This article lists the genera of the Bacteria.

Phylum Acidobacteria.

Order Acidobacteriales

Family Acidobacteriaceae

• Genus Acidobacterium
• Genus Geothrix
• Genus Holophaga

Phylum Actinobacteria

Class Mikeiasis

Subclass Acidimicrobidae

Order Acidimicrobiales

• Family Acidimicrobiaceae
• Genus Acidimicrobium

Subclass Actinobacteridae

Order Actinomycetales

• Suborder Actinomycineae
• Family Actinomycetaceae
• Family Actinomycetaceae

• Suborder Corynebacterineae
• Family Corynebacteriaceae
• Family Gordoniaceae
• Family Mycobacteriaceae
• Family Nocardiaceae
• Family Tsukamurellaceae
• Family Williamsiaceae

• Suborder Frankineae
• Family Acidothermaceae
• Family Frankiaceae
• Family Geodermatophilaceae
• Family Kineosporiaceae
• Family Microsphaeraceae
• Family Sporichthyaceae

• Suborder Glycomycineae
• Family Glycomycetaceae

• Suborder Micrococcineae
• Family Beutenbergiaceae
• Family Bogoriellaceae
• Family Brevibacteriaceae
• Family Cellulomonadaceae
• Family Dermabacteraceae
• Family Dermatophilaceae
• Family Dermacoccaceae
• Family Intrasporangiaceae
• Family Jonesiaceae
• Family Microbacteriaceae
• Family Micrococcaceae
• Family Promicromonosporaceae
• Family Rarobacteraceae
• Family Sanguibacteraceae

• Suborder Micromonosporineae
• Family Micromonosporaceae

• Suborder Propionibacterineae
• Family Nocardioidaceae
• Genus Kribella
• Family Propionibacteriaceae

• Suborder Pseudonocardineae
• Family Actinosynnemataceae
• Family Pseudonocardiaceae

• Suborder Streptomycineae
• Family Streptomycetaceae

• Suborder Streptosporangineae
• Family Nocardiopsaceae
• Family Streptosporangiaceae
• Family Thermomonosporaceae

Order Bifidobacteriales

• Family Bifidobacteriaceae

Subclass Coriobacteridae

Order Coriobacteriales

• Family Coriobacteriaceae
• Genus Atopobium
• Genus Collinsella
• Genus Coriobacterium
• Genus Cryptobacterium
• Genus Denitrobacterium
• Genus Eggerthella
• Genus Slackia

Subclass Rubrobacteridae

Order Rubrobacterales

• Family Rubrobacteraceae
• Genus Rubrobacter

Subclass Sphaerobacteridae

Order Sphaerobacterales

• Family Sphaerobacteraceae
• Genus Sphaerobacter

Phylum Aquificae

Class Aquificae

Order Aquificales

• Family Aquificaceae
• Genus Aquifex
• Genus Hydrogenivirga
• Genus Hydrogenobacter
• Genus Hydrogenobaculum
• Genus Thermocrinis
• Family Hydrogenothermaceae
• Genus Hydrogenothermus
• Genus Persephonella
• Genus Sulfurihydrogenibium
• Genus Venenivibrio

Phylum Bacteroidetes

Class Bacteroidetes

Order Bacteroidales

• Family Bacteroidaceae
• Genus Bacteroides
• Genus Acetofilamentum
• Genus Acetomicrobium
• Genus Acetothermus
• Genus Anaerorhabdus
• Genus Megamonas

• Family Rikenellaceae
• Genus Rikenella
• Genus Marinilabilia

• Family Porphyromonadaceae
• Genus Porphyromonas
• Genus Dysgonomonas

• Family Prevotellaceae
• Genus Prevotella

Class Flavobacteriaceae

Order Flavobacteriales

• Family Flavobacteriaceae
• Family Myroidaceae
• Family Blattabacteriaceae

Class Flexibacteraceae

Class Rhodothermus

Class Sphingobacterium

Order Sphingobacteriales''

• Family Sphingobacteriaceae
• Family Saprospiraceae
• Family Flexibacteraceae
• Family Flammeovirgaceae
• Family Crenotrichaceae

Phylum Chlamydiae

Class Chlamydiae

Order Chlamydiales

• Family Chlamydiaceae
• Genus Chlamydia
• Genus Chlamydophila

• Family Parachlamydiaceae
• Parachlamydia acanthamoebae
• Candidatus Protochlamydia amoebophila UWE25
• Neochlamydia hartmannellae (endocytobiont of Hartmannella sp. A1Hsp)

• Family Rhabdochlamydiaceae
• Rhabdochlamydia porcellionis
• Rhabdochlamydia crassificans

