This article lists the
orders
Order, ORDER or Orders may refer to:
* Categorization, the process in which ideas and objects are recognized, differentiated, and understood
* Heterarchy, a system of organization wherein the elements have the potential to be ranked a number of d ...
of the
Bacteria
Bacteria (; singular: bacterium) are ubiquitous, mostly free-living organisms often consisting of one biological cell. They constitute a large domain of prokaryotic microorganisms. Typically a few micrometres in length, bacteria were among ...
. The currently accepted taxonomy is based on the
List of Prokaryotic names with Standing in Nomenclature
List of Prokaryotic names with Standing in Nomenclature (LPSN) is an online database that maintains information on the naming and taxonomy of prokaryotes, following the taxonomy requirements and rulings of the International Code of Nomenclature ...
(LPSN) and
National Center for Biotechnology Information
The National Center for Biotechnology Information (NCBI) is part of the United States National Library of Medicine (NLM), a branch of the National Institutes of Health (NIH). It is approved and funded by the government of the United States. The ...
(NCBI)
and the phylogeny is based on 16S rRNA-based LTP release 132 by
The All-Species Living Tree Project
The All-Species Living Tree' Project is a collaboration between various academic groups/institutes, such as ARB Project, ARB, SILVA rRNA database project, and List of Prokaryotic names with Standing in Nomenclature, LPSN, with the aim of assembli ...
.
Phylogeny
National Center for Biotechnology Information
The National Center for Biotechnology Information (NCBI) is part of the United States National Library of Medicine (NLM), a branch of the National Institutes of Health (NIH). It is approved and funded by the government of the United States. The ...
(NCBI) taxonomy was initially used to decorate the genome tree via tax2tree. The 16S rRNA-based
Greengenes taxonomy is used to supplement the taxonomy particularly in regions of the tree with no cultured representatives.
List of Prokaryotic names with Standing in Nomenclature
List of Prokaryotic names with Standing in Nomenclature (LPSN) is an online database that maintains information on the naming and taxonomy of prokaryotes, following the taxonomy requirements and rulings of the International Code of Nomenclature ...
(LPSN) is used as the primary taxonomic authority for establishing naming priorities. Taxonomic ranks are normalised using phylorank and the taxonomy manually curated to remove polyphyletic groups.
Cladogram was taken from
GTDB
The Genome Taxonomy Database (GTDB) is an online database that maintains information on a proposed nomenclature of prokaryotes, following a phylogenomic approach based on a set of conserved single-copy proteins. In addition to breaking up parap ...
release 07-RS207 (8th April 2022).
Clade
Terrabacteria
Terrabacteria is a taxon containing approximately two-thirds of prokaryote species, including those in the gram positive phyla (Actinomycetota and Bacillota) as well as the phyla "Cyanobacteria", Chloroflexota, and Deinococcota.
It derives its ...
Phylum
Chloroflexota
The Chloroflexota are a phylum of bacteria containing isolates with a diversity of phenotypes, including members that are aerobic thermophiles, which use oxygen and grow well in high temperatures; anoxygenic phototrophs, which use light for phot ...
* Class ?"Bathosphaeria"
Mehrshad et al. 2018
** "
Bathosphaerales"
Mehrshad et al. 2018 TDB tag: JG30-KF-CM66* Class ?"Umbricyclopia"
Mehrshad et al. 2018
** "
Umbricyclopales"
Mehrshad et al. 2018 (TK10)
* Class "Limnocylindria"
Mehrshad et al. 2018
** "
Limnocylindrales"
Mehrshad et al. 2018 (SL56)
* Class Ktedobacteria
corrig. Cavaletti et al. 2007
**
Ktedobacterales corrig. Cavaletti et al. 2007 (Thermogemmatisporales)
* Class
Dehalococcoidia
''Dehalococcoidia'' is a class of Chloroflexota, a phylum of Bacteria. It is also known as the DHC group.
The name ''Dehalococcoidetes'' is a placeholder name given by Hugenholtz and Stackebrandt, 2004, after ''Dehalococcoides ethenogenes'', a ...
Löffler et al. 2013
**
Dehalococcoidales
''Dehalococcoidia'' is a class of Chloroflexota, a phylum of Bacteria. It is also known as the DHC group.
The name ''Dehalococcoidetes'' is a placeholder name given by Hugenholtz and Stackebrandt, 2004, after ''Dehalococcoides ethenogenes'', a ...
Löffler et al. 2013
**
Tepidiformales Kochetkova et al. 2020
* Class "Caldilineia"
Oren, Parte & Garrity 2016 ex Cavalier-Smith 2020
**
Aggregatilineales Nakahara et al. 2019
**
Anaerolineales Yamada et al. 2006
**
Ardenticatenales Kawaichi et al. 2013
**
Caldilineales Yamada et al. 2006
** "
Promineofilales"
**
Thermoflexales Dodsworth et al. 2014
* Class
Chloroflexia
The Chloroflexia are a class of bacteria in the phylum Chloroflexota, known as filamentous green non-sulfur bacteria. They use light for energy and are named for their green pigment, usually found in photosynthetic bodies called chlorosomes.
Chl ...
