Allgaiera	3
Allobosea	593
Allohoeflea	1
Allomesorhizobium	3
Allopontixanthobacter	4
Allorhizobium	17
Allosediminivita	3
Allosphingosinicella	8
Allostella	5
Alloyangia	4
Alsobacter	9
Alteraquisediminimonas	1
Alteraurantiacibacter	11
Altererythrobacter	135
Altericroceibacterium	5
Alterinioella	4
Alteripontixanthobacter	4
Alteriqipengyuania	4
Alterirhizorhabdus	2
Alterisphingorhabdus (ex Wang et al. 2025) (nom. illeg.)	0
Alterisphingorhabdus (ex Yan et al. 2024)	2
Alteristakelama	2
Amaricoccus	22
Ameyamaea	4
Aminobacter	103
Amorphomonas	2
Amorphus	8
Amphiplicatus	3
Amylibacter	10
Anaplasma	238
Ancalomicrobium	3
Ancylobacter	106
Anderseniella	7
Anianabacter	1
Antarcticicola	2
Antarcticimicrobium	4
Antarcticirhabdus	1
Antarctobacter	22
Apolloniradiicaulis	1
Aquabacter	9
Aquamicrobium	60
Aquibaculum	2
Aquibium	7
Aquicoccus	4
Aquidulcibacter	3
Aquimixticola	3
Aquisalinus	4
Aquisediminimonas	3
Arboricoccus	3
Arenibacillus	3
Arenibacterium	6
Arenibaculum	3
Aristophania	6
Arminella	3
Arsenicitalea	6
Arvimicrobium	1
Asaia	153
Ascidiaceihabitans	5
Asprobacter	3
Asticcacaulis	91
Astrobacterium	1
Attibartonella	1
Aurantiacibacter	24
Aurantimonas	157
Aureimonas	66
Azorhizobium	99
Azospirillum	388
Bartonella	1520
Bauldia	4
Beijerinckia	44
Belnapia	15
Benzoatithermus	1
Billmartinia	0
Binariimonas	1
Blastobacter	14
Blastochloris	11
Blastomonas	72
Bombella	16
Borborobacter	1
Boseongicola	17
Bradyrhizobium	9743
Breoghania	9
Brevirhabdus	3
Brevundimonas	1544
Brucella	324
Brytella	1
Butyratibacter	3
Caedimonas	2
Caenibius	4
Caenispirillum	16
Caldovatus	4
Camelimonas	9
Candidatus Allocryptoplasma	3
Candidatus Anadelfobacter	2
Candidatus Andeanibacterium	2
Candidatus Anoxipelagibacter	1
Candidatus Aquarickettsia	1
Candidatus Arcanibacter	1
Candidatus Bandiella	3
Candidatus Bealeia	1
Candidatus Bodocaedibacter	1
Candidatus Captivus	4
Candidatus Catenimonas	1
Candidatus Combothrix	1
Candidatus Cryptoprodota	1
Candidatus Cyrtobacter	3
Candidatus Cytomitobacter	3
Candidatus Defluviella	1
Candidatus Deianiraea	2
Candidatus Endolissoclinum	7
Candidatus Endowatersipora	3
Candidatus Enterousia	8
Candidatus Euplotella	1
Candidatus Finniella	5
Candidatus Fokinia	2
Candidatus Fonsibacter	7
Candidatus Fujishimia	1
Candidatus Gigantorickettsia	1
Candidatus Goertzia	4
Candidatus Grelliella	2
Candidatus Gromoviella	1
Candidatus Hafkinia	1
Candidatus Halichondribacter	1
Candidatus Halysiomicrobium	1
Candidatus Halysiosphaera	3
Candidatus Hemipteriphilus	3
Candidatus Hepatincola	4
Candidatus Hepatobacter	2
Candidatus Hodgkinia	2
Candidatus Hydrogenosomobacter	1
Candidatus Hypereutrophica	1
Candidatus Intestinibacterium	2
Candidatus Jidaibacter	3
Candidatus Kirkpatrickella	1
Candidatus Kopriimonas	5
Candidatus Lariskella	9
Candidatus Levibacter	1
Candidatus Mangrovimarina	1
Candidatus Marisalimonas	2
Candidatus Megaera	9