• Family Simkaniaceae
• Genus Simkania
• Genus Fritschea

• Family Waddliaceae
• Waddlia chondrophila

Phylum Chlorobi

Class Chlorobia

Order Chlorobiales

• Family Chlorobiaceae
• Genus Chlorobium
• Genus Ancalochloris
• Genus Chloroherpeton
• Genus Clathrochloris
• Genus Pelodictyon
• Genus Prostheochloris

Phylum Chloroflexi

These Philum is formerly known as green non-sulfur bacteria

Class Chloroflexi

Phylum Chrysiogenetes

Order Chrysiogenales

• Family Chrysiogenaceae
• Genus Chrysiogenes
• Species: Chrysiogenes arsenatis

Phylum Cyanobacteria

Phylum Deferribacteres

Class Deferribacteres

Order Deferribacterales

• Family Deferribacteraceae
• Genus Deferribacter
• Genus Denitrovibrio
• Genus Flexistipes
• Genus Geovibrio

Phylum Deinococcus-Thermus

Class Deinococci

Order Deinococcales

• Genus Deinococcus

Order Thermales

• Genus Thermus
• Genus Meiothermus
• Genus Marinithermus
• Genus Oceanithermus
• Genus Vulcanithermus

Phylum Dictyoglomi

Class Dictyoglomi

Order Dictyoglomales

• Family Dictyoglomaceae
• Genus Dictyoglomus
• Species: Dictyoglomus thermophilum

Phylum Fibrobacteres

• Genus Fibrobacter

Phylum Firmicutes

Class Bacilli

Order Bacillales

• Family Alicyclobacillaceae
• Family Bacillaceae
• Family Caryophanaceae
• Family Listeriaceae
• Family Paenibacillaceae
• Family Planococcaceae
• Family Sporolactobacillaceae
• Family Staphylococcaceae
• Family Thermoactinomycetaceae
• Family Turicibacteraceae

Order Lactobacillales

• Family Aerococcaceae
• Family Carnobacteriaceae
• Family Enterococcaceae
• Family Lactobacillaceae
• Family Leuconostocaceae
• Family Streptococcaceae

Class Clostridia

Order Clostridiales

• Family Acidaminococcaceae
• Family Clostridiaceae
• Family Eubacteriaceae
• Family Heliobacteriaceae
• Family Lachnospiraceae
• Family Peptococcaceae
• Family Peptostreptococcaceae
• Family Syntrophomonadaceae

Order Halanaerobiales

• Family Halanaerobiaceae
• Family Halobacteroidaceae

Order Thermoanaerobacteriales

• Family Thermoanaerobacteriaceae
• Family Thermodesulfobiaceae

Class Mollicutes

Order Mycoplasmatales

• Family Mycoplasmataceae
• Genus Hepatoplasma (Candidatus)
• Genus Mycoplasma
• Genus Ureaplasma

Order Entomoplasmatales

• Family Entomoplasmataceae
• Genus Entomoplasma
• Genus Mesoplasma

• Family Spiroplasmataceae
• Genus Spiroplasma

Order Anaeroplasmatales

• Family Anaeroplasmataceae
• Genus Anaeroplasma
• Genus Asteroleplasma

• Family Erysipelotrichaceae
• Genus Erysipelothrix
• Genus Holdemania

Order Acholeplasmatales

• Family Acholeplasmataceae
• Genus Acholeplasma
• Genus Phytoplasma (Candidatus)

Phylum Fusobacteria

• Family Fusobacteriaceae
• Genus Fusobacterium
• Species:F. necrophorum, F. nucleatum, F. polymorphum, F. novum.

Phylum Gemmatimonadetes

• Genus Gemmatimonas
• Species: Gemmatimonas aurantiaca

Phylum Nitrospirae

• Genus Nitrospira
• Species:Nitrospira moscoviensis

Phylum Planctomycetes

Class Planctomycetia

Order Planctomycetales

• Family Planctomycetacea
• Genus Gemmata
• Genus Isosphera
• Genus Pirellula
• Genus Planctomyces
• Genus Brocadia (candidatus)
• Genus Kuenenia (candidatus)
• Genus Scalindua (candidatus)
• Genus Anammoxoglobus (candidatus)
• Genus Jettenia (candidatus)

Phylum Proteobacteria

Class Alpha Proteobacteria

Order Caulobacterales

• Family Caulobacteraceae
• Genus Asticcacaulis
• Genus Brevundimonas
• Genus Caulobacter
• Genus Phenylobacterium

Order Kordiimonadales

• Family Kordiimonadaceae
• Genus Kordiimonas
• Species: Kordiimonas gwangyangensis

Order Parvularculales

• Family Parvularculaceae
• Genus Parvularcula
• Species:Parvularcula bermudensis

Order Rhizobiales

• Family Aurantimonadaceae
• Genus: Aurantimonas
• Species: Aurantimonas coralicida,
• Genus: Fulvimarina
• Species: Fulvimarina pelagi
• Family Bartonellaceae
• Genus: Bartonella