Gupta et al. 2013
**
Chloroflexales
Chloroflexales is an order of bacteria in the class Chloroflexia.
Taxonomy
The currently accepted taxonomy is based on the List of Prokaryotic names with Standing in Nomenclature (LPSN) and National Center for Biotechnology Information (NCBI).
* ...
Gupta et al. 2013 (
Herpetosiphonales
Herpetosiphonales is an order of bacteria in the class Chloroflexia.
See also
* List of bacterial orders
This article lists the orders of the Bacteria. The currently accepted taxonomy is based on the List of Prokaryotic names with Standing in N ...
, Kallotenuales)
** "
Thermobaculales"
**
Thermomicrobiales Garrity & Holt 2002 (
Sphaerobacterales
''Sphaerobacter'' is a genus of bacteria. When originally described it was placed in its own subclass (Spahaerobacteridae) within the class Actinomycetota
The ''Actinomycetota'' (or ''Actinobacteria'') are a phylum of all gram-positive bac ...
)
Phylum Dormibacteraeota
* Class "Dormibacteria" (sic) (AD3)
** "
Dormibacterales" (sic)
Clade 1
Phylum
Armatimonadota
''Armatimonadota'' is a phylum of gram-negative bacteria.
History
''Armatimonadota'' was originally described solely on the basis of environmental 16S rRNA gene clone sequences, and was temporarily titled candidate phylum OP10. However, in 20 ...
* Class Abditibacteriia
Tahon et al. 2018 (FBP)
**
Abditibacteriales Tahon et al. 2018
* Class Fimbriimonadia
Im et al. 2012
**
Fimbriimonadales Im et al. 2012
* Class Chthonomonadia
Oren, Parte & Garrity 2016
**
Chthonomonadales Lee et al. 2011
* Class Armatimonadia
Tamaki et al. 2011 (OP10)
**
Armatimonadales Tamaki et al. 2011
**
Capsulimonadales Li, Kudo & Tonouchi 2018
Phylum Eremiobacterota
* Class "Xenobia"
Ji et al. 2021 (UBP9)
** "
Xenobiales"
Ji et al. 2021
* Class "Eremiobacteriia"
corrig. Ward, Cardona & Holland-Moritz 2019 (WPS2)
** "
Baltobacterales"
Ward, Cardona & Holland-Moritz 2019
** "
Eremiobacterales"
Ward, Cardona & Holland-Moritz 2019
Clade
Firmicutes
The Bacillota (synonym Firmicutes) are a phylum of bacteria, most of which have gram-positive cell wall structure. The renaming of phyla such as Firmicutes in 2021 remains controversial among microbiologists, many of whom continue to use the earl ...
Firmicutes incertae sedis
* Class
Thermolithobacteria
Thermolithobacteria is a class of rod-shaped Gram-positive bacteria within phylum Bacillota. Species within this class are thermophilic lithotrophs isolated from sediment in Calcite Springs in Yellowstone National Park. '' Thermolithobacter fer ...
Sokolova et al. 2007
**
Thermolithobacterales Sokolova et al. 2007
Phylum Firmicutes E
* Class "Symbiobacteriia"
** "
Symbiobacteriales"
* Class "Sulfobacillia"
** "
Sulfobacillales"
Cavalier-Smith 2020
* Class "Thermaerobacteria"
** "
Thermaerobacterales"
Phylum Firmicutes G
* Class Limnochordia
Watanabe, Kojima & Fukui 2015
**
Limnochordales Watanabe, Kojima & Fukui 2015
* Class UBA4882
** ''
Capillibacterium''
Ungkulpasvich et al. 2021
** ''
Hydrogenispora''
Liu et al. 2014
Phylum " Selenobacteria"
* Class
Selenomonadia Oren, Parte & Garrity 2016
**
Acidaminococcales Campbell, Adeolu & Gupta 2015
** "
Anaeromusales"
** "
Dendrosporobacterales"
** "
Propionisporales"
**
Selenomonadales
The Selenomonadales are an order of bacteria within the class Negativicutes; unlike most other members of Bacillota, they are Gram-negative. The phylogeny of this order was initially determined by 16S rRNA comparisons. More recently, molecular ...
Marchandin et al. 2010
** "
Sporomusales"
Cavalier-Smith 2006
** "
Acetonemaceae"
** "''
Pelorhabdus''"
**
Veillonellales Campbell, Adeolu & Gupta 2015
Phylum " Desulfotomaculota"
* Class 003054495
** "
Carboxydocellales"
* Class Z-2901
** "
Carboxydothermales"
* Class "Thermincolia"
** "
Thermincolales"
* Class "Desulfotomaculia"
Watanabe, Fukui & Kuever 2020
** "
Ammonificales"
** "
Desulfotomaculales"
Watanabe, Fukui & Kuever 2020
* Class "Moorellia"
** "
Calderihabitantales"
** "
Desulfitibacterales"
**
Moorellales Lv et al. 2020
** "
Thermacetogeniales"
* Class "Syntrophomonadia"
** "
Syntrophomonadales"
* Class "Dehalobacteriia"
** "''Candidatus''
Avidehalobacter"
Gilroy et al. 2021
** "''Candidatus''
Cryptoclostridium"
Glendinning et al. 2020
** "
Dehalobacteriales"
* Class "Peptococcia"
** "
Peptococcales"
** ''
Thermanaerosceptrum''
corrig. Hamilton-Brehm et al. 2021
* Class "Desulfitobacteriia"
** "
Desulfitobacteriales"
** "
Heliobacteriales"
Cavalier-Smith 2020
Phylum Firmicutes D
* Class "Proteinivoracia"
** "
Proteinivoracales"
* Class "Dethiobacteria"
** "
Dethiobacterales"
* Class "Natranaerobiia"
Sorokin et al. 2021
**
Natranaerobiales
The Natranaerobiales are an order of bacteria placed within the class Clostridia. This order contains the thermophilic
A thermophile is an organism—a type of extremophile—that thrives at relatively high temperatures, between . Many therm ...