Candidatus Mesenet	3
Candidatus Mesopelagibacter	1
Candidatus Methylaffinis	1
Candidatus Micropelagius	2
Candidatus Midichloria	42
Candidatus Monilibacter	1
Candidatus Neoehrlichia	12
Candidatus Neowolbachia	1
Candidatus Nesciobacter	1
Candidatus Nicolleia	1
Candidatus Nucleicultrix	2
Candidatus Odyssella	4
Candidatus Paracaedibacter	4
Candidatus Paracaedimonas	2
Candidatus Paraholospora	1
Candidatus Pelagibacter	283
Candidatus Penulousia	1
Candidatus Phaeomarinibacter	2
Candidatus Phycorickettsia	6
Candidatus Phycosocius	2
Candidatus Ponderosibacter	1
Candidatus Pseudoplanktomarina	1
Candidatus Puniceispirillum	10
Candidatus Riegeria	3
Candidatus Salinivivens	2
Candidatus Sarmatiella	1
Candidatus Scatocola	3
Candidatus Sneabacter	2
Candidatus Spectririckettsia	1
Candidatus Sphaeronema	1
Candidatus Tectiglobus	2
Candidatus Tenuibacter	1
Candidatus Tisiphia	32
Candidatus Tokpelaia	12
Candidatus Trichorickettsia	1
Candidatus Viadribacter	1
Candidatus Xenohaliotis	2
Candidatus Xenolissoclinum	1
Carbonatibacter	1
Carideicomes	3
Cauispirillum	2
Caulobacter	696
Celeribacter	69
Cereibacter	10
Chachezhania	4
Chakrabartia	3
Charonomicrobium	2
Chelativorans	20
Chelatococcus	60
Chenggangzhangella	3
Chioneia	2
Chthonobacter	4
Ciceribacter	12
Citreicella	29
Citreimonas	10
Citrimicrobium	2
Citromicrobium	39
Cochlodiniinecator	3
Cognatishimia	11
Cognatiyoonia	9
Cohaesibacter	16
Commensalibacter	29
Consotaella	4
Constrictibacter	4
Coraliihabitans	1
Coralliovum	1
Craurococcus	4
Crenalkalicoccus	3
Cribrihabitans	6
Croceibacterium	12
Croceicoccus	23
Cucumibacter	3
Curvivirga	3
Cypionkella	8
Daeguia	2
Dankookia	5
Dechlorospirillum	7
Defluviicoccus	5
Delongia	2
Denitrobaculum	3
Desertibacter	4
Desertibaculum	1
Deserticella	3
Devosia	409
Dichotomicrobium	3
Dinoroseobacter	13
Ditibartonella	3
Donghicola	33
Dongia	23
Ectorhizobium	1
Edaphosphingomonas	3
Ehrlichia	220
Eilatimonas	3
Elioraea	8
Elstera	8
Emcibacter	5
Endobacter	2
Endobacterium	5
Endosaccharibacter	1
Enhydrobacter	85
Ensifer	855
Enterovirga	6
Entomobacter	3
Epibacterium	12
Erythrobacter	663
Erythromicrobium	15
Euryhalocaulis	3
Facivitalis	1
Falsigemmobacter	4
Falsihalocynthiibacter	7
Falsiphaeobacter	3
Falsirhodobacter	10
Falsiroseomonas	23
Falsiruegeria	5
Falsochrobactrum	5
Faunimonas	3
Ferirhizobium	1
Ferranicluibacter	1
Ferrovibrio	26
Ferruginivarius	3
Fertoeibacter	3
Filomicrobium	7
Flaviflagellibacter	3
Flavimaribacter	1
Flavimaricola	3
Flavisphingomonas	1
Flavisphingopyxis	1
Flexibacterium	1
Fluviirhizobium	3
Fodinicurvata	7
Foliimonas	1
Fontisubflavum	1
Formicincola	1
Fretibacter	3
Frigidibacter	11
Fulverythrobacter	2
Fulvimarina	18
Furvibacter	3
Fuscibacter	3
Fuscovulum	3
Futiania	1
Gellertiella	5
Geminicoccus	10
Gemmobacter	31
Georhizobium	4
Gillisella	4
Gimibacter	2
Glacieibacterium	9
Gluconacetobacter	73
Gluconobacter	119
Glycocaulis	8