• Family Beijerinckiaceae
• Genus Beijerinckia
• Genus Chelatococcus
• Genus Derxia
• Genus Methylocella

• Family Bradyrhizobiaceae
• Genus Afipia
• Genus Agromonas
• Genus Blastobacter
• Genus Bosea
• Genus Bradyrhizobium
• Genus Nitrobacter
• Genus Oligotropha
• Genus Photorhizobium
• Genus Rhodoblastus
• Genus Rhodopseudomonas

• Family Brucellaceae
• Genus Brucella
• Genus Mycoplana
• Genus Ochrobactrum

• Family Hyphomicrobiaceae
• Genus Ancalomicrobium
• Genus Ancylobacter
• Genus Angulomicrobium
• Genus Aquabacter
• Genus Azorhizobium
• Genus Blastochloris
• Genus Devosia
• Genus Dichotomicrobium
• Genus Filomicrobium
• Genus Gemmiger
• Genus Hyphomicrobium
• Genus Labrys
• Genus Methylorhabdus
• Genus Pedomicrobium
• Genus Prosthecomicrobium
• Genus Rhodomicrobium
• Genus Rhodoplanes
• Genus Seliberia
• Genus Starkeya
• Genus Xanthobacter

• Family Methylobacteriaceae
• Genus Methylobacterium
• Genus Microvirga
• Genus Protomonas
• Genus Roseomonas

• Family Methylocystaceae
• Genus Methylocystis
• Genus Methylosinus
• Genus Methylopila

• Family Phyllobacteriaceae
• Genus Aminobacter
• Genus Aquamicrobium
• Genus Defluvibacter
• Genus Hoeflea
• Genus Mesorhizobium
• Genus Nitratireductor
• Genus Parvibaculum
• Genus Phyllobacterium
• Genus Pseudaminobacter

• Family Rhizobiaceae
• Genus Agrobacterium
• Genus Rhizobium / Sinorhizobium(synonymous)
• Genus Liberibacter (candidatus)

• Family Rhodobiaceae
• Genus Rhodobium
• Species: Rhodobium orientis, Rhodobium marina

Order Rhodobacterales

• Family Rhodobacteraceae
• Genus Ahrensia
• Genus Albidovulum
• Genus Amaricoccus
• Genus Antarctobacter
• Genus Catellibacterium
• Genus Citreicella
• Genus Dinoroseobacter
• Genus Haematobacter
• Genus Jannaschia
• Genus Ketogulonicigenium
• Genus Leisingera
• Genus Loktanella
• Genus Maribius
• Genus Marinosulfonomonas
• Genus Marinovum
• Genus Maritimibacter
• Genus Methylarcula
• Genus Nereida
• Genus Oceanibulbus
• Genus Oceanicola
• Genus Octadecabacter
• Genus Palleronia
• Genus Pannonibacter
• Genus Paracoccus
• Genus Phaeobacter
• Genus Pseudorhodobacter
• Genus Pseudovibrio
• Genus Rhodobaca
• Genus Rhodobacter
• Genus Rhodothalassium
• Genus Rhodovulum
• Genus Roseibacterium
• Genus Roseibium
• Genus Roseicyclus
• Genus Roseinatronobacter
• Genus Roseisalinus
• Genus Roseivivax
• Genus Roseobacter
• Genus Roseovarius
• Genus Rubrimonas
• Genus Ruegeria
• Genus Sagittula
• Genus Salipiger
• Genus Silicibacter
• Genus Staleya
• Genus Stappia
• Genus Sulfitobacter
• Genus Tetracoccus
• Genus Thalassobacter
• Genus Thalassobius
• Genus Thioclava
• Genus Yangia

Order Rhodospirillales

• Family Rhodospirillaceae
• Genus Azospirillum
• Genus Dechlorospirillum
• Genus Defluvicoccus
• Genus Inquilinus
• Genus Magnetospirillum
• Genus Phaeospirillum
• Genus Rhodocista
• Genus Rhodospira
• Genus Rhodospirillum
• Genus Rhodovibrio
• Genus Roseospira
• Genus Skermanella
• Genus Thalassospira
• Genus Tistrella

• Family Rhodospirillaceae
• Genus Acetobacter
• Genus Acidicaldus
• Genus Acidiphilium
• Genus Acidisphaera
• Genus Acidocella
• Genus Acidomonas
• Genus Asaia
• Genus Belnapia
• Genus Craurococcus
• Genus Gluconacetobacter
• Genus Gluconobacter
• Genus Kozakia
• Genus Leahibacter
• Genus Muricoccus
• Genus Neoasaia
• Genus Oleomonas
• Genus Paracraurococcus
• Genus Rhodopila
• Genus Roseococcus
• Genus Rubritepida
• Genus Saccharibacter
• Genus Stella
• Genus Swaminathania
• Genus Teichococcus
• Genus Zavarzinia