Mesbah et al. 2007
Phylum " Halanaerobiaeota"
* Class "Halanaerobiia"
Cavalier-Smith 2020
** ''
Anoxybacter''
Zeng et al. 2015
**
Halanaerobiales
The Halanaerobiales are an order of bacteria placed within the class Clostridia, and encompassing two families, the Halanaerobiaceae and the Halobacteroidaceae. Originally placed within the highly polyphyletic class Clostridia, according to th ...
corrig. Rainey & Zhilina 1995
** "
Halobacteroidales"
Phylum Firmicutes A
* Class "Thermosediminibacteria"
** "
Koleobacterales"
Sakamoto et al. 2021
**
Thermosediminibacterales
Thermosediminibacterales is an order of Gram positive bacteria in the class Clostridia
The Clostridia are a highly polyphyletic class of Bacillota, including ''Clostridium'' and other similar genera. They are distinguished from the Bacilli ...
Zhang et al. 2019
* Class "Thermoanaerobacteria"
** "
Caldicellulosiruptorales"
**
Thermoanaerobacterales
The Thermoanaerobacterales is a polyphyletic order of bacteria placed within the polyphyletic class Clostridia, and encompassing four families: the Thermoanaerobacteraceae, the Thermodesulfobiaceae, the Thermoanaerobacterales Family III. Incer ...
Wiegel 2010
* Class
Clostridiia Rainey 2010 em. Cavalier-Smith 2020
** "
Acetivibrionales"
** "
Caldicoprobacterales"
** "
Christensenellales"
**
Clostridiales
The Eubacteriales are an order of bacteria placed within the class Clostridia.
Families
Eubacteriales comprises the following families:
* " Betainaceae" Jones et al. 2019
* " Bianqueaceae" Liu et al. 2021
* " Borkfalkiaceae" Hildebrand, Pallen ...
Prevot 1953 s.s.
** "''Candidatus''
Egerieisoma"
Gilroy et al. 2021
**
Eubacteriales
The Eubacteriales are an order of bacteria placed within the class Clostridia.
Families
Eubacteriales comprises the following families:
* " Betainaceae" Jones et al. 2019
* " Bianqueaceae" Liu et al. 2021
* " Borkfalkiaceae" Hildebrand, Pallen ...
Buchanan 1917
** "
Lachnospirales"
** "
Lutisporales"
** "
Mahellales"
** "
Monoglobales"
** "
Oscillospirales"
** ''
Petroclostridium''
Zhang et al. 2018b
** "
Peptostreptococcales"
** "
Saccharofermentanales"
** TANB77
**
Tissierellales Alauzet et al. 2020
** UBA1381
Phylum "
Bacillota
The Bacillota (synonym Firmicutes) are a phylum of bacteria, most of which have gram-positive cell wall structure. The renaming of phyla such as Firmicutes in 2021 remains controversial among microbiologists, many of whom continue to use the earl ...
"
* Class "
Bacillia"
Cavalier-Smith 2020
** "
Alicyclobacillales"
** "
Aneurinibacillales"
** "Bacillidae"
Cavalier-Smith 2020 non Enderlein 1917
*** "Caldibacillaceae"
*** ''
Calidifontibacillus''
Adiguzel et al. 2020
***
Caryophanales Peshkoff 1939 acillales A*** Bacillales B
*** Bacillales D
*** Bacillales E
*** Bacillales G
*** Bacillales H
***
Bacillales
The Bacillales are an order of Gram-positive bacteria, placed within the Bacillota. Representative genera include ''Bacillus'', ''Listeria'' and ''Staphylococcus''.
See also
* List of bacteria genera
* List of bacterial orders
This article li ...
Prevot 1953 s.s.
*** JC228
** Bacillales F
** "
Brevibacillales"
** "
Caldalkalibacillales"
** "
Calditerricolales"
** "
Desulfuribacillales"
** DSM-22653
** "
Erysipelotrichidae"
corrig. Cavalier-Smith 2020
***
Acholeplasmatales Freundt et al. 1984 (
Anaeroplasmatales
Anaeroplasmatales is an order of mollicute bacteria which are generally found in the rumens of cattle and sheep. The only family in the order is the family Anaeroplasmataceae.
Description
Members of the order Anaeroplasmatales can appear as diff ...