Govanella	1
Granulibacter	3
Gymnodinialimonas	8
Haematobacter	10
Haematospirillum	7
Hahyoungchilella	3
Halocynthiibacter	9
Halodurantibacterium	4
Halovulum	6
Hankyongella	3
Hansschlegelia	7
Harenicola	3
Hartmannibacter	7
Hasllibacter	4
Heliomarina	2
Hellea	3
Henriciella	16
Hephaestia	8
Heterorhizobium	1
Hirschia	7
Histidinibacterium	4
Hoeflea	61
Hohaiivirga	1
Holospora	10
Hongsoonwoonella	3
Humitalea	4
Hwanghaeella	5
Hypericibacter	4
Hyphobacterium	9
Hyphococcus	8
Hyphomicrobium	149
Hyphomonas	156
Indioceanicola	5
Inquilinus	63
Insolitispirillum	4
Iodidimonas	9
Jannaschia	65
Jhaorihella	3
Jiella	13
Jindonia	2
Kaistia	43
Kaistina	1
Kangsaoukella	3
Kaustia	3
Ketogulonicigenium	8
Kiloniella	14
Komagataeibacter	74
Kordiimonas	24
Kozakia	4
Kumtagia	1
Labrenzia	202
Labrys	73
Lacibacterium	4
Lacimonas	3
Leahibacter	2
Leisingera	57
Lentibacter	4
Lentilitoribacter	7
Liberibacter	58
Lichenibacterium	5
Lichenicoccus	3
Lichenicola	4
Lichenifustis	2
Lichenihabitans	5
Limibacillus	4
Limibaculum	3
Limimaricola	11
Limimonas	2
Limnomicrobium	1
Limobrevibacterium	1
Limoniibacter	3
Litoreibacter	22
Litorerythrobacter	1
Litorimonas	19
Litorisediminicola	2
Litorisediminivivens	4
Litorivita	4
Loktanella	208
Luteithermobacter	3
Lutibacterium	8
Lutibaculum	4
Lutimaribacter	8
Lyticum	3
Mabikibacter	3
Magnetospira	7
Magnetospirillum	78
Magnetovibrio	4
Maliponia	3
Mameliella	14
Manganibacter	1
Mangrovibrevibacter	1
Mangrovicella	3
Mangrovicoccus	5
Maricaulis	38
Mariluticola	1
Marimonas	6
Marinibacterium	5
Marinibaculum	3
Marinicauda	6
Marinimicrococcus	1
Marinivivus	1
Marinosulfonomonas	4
Marinovum	16
Marispirillum	3
Maritalea	13
Maritimibacter	21
Marivibrio	3
Marivita	30
Marivivens	14
Martelella	54
Martinezella	20
Meinhardsimonia	2
Meridianimarinicoccus	9
Mesobacterium	2
Mesobaculum	3
Mesorhizobium	3727
Methylarcula	17
Methylobacterium	2503
Methylobrevis	4
Methylocapsa	8
Methyloceanibacter	8
Methylocella	8
Methylocystis	163
Methyloferula	4
Methyloligella	7
Methylopila	22
Methyloraptor	1
Methylorosula	4
Methylorubrum	22
Methylosinus	88
Methylosporovibrio	1
Methylosulfonomonas	2
Methylothermalis	3
Methylovirgula	5
Microbaculum	5
Micropepsis	3
Microvirga	168
Minwuia	7
Mongoliimonas	3
Muricoccus	11
Mycoplana	50
Natronohydrobacter	3
Nautella	39
Neoaquamicrobium	2
Neoasaia	3
Neogemmobacter	1
Neohoeflea	1
Neokomagataea	5
Neomegalonema	3
Neomesorhizobium	1
Neopararhizobium	1
Neorhizobium	67
Neorickettsia	23
Neoroseomonas	11
Neotabrizicola	4
Neptunicoccus	4
Nereida	12
Nesiotobacter	8
Nguyenibacter	20
Nioella	12
Nisaea	27
Nitratireductor	108
Nitrobacter	56
Nitrobacteria	5
Nitropelagius	1
Nitrospirillum	11
Niveispirillum	38
Nordella	8
Notoacmeibacter	5
Novacetimonas	9
Novispirillum	7
Novosphingobium	718
Novosphingopyxis	5
Occidentia	3
Oceanibacterium	2
Oceanibaculum	9
Oceanibium	3
Oceanicaulis	34
Oceanicella	5
Oceanicola	49