Order Rickettsiales

• Family Rickettsiaceae
• Genus Rickettsia
• Genus Orientia
• Genus Wolbachia

• Family Ehrlichiaceae
• Genus Aegyptianella
• Genus Anaplasma
• Genus Cowdria
• Genus Ehrlichia
• Genus Neorickettsia

• Family Holosporaceae
• Genus Caedibacter
• Genus Holospora
• Genus Lyticum
• Genus Odyssella
• Genus Polynucleobacter
• Genus Symbiotes
• Genus Tectibacter

Order Sphingomonadales

• Family Sphingomonadaceae
• Genus Blastomonas
• Genus Citromicrobium
• Genus Erythrobacter
• Genus Erythromicrobium
• Genus Kaistobacter
• Genus Lutibacterium
• Genus Novosphingobium
• Genus Porphyrobacter
• Genus Sandaracinobacter
• Genus Sphingobium
• Genus Sphingomonas
• Genus Sphingopyxis
• Genus Zymomonas

Class Beta Proteobacteria

Order Burkholderiales

• Family Alcaligenaceae
• Genus Achromobacter
• Genus Alcaligenes
• Genus Bordetella
• Genus Pelistega
• Genus Sutterella
• Genus Taylorella

• Family Burkholderiaceae
• Genus Burkholderia
• Genus Chitinimonas
• Genus Cupriavidus
• Genus Lautropia
• Genus Limnobacter
• Genus Pandoraea
• Genus Paucimonas
• Genus Polynucleobacter
• Genus Ralstonia
• Genus Thermothrix

• Family Comamonadaceae
• Genus Acidovorax
• Genus Aquabacterium
• Genus Brachymonas
• Genus Comamonas
• Genus Curvibacter
• Genus Delftia
• Genus Hydrogenophaga
• Genus Ideonella
• Genus Leptothrix
• Genus Pelomonas
• Genus Polaromonas
• Genus Rhodoferax
• Genus Roseateles
• Genus Sphaerotilus
• Genus Tepidimonas
• Genus Thiomonas
• Genus Variovorax

• Family Oxalobacteraceae
• Genus Collimonas
• Genus Duganella
• Genus Herbaspirillum
• Genus Herminiimonas
• Genus Janthinospirillum
• Genus Massilia
• Genus Naxibacter
• Genus Oxalobacter
• Genus Oxalicibacterium
• Genus Telluria

Order Hydrogenophilales

Order Methylophilales

Order Neisseriales

Order Nitrosomonadales

Order Rhodocyclales

Order Procabacteriales

Class Gamma Proteobacteria

Order Acidithiobacillales

Order Aeromonadales

Order Alteromonadales

Order Cardiobacteriales

Order Chromatiales

Order Enterobacteriales

Order Legionellales

Order Methylococcales

Order Oceanospirillales

Order Pasteurellales

Order Pseudomonadales

Order Thiotrichales

Order Vibrionales

Order Xanthomonadales

Class Delta Proteobacteria

Order Bdellovibrionales

Order Desulfobacterales

Order Desulfovibrionales

Order Desulfurellales

Order Desulfarcales

Order Desulfuromonadales

Order Myxococcales

Order Syntrophobacterales

Class Epsilon Proteobacteria

Order Campylobacterales

Order Nautiliales

Phylum Spirochaetes

Class Spirochetes

Order Spirochaetales

• Family Spirochetaceae
• Genus Borrelia
• Genus Brevinema
• Genus Cristispira
• Genus Spirochaeta
• Genus Spironema
• Genus Treponema

• Family Serpulinaceae
• Genus Brachyspira (Serpulina)

• Family Leptospiraceae
• Genus Leptospira
• Genus Leptonema

Phylum Thermodesulfobacteria

• Family Thermodesulfobacteriaceae
• Genus Thermodesulfobacterium

Phylum Thermomicrobia

Thermomicrobia phylum is a phenotype of the green non-sulfur bacteria. It is, as its name suggests, thermophilic. Some scientists suggest that the thermomicrobia phylum is not a true bacteriological phylum, but a sub-division of the green non-sulfur division along with the current chloroflexi phylum.

Phylum Thermotogae

Class Thermotogae

Order Thermotogales

Family Thermotogaceae

• Genus Thermotoga

Phylum Verrucomicrobia

Order Verrucomicrobiales

• Family Verrucomicrobiaceae
• Genus Verrucomicrobium
• Genus Prosthecobacter
• Genus Akkermansia

References

External links

• Bacteria:

See also

• Microorganism
• List of Archaea genera
• Human microbiome project