)
*** "''Candidatus''
Bathoplasma"
corrig. Zhu, Lian & He 2020
***
Culicoidibacterales Neupane et al. 2020
***
Erysipelotrichales
The Erysipelotrichia are a class of bacteria of the phylum Bacillota. Species of this class are known to be common in the gut microbiome, as they have been isolated from swine manure and increase in composition of the mouse gut microbiome for mi ...
Ludwig et al. 2010
***
Haloplasmatales
''Haloplasma contractile'' is a halophilic, cell wall-less bacterium. It is the only known representative of a deep lineage, and is classified in its own family (Haloplasmataceae) and order (Haloplasmatales), in the class Mollicutes
Mollicut ...
Rainey et al. 2008 non Zhou et al. 2022
*** "
Izimaplasmatales"
corrig. Zheng et al. 2021
***
Mycoplasmatales
Mycoplasmataceae is a family of bacteria in the order Mycoplasmatales. This family consists of the genera ''Mycoplasma'' and '' Ureaplasma''.
In 1967, the order Mycoplasmatales was incorporated into the class Mollicutes. Many species are sexual ...
Freundt 1955 (
Entomoplasmatales
Entomoplasmatales is a small order of mollicute bacteria.
The genus ''Spiroplasma'' is part of this order.
Phylogeny
The currently accepted taxonomy is based on the List of Prokaryotic names with Standing in Nomenclature (LPSN) and National Ce ...
,
Mycoplasmoidales)
*** RFN20
*** RF39
***
Turicibacteraceae
''Turicibacter'' is a genus in the Bacillota phylum of bacteria that has most commonly been found in the guts of animals.
The genus is named after the city in which it was first isolated, Zurich (Latin = Turicum), Switzerland.
Phylogeny
The pos ...
Verbarg et al. 2020
** "
Exiguobacterales"
** "''Candidatus''
Harrysmithimonas"
Glendinning et al. 2020
** "
Kyrpidiales"
**
Lactobacillales
Lactobacillales are an order of gram-positive, GC-content, low-GC, acid-tolerant, generally nonsporulating, Aerotolerant anaerobe, nonrespiring, either rod-shaped (bacillus (shape), bacilli) or spherical (cocci) bacteria that share common metabo ...
Ludwig, Schleifer & Whitman 2010
** "
Paenibacillales"
** ''
Pasteuria''
Metchnikoff 1888
** "
Rubeoparvulales"
** "
Staphylococcales"
** "
Tepidibacillales"
** "
Thermicanales"
** "
Thermoactinomycetales"
** "
Tumebacillales"
Actinobacteriobiontes
Phylum
Deinococcota
''Deinococcota'' (synonym, ''Deinococcus-Thermus'') is a phylum of bacteria with a single class, ''Deinococci'', that are highly resistant to environmental hazards, also known as extremophiles.
These bacteria have thick cell walls that give them ...
* "
Deinococcia"
Cavalier-Smith 2020
**
Deinococcales
''Deinococcota'' (synonym, ''Deinococcus-Thermus'') is a phylum of bacteria with a single class, ''Deinococci'', that are highly resistant to environmental hazards, also known as extremophiles.
These bacteria have thick cell walls that give them ...
Rainey et al. 1997 (
Thermales
''Thermales'' is an order of bacteria belonging to the ''Deinococcota'' phylum. They are particularly resistant to heat, and live in the benthic zone of the Gulf of Mexico.
Members of the order ''Thermales'' can be distinguished from all other ...
) (radio-resistant micrococci)
Phylum
Actinomycetota
The ''Actinomycetota'' (or ''Actinobacteria'') are a phylum of all gram-positive bacteria. They can be terrestrial or aquatic. They are of great economic importance to humans because agriculture and forests depend on their contributions to soi ...
* Class ?"
Syntrophaliphaticia"
corrig. Liu et al. 2020
* Class "Geothermincolia"
Jiao et al. 2021
** Fen-727
** "
Geothermincolales"
Jiao et al. 2021
* Class "Humimicrobiia"
Jiao et al. 2021
** "
Hakubanellales"
Merino et al. 2020
** "
Humimicrobiales"
Jiao et al. 2021
* Class "Aquicultoria"
Jiao et al. 2021
** "
Aquicultorales"
Jiao et al. 2021
** "
Geothermocultorales"
Jiao et al. 2021
** "
Subteraquimicrobiales"
Jiao et al. 2021
** UBA3085
* Class
Coriobacteriia
The ''Coriobacteriia'' are a class of Gram-positive bacteria within the Actinomycetota phylum.Ludwig, W., Euzéby, J., Schumann, P., Busse, H. J., Trujillo, M. E.,Kämpfer, P. & Whitman, W. B. (2012). Road map of the phylum Actinobacteria. In: Be ...
König 2013
**
Coriobacteriales Stackebrandt et al. 1997 (
Eggerthellales
The ''Eggerthellaceae'' are a family of Gram-positive, rod- or coccus-shaped Actinomycetota. It is the sole family within the order ''Eggerthellales.''
The name ''Eggerthellaceae'' is derived from the Latin term ''Eggerthella,'' referring to t ...
)
* Class
Rubrobacteria
''Rubrobacteria'' is a class of Actinomycetota.