Oceaniglobus	10
Oceaniovalibus	7
Oceaniradius	3
Oceanobacterium	3
Oceanomicrobium	3
Ochrobactrum	1273
Octadecabacter	80
Oecophyllibacter	3
Oharaeibacter	3
Oleiliquidispirillum	1
Oleisolibacter	3
Oleispirillum	1
Oleomonas	8
Ollibium	2
Onobrychidicola	1
Oricola	11
Orientia	5
Oryzibacter	1
Oryzicola	3
Oryzifoliimicrobium	1
Ostreiculturibacter	1
Ovoidimarina	1
Pacificibacter	8
Pacificimonas	10
Pacificispira	4
Pacificitalea	1
Pacificoceanicola	1
Paenirhizobium	5
Paenirhodobacter	14
Paeniroseomonas	4
Paenochrobactrum	12
Palleronia	24
Paludibacillus	1
Pannonibacter	32
Parabacterium	1
Parablastomonas	4
Paracoccus	1075
Paracraurococcus	16
Paradevosia	4
Paragemmobacter	5
Parahoeflea	4
Paralimibaculum	1
Paramagnetospirillum	6
Paramesorhizobium	6
Paramylibacter	2
Parapedomonas	1
Paraphaeobacter	2
Parapontixanthobacter	2
Pararhizobium	35
Pararhodobacter	13
Pararhodospirillum	6
Pararoseomonas	4
Parasaccharibacter	10
Parasedimentitalea	7
Parasphingomonas	5
Parasphingopyxis	10
Parasphingorhabdus	13
Parasulfitobacter	1
Paraurantiacibacter	2
Paremcibacter	3
Parerythrobacter	6
Paroceanicella	3
Parvibaculum	22
Parvularcula	17
Pedomicrobium	12
Pedomonas	3
Peiella	1
Pelagerythrobacter	7
Pelagibaca	20
Pelagibacterium	27
Pelagibius	8
Pelagimonas	6
Pelagivirga	3
Pelagovum	4
Peteryoungia	9
Phaeobacter	301
Phaeospirillum	23
Phaeovibrio	2
Phaeovulum	5
Phenylobacterium	153
Photocaulis	3
Photorhizobium	6
Phreatobacter	11
Phycobacter	2
Phycobium	1
Phyllobacterium	291
Phytoamicus	3
Piezobacter	1
Pikeienuella	3
Pinisolibacter	7
Planktomarina	6
Planktotalea	6
Plantimonas	1
Plastorhodobacter	3
Plastoroseomonas	4
Pleomorphomonas	36
Polycladidibacter	4
Polymorphobacter	5
Polymorphum	6
Polyprosthecobacterium	1
Pontibaca	4
Ponticaulis	5
Ponticoccus	56
Pontitalea	1
Pontivivens	7
Pontixanthobacter	9
Porphyrobacter	182
Poseidonocella	6
Primorskyibacter	13
Profundibacter	3
Profundibacterium	3
Propylenella	3
Prosthecodimorpha	2
Prosthecomicrobium	11
Pseudaestuariivita	4
Pseudahrensia	5
Pseudaminobacter	18
Pseudaquidulcibacter	1
Pseudemcibacter	2
Pseudoblastomonas	4
Pseudocaedibacter	3
Pseudochelatococcus	7
Pseudochrobactrum	69
Pseudodonghicola	4
Pseudogemmobacter	10
Pseudohalocynthiibacter	4
Pseudohoeflea	4
Pseudokordiimonas	1
Pseudolabrys	22
Pseudolyticum	1
Pseudomaribius	3
Pseudomarivita	1
Pseudooceanicola	42
Pseudooctadecabacter	4
Pseudopelagicola	4
Pseudophaeobacter	14
Pseudoponticoccus	3
Pseudopontivivens	3
Pseudopontixanthobacter	3
Pseudoprimorskyibacter	2
Pseudorhizobium	11
Pseudorhodobacter	33
Pseudorhodoplanes	4
Pseudoroseicyclus	6
Pseudoroseobacter	1
Pseudoroseomonas	4
Pseudoruegeria	35
Pseudoseohaeicola	4
Pseudosulfitobacter	7
Pseudotabrizicola	7
Pseudothioclava	3
Pseudovibrio	790
Pseudoxanthobacter	7
Psychroglaciecola	3
Psychromarinibacter	5
Pukyongiella	3
Puniceibacterium	7
Pyruvatibacter	4
Qingshengfaniella	3