Phylogeny
Taxonomy
The currently accepted taxonomy is based on the List of Prokaryotic names with Standing in Nomenclature (LPSN) and National Center for Biotechnology Information (NCBI).
* Orde ...
Suzuki 2013
**
Rubrobacterales
''Rubrobacter'' is a genus of Actinomycetota. It is radiotolerant and may rival ''Deinococcus radiodurans'' in this regard.
Phylogeny
The currently accepted taxonomy is based on the List of Prokaryotic names with Standing in Nomenclature (LPSN ...
Rainey et al. 1997
* Class
Thermoleophilia
The ''Thermoleophilia'' are a class of Actinomycetota.
Phylogeny
Taxonomy
The currently accepted taxonomy is based on the List of Prokaryotic names with Standing in Nomenclature (LPSN) and National Center for Biotechnology Information
The ...
Suzuki & Whitman 2013
**
Gaiellales Albuquerque et al. 2012
** "
Miltoncostaeales"
Li et al. 2021
**
Thermoleophilales Reddy & Garcia-Pichel 2009 (
Solirubrobacterales)
* Class
Acidimicrobiia
The ''Acidimicrobiia'' are a class of Actinomycetota, in which three families, eight genera, and nine species have been described, ''Acidimicrobium ferrooxidans'' is the type species of the order.
Phylogeny
Taxonomy
The currently accepted tax ...
Norris 2013
**
Acidimicrobiales Stackebrandt, Rainey & Ward-Rainey 1997
** "
Actinomarinales"
Ghai et al. 2013
* Class "
Actinomycetia
The Actinomycetia are a class of bacteria.
Taxonomy
The currently accepted taxonomy is based on the List of Prokaryotic names with Standing in Nomenclature (LPSN) and National Center for Biotechnology Information (NCBI).
* Acidothermales Sen et ...
"
Salam et al. 2020
**
Acidothermales
''Acidothermus cellulolyticus'' is a species of gram-variable bacteria. It is the only member of the genus ''Acidothermus'' and the family ''Acidothermaceae''.
History
''A. cellulolyticus'' was first isolated from acidic hot springs at Yellowsto ...
Sen et al. 2014
**
Actinomycetales
The Actinomycetales is an order of Actinomycetota. A member of the order is often called an actinomycete. Actinomycetales are generally gram-positive and anaerobic and have mycelia in a filamentous and branching growth pattern. Some actinomycete ...
Buchanan 1917 (
Bifidobacteriales;
Micrococcales
The Micrococcales are an order of bacteria in the phylum Actinomycetota.
Phylogeny
The currently accepted taxonomy is based on the List of Prokaryotic names with Standing in Nomenclature
List of Prokaryotic names with Standing in Nomenclature ...
;
Kineosporiales
The Kineosporiaceae is a family of Gram positive bacteria.
Phylogeny
The currently accepted taxonomy is based on the List of Prokaryotic names with Standing in Nomenclature
List of Prokaryotic names with Standing in Nomenclature (LPSN) is an ...
)
**
Euzebyales
''Euzebya'' is a genus of Gram-positive
In bacteriology, gram-positive bacteria are bacteria that give a positive result in the Gram stain test, which is traditionally used to quickly classify bacteria into two broad categories according to ...
Kurahashi et al. 2010 (
Egibacterales
''Egibacter rhizosphaeraea'' is a Gram-positive, obligately halophilic, facultatively alkaliphilic, non- spore-forming, and non-motile bacterium from the genus ''Egibacter'' which has been isolated from the rhizosphere of the plant '' Tamarix h ...
)
**
Jiangellales
The ''Jiangellaceae'' are the only family of the order ''Jiangellales'', which is a part of the phylum Actinomycetota.
Phylogeny
The currently accepted taxonomy is based on the List of Prokaryotic names with Standing in Nomenclature
List of P ...
Tang et al. 2015
**
Motilibacterales Salam et al. 2020
**
Mycobacteriales
The Mycobacteriales are an order of bacteria.
Phylogeny
The currently accepted taxonomy is based on the List of Prokaryotic names with Standing in Nomenclature
List of Prokaryotic names with Standing in Nomenclature (LPSN) is an online databa ...
Janke 1924 (
Corynebacteriales; Actinoplanales; Actinocatenisporales; Antricoccales; Cryptosporangiales;
Frankiales
The ''Frankiales'' are an order of bacteria, containing three monotypic
In biology, a monotypic taxon is a taxonomic group (taxon) that contains only one immediately subordinate taxon. A monotypic species is one that does not include subspec ...
;
Geodermatophilales;
Glycomycetales; Jatrophihabitantales;
Micromonosporales;
Nakamurellales
The ''Nakamurella'' is a genus of bacteria.
Phylogeny
The currently accepted phylogeny is based on 16S rRNA-based LTP release 123 by The All-Species Living Tree Project'The All-Species Living Tree' Project
The All-Species Living Tree' Project ...
; Phytomonosporales;
Pseudonocardiales
The Pseudonocardiaceae are a family of bacteria in the order Actinomycetales and the only member of the suborder Pseudonocardineae.
Genomics
The species within the family Pseudonocardiaceae form a distinct clade in phylogenetic trees based on ...
)
** "
Nanopelagicales"
Neuenschwander et al. 2018
**
Nitriliruptorales
''Nitriliruptor alkaliphilus'' is a non-spore-forming and non-motile bacterium from the genus ''Nitriliruptor'' which has been isolated from sediments from a soda lake in Siberia in Russia
Russia (, , ), or the Russian Federation, is a ...
Sorokin et al. 2009 (
Egicoccales
''Egicoccus halophilus'' is a Gram-positive, moderately halophilic, alkalitolerant, non- spore-forming and non-motile bacterium from the genus ''Egicoccus'' which has been isolated from saline-alkaline soil in Xinjiang
Xinjiang, SASM/ ...
)
**
Propionibacteriales
The ''Propionibacteriales'' are an order of bacteria.
Phylogeny
The currently accepted taxonomy is based on the List of Prokaryotic names with Standing in Nomenclature
List of Prokaryotic names with Standing in Nomenclature (LPSN) is an onli ...
Patrick & McDowell 2015
**
Salsipaludibacterales Almeida et al. 2022
**
Sporichthyales Nouioui et al. 2018
**
Streptomycetales
The ''Streptomycetaceae'' are a family of ''Actinomycetota'', making up the monotypic order ''Streptomycetales''. It includes the important genus ''Streptomyces''. This was the original source of many antibiotics, namely streptomycin, the first a ...
Kampfer 2015 (
Catenulisporales)
**
Streptosporangiales
The ''Streptosporangiales'' are an order of bacteria.
Phylogeny
The currently accepted taxonomy is based on the List of Prokaryotic names with Standing in Nomenclature
List of Prokaryotic names with Standing in Nomenclature (LPSN) is an onli ...
Goodfellow 2015
Clade Cyanoprokaryota
Phylum " Margulisbacteria"
* Class "
Saganbacteria"
Carnevali et al. 2018 (WOR1)
* Class "
Riflemargulisbacteria"
Carnevali et al. 2019 (GWF2_35_9)
* Class "
Marinamargulisbacteria"
Carnevali et al. 2019
* Class "
Termititenacia"
Utami et al. 2019
** "Termititenacales"
Utami et al. 2019
Phylum " Cyanobacteriota"
* Class "
Sericytochromatia"
Soo et al. 2017 (GTDB tag: S15B-MN24)
ncl. "Blackallbacteria" (GTDB tag: UBA7694)* Class "
Melainabacteria
Melainabacteria is a phylum related to Cyanobacteria. Organisms belonging to this phylum have been found in the human gut and various aquatic habitats such as groundwater. By analyzing genomes of Melainabacteria, predictions are possible about th ...
"
Soo et al. 2014
** "
Caenarcaniphilales"
Soo et al. 2014
** "
Gastranaerophilales"
Soo et al. 2014
** "
Obscuribacterales"
Soo et al. 2014
** "
Vampirovibrionales"
Soo et al. 2015
* Class
Gloeobacteria
''Gloeobacter'' is a genus of cyanobacteria. It is the sister group to all other cyanobacteria. ''Gloeobacter'' is unique among cyanobacteria in not having thylakoids, which are characteristic for all other cyanobacteria and chloroplasts. Ins ...
**
Gloeobacterales
''Gloeobacter'' is a genus of cyanobacteria. It is the sister group to all other cyanobacteria. ''Gloeobacter'' is unique among cyanobacteria in not having thylakoids, which are characteristic for all other cyanobacteria and chloroplasts. Instead ...
Cavalier-Smith 2002
* Class
Phycobacteria
**
Cyanobacteriales Rippka & Cohen-Bazire 1983 (
Chamaesiphonales,
Chroococcales
The Chroococcales () are an order of cyanobacteria in some classifications which includes the harmful algal bloom ''Microcystis aeruginosa''. Molecular data indicate that Chroococcales may be polyphyletic, meaning its members may not all belong ...
,
Chroococcidiopsidales
''Chroococcidiopsis'' is a photosynthetic, coccoidal bacterium. A diversity of species and cultures exist within the genus, with a diversity of phenotypes. Some extremophile members of the order Chroococidiopsidales are known for their ability ...
,
Nostocales
The Nostocales are an order of cyanobacteria
Cyanobacteria (), also known as Cyanophyta, are a phylum of gram-negative bacteria that obtain energy via photosynthesis. The name ''cyanobacteria'' refers to their color (), which similarly f ...
,
Oscillatoriales
The Oscillatoriales are an order of cyanobacteria
Cyanobacteria (), also known as Cyanophyta, are a phylum of gram-negative bacteria that obtain energy via photosynthesis. The name ''cyanobacteria'' refers to their color (), which similar ...
,
Pleurocapsales
The Pleurocapsales are an order of coccooid cyanobacteria
Cyanobacteria (), also known as Cyanophyta, are a phylum of gram-negative bacteria that obtain energy via photosynthesis. The name ''cyanobacteria'' refers to their color (), which ...
,
Spirulinales
The Spirulinaceae is a family of cyanobacteria
Cyanobacteria (), also known as Cyanophyta, are a phylum of gram-negative bacteria that obtain energy via photosynthesis. The name ''cyanobacteria'' refers to their color (), which similarly ...