Qipengyuania	72
Radicibacter	1
Raskinella (SeqCode)	1
Reichenowia	5
Reyranella	15
Rhabdaerophilum	4
Rhabdonatronobacter	1
Rhizobium	5447
Rhizomicrobium	11
Rhizorhabdus	17
Rhizorhapis	6
Rhizosaccharibacter	1
Rhodalgimonas	2
Rhodobacter	332
Rhodobaculum	3
Rhodobium	15
Rhodoblastus	9
Rhodocista	17
Rhodoligotrophos	8
Rhodomicrobium	18
Rhodophyticola	7
Rhodopila	4
Rhodoplanes	39
Rhodopseudomonas	244
Rhodosalinus	7
Rhodospira	3
Rhodospirillum	44
Rhodothalassium	10
Rhodovarius	4
Rhodovastum	3
Rhodovibrio	37
Rhodovulum	131
Rickettsia	1234
Robiginitomaculum	5
Robiginosimarina	1
Roseiarcus	3
Roseibacula	3
Roseibium	47
Roseicella	5
Roseicitreum	4
Roseicyclus	22
Roseinatronobacter	47
Roseisalinus	6
Roseitalea	6
Roseiterribacter	1
Roseitranquillus	3
Roseivivax	36
Roseixanthobacter	5
Roseobacter	644
Roseococcus	23
Roseomonas	229
Roseospira	20
Roseospirillum	2
Roseovarius	255
Rubellimicrobium	12
Rubribacterium	1
Rubricella	3
Rubrimonas	4
Rubritepida	3
Ruegeria	1305
Rugositalea	1
Ruixingdingia	1
Sabulicella	4
Saccharibacter	12
Sagittula	23
Salaquimonas	4
Salibaculum	4
Salinarimonas	12
Saliniferula	1
Salinihabitans	3
Saliniramus	2
Salinovum	3
Salipiger	70
Sandaracinobacter	8
Sandaracinobacteroides	6
Sandarakinorhabdus	36
Sedimentimonas	1
Sedimentitalea	8
Sediminicoccus	4
Sediminimonas	3
Segnochrobactrum	3
Seliberia	1
Seohaeicola	10
Shimia	68
Shinella	132
Shumkonia	1
Siccirubricoccus	6
Siculibacillus	3
Silicimonas	4
Sinisalibacter	4
Sinorhizobium	1201
Sinorickettsia	1
Skermanella	24
Sneathiella	19
Solirhodobacter	3
Solomonas	2
Sorlinia	1
Sphingoaurantiacus	4
Sphingobium	634
Sphingomicrobium	13
Sphingomonas	4865
Sphingopyxis	484
Sphingorhabdus	39
Sphingosinicella	21
Sphingosinithalassobacter	4
Stagnihabitans	2
Stakelama	18
Stappia	107
Starkeya	43
Subaequorebacter	3
Sulfitobacter	651
Swaminathania	3
Swingsia	2
Symbiotes	2
Szabonella	2
Tabrizicola	21
Tagaea	4
Taklimakanibacter	4
Tanticharoenia	4
Taonella	4
Tardibacter	3
Tardiphaga	64
Tateyamaria	25
Tectibacter	1
Telmatospirillum	5
Temperatibacter	3
Tepidamorphus	4
Tepidicaulis	5
Terasakiella	11
Terribium	2
Terricaulis	3
Terrihabitans	5
Terripilifer	2
Terrirhizobium	1
Terrirubrum	1
Tetracoccus	3
Thalassobacter	21
Thalassobaculum	12
Thalassobium	2
Thalassococcus	17
Thalassocola	3
Thalassorhabdomicrobium	3
Thalassospira	290
Thalassovita	68
Thalassovivens	1
Thermaurantiacus	3
Thermohalobaculum	4
Thermopetrobacter	5
Thetidibacter	1
Thioclava	70
Thiosulfatihalobacter	1
Tianweitania	6
Tistlia	3
Tistrella	41
Tranquillimonas	5
Tritonibacter	12
Tropicibacter	24
Tropicimonas	18
Tsuneonella	16
Tuberoidobacter	1
Undibacter	3
Vannielia	6
Variibacter	3
Varunaivibrio	3
Velazquezella	1
Vineibacter	3
Virgifigura	1
Vitreimonas	2
Wenxinia	4
Wolbachia	3932
Woodsholea	2
Xanthobacter	135
Xaviernesmea	3
Xinfangfangia	3
Yoonia	37
Yunchengibacter	1
Zavarzinia	6
Zhengella	4
Zymomonas	6