,
Stigonematales
The Rivulariaceae are a family of cyanobacteria within the Nostocales in which the filaments (trichomes) are tapered from wider at the base to narrower at the tip.
The type species is '' Rivularia haematites'' (Dc) C. A. Agardh.
Genera
, Wo ...
)
** "
Elainellales"
** "
Eurycoccales"
**
Gloeoemargaritales Moreira et al. 2016
** "
Leptolyngbyales"
** "
Limnotrichales"
** "
Neosynechococcales"
** "
Phormidesmiales"
**
Prochlorococcaceae Komárek & Strunecky 2020
**
Prochlorotrichaceae Burger-Wiersma et al. 1989
**
Pseudanabenales Hoffmann, Komárek & Kastovsky 2005
**
Synechococcales
The Synechococcales are an order of cyanobacteria
Cyanobacteria (), also known as Cyanophyta, are a phylum of gram-negative bacteria that obtain energy via photosynthesis. The name ''cyanobacteria'' refers to their color (), which similar ...
Hoffmann, Komárek & Kastovsky 2005
**
Thermostichales Komárek & Strunecký 2020
** "
Thermosynechococcales"
Clade
Candidate Phyla Radiation
The candidate phyla radiation (also referred to as CPR group) is a large evolutionary radiation of bacterial lineages whose members are mostly uncultivated and only known from metagenomics and single cell sequencing. They have been described as n ...
Phylum " Elulota"
* Class "Elulimicrobia"
Rodriguez-R et al. 2020
** "
Elulimicrobiales"
Rodriguez-R et al. 2020
Phylum "
Patescibacteria
The candidate phyla radiation (also referred to as CPR group) is a large evolutionary radiation of bacterial lineages whose members are mostly uncultivated and only known from metagenomics and single cell sequencing. They have been described as na ...
"
* Class "
Wirthbacteria
''Candidatus'' Wirthbacteria is a proposed bacterial phylum containing only one known sample from the Crystal Geyser aquifer, ''Ca. Wirthibacter wanneri''. This bacterium stands out in a basal position in some trees of life as it is closely re ...
"
* Class "
Dojkabacteria" (WS6)
* Class "
Katanobacteria
Katanobacteria is a bacterial phylum formerly known as WWE3. It has candidate status, meaning there are no cultured representatives, and is a member of the Candidate Phyla Radiation
The candidate phyla radiation (also referred to as CPR group) ...
" (WWE3)
* Class "
Microgenomatia"
** Clade GWA2-44-7
** Clade UBA1400
** "Curtissbacterales"
** "Daviesbacterales"
** "Gottesmanbacterales"
** "Levybacterales"
** "Roizmanbacterales"
** "Shapirobacterales"
** "Woykebacterales" (RIF34)
* Class "
Absconditabacteria"
** "Absconditabacterales" (SR1)
** "BD1-5" (GN02)
* Class "
Gracilibacteria
Gracilibacteria is a bacterial candidate phylum formerly known as GN02, BD1-5, or SN-2. It is part of the Candidate Phyla Radiation and the Patescibacteria group.
The first representative of the Gracilibacteria phylum was reported in 1999 after ...
"
** "Abawacabacterales" (RIF46)
** "Fertabacterales" (DOLZORAL124_38_8)
** "Peregrinibacterales" (PER)
** "Peribacterales"
* Class "
Kazanbacteria" (Kazan)
* Class "
Howlettbacteria" (CPR2)
* Class "
Saccharimonadia" (TM7)
** "Saccharimonadales"
corrig. McLean et al. 2020
* Class "
Berkelbacteria
Berkelbacteria (formerly ACD58) is a bacterial phylum with candidate status, meaning there are no cultured representatives for this group. It is part of the Candidate Phyla Radiation
The candidate phyla radiation (also referred to as CPR grou ...
" (ACD58)
* Class "
Andersenbacteria" (RIF9)
* Class "
Doudnabacteria" (SM2F11)
* Class "
Torokbacteria" (GCA-2792135)
* Class "ABY1"
** ?"Brownbacterales"
** "Buchananbacterales" (RIF37)
** "Falkowbacterales"
** "Jacksonbacterales" (RIF38)
** "Kerfeldbacterales" (RIF4)
** "Komeilibacterales" (RIF6)
** "Kuenenbacterales"
** "Magasanikbacterales"
** "Moisslbacterales"
BA2591** "Uhrbacterales"
** "Veblenbacterales" (RIF39)
* Class "Paceibacteria"
** "Azambacterales"
** Clade UBA6257
** Clade UBA9983
** Clade UBA9983_A
** "Montesolbacterales"
** "Moranbacterales" (OD1-i)
** "Paceibacterales"
** "Parcunitrobacterales"
** "Portnoybacterales" (RIF22)
** "Ryanbacterales" (RIF10)
** "Spechtbacterales" (RIF19)
** "Sungbacterales" (RIF17)
** "Tagabacterales" (RIF12)
** "Terrybacterales" (RIF13)
** "Yanofskybacterales"
Clade "Thermotogida"
Phylum Synergistota
* Class Synergistia
Jumas-Bilak et al. 2009
** Synergistales
Jumas-Bilak et al. 2009
Phylum Dictyoglomota
* Class Dictyoglomia
Patel 2012
** Dictyoglomales
Patel 2012
Phylum "Caldisericota"
* Class Caldisericia
Mori et al. 2009 (OP5)
** Caldisericales
Mori et al. 2009
** "Cryosericales"
Martinez et al. 2019
Phylum "Thermodesulfobiota"
* Class "Thermodesulfobiia"
** "Thermodesulfobiales"
Cavalier-Smith 2020
Phylum Coprothermobacterota
* Class Coprothermobacteria
Pavan et al. 2018
** Coprothermobacterales
Pavan et al. 2018
Phylum "Bipolaricaulota"
* Class "Bipolaricaulia"
** "Bipolaricaulales" (KB1 group, OP1)
** "Fraserbacterales" [GTDB tag: RIF31; RBG-16-55-9]
Phylum Thermotogota
* Class "Thermotogae, Thermotogia"
Oren, Parte & Garrity 2016 ex Cavalier-Smith 2020
** Mesoaciditogales
Itoh et al. 2016
** Petrotogales
Bhandari & Gupta 2014 (Kosmotogales)
** Thermotogales
Reysenbach 2002 emend. Bhandari & Gupta 2014
Spirochaetobacteriobiontes
Phylum "Macinerneyibacteriota"
* Class "Macinerneyibacteria"
corrig. Yadav et al. 2020
** "Macinerneyibacteriales"
corrig. Yadav et al. 2020
Phylum "Muirbacteria"
* Class "Muirbacteriia"
** "Muirbacteriales"
Phylum "Riflebacteria"
* Class "Ozemibacteriia"
corrig. Kadnikov et al. 2018 (RIF32/ACD39)
** "Ozemibacterales"
corrig. Kadnikov et al. 2018
Phylum Spirochaetota
* Class "Leptospiria"
Cavalier-Smith 2020
** Leptospirales
Gupta et al. 2014
** "Turneriellales"
* Class "Brevinematia"
** Brevinematales
Gupta et al. 2014
* Class "Brachyspirae"
** Brachyspirales
corrig. Gupta et al. 2014
* Class Spirochaetia
Paster 2020
** ''Sediminispirochaeta''
Shivani et al. 2016
** ''Spirochaeta cellobiosiphila''
Breznak & Warnecke 2008
** DSM-27196
** ''Marispirochaeta''
Shivani et al. 2017
** "''Entomospira''"
Grana-Miraglia et al. 2020 non Enderlein 1917
** "Borreliales"
** "Sphaerochaetales"
** Spirochaetales
Buchanan 1917
** ''Spirochaeta thermophila''
Aksenova et al. 1992
** Spirochaetales_E
** "Treponematales"
Song et al. 2021
Clade "Fusobacterida"
Phylum Fusobacteriota
* Class Fusobacteriia
corrig. Staley & Whitman 2012
** Fusobacterales
Staley & Whitman 2012
Phylum "Calescamantes"
* Class "Calescibacteriia" (EM19)
** "Calescibacteriales"
Phylum "Dependentiae"
* Class "Babeliae"
Yeoh et al. 2016 (TM6)
** "Babelales"
corrig. Yeoh et al. 2016
Phylum Campylobacterota
* Class Desulfurellia
Waite et al. 2020
** Desulfurellales
Kuever, Rainey & Widdel 2006
* Class "Campylobacteria"
Oren, Parte & Garrity 2016 ex Waite et al. 2017
** Campylobacterales
Garrity, Bell & Lilburn 2006
** Nautiliales
Miroshnichenko et al. 2004
Scotobacteriobiontes
Clade 2
Phylum "Aerophobetes"
* Class "Aerophobia" (CD12)
** "Aerophobales"
Phylum Atribacterota
* Class Atribacteria
Katayama et al. 2021 (OP9)
** Atribacterales
Katayama et al. 2021 ("Caldatribacteriales")
Clade 3
Phylum Elusimicrobiota
* Class "Elusimicrobiia"
Oren, Parte & Garrity 2016 ex Cavalier-Smith 2020 (TG1)
** "Elusimicrobiales"
Geissinger et al. 2010
* Class "Endomicrobia"
(sic) Stingl et al. 2018
** "Endomicrobiales"
Zheng et al. 2018
Clade Planctobacteria
Phylum "Omnitrophica"
* Class "Omnitrophia" (OP3)
** "Omnitrophales"
* Class Koll11 (OP3)
** "''Candidatus'' Omnitrophus magneticus"
Kolinko et al. 2016
** "''Candidatus'' Velamenicoccus"
Kizina et al. 2022
Phylum Chlamydiota
* Class Chlamydiia
Horn 2011
** Hat2
** Chlamydiales
Storz & Page 1971 em. Everett et al. 1999 (Parachlamydiales, "Anoxychlamydiales", "Simkaniales")
Phylum Verrucomicrobiota
* Class Lentisphaeria
Cho et al. 2004
** Lentisphaerales
Cho et al. 2004
** Oligosphaerales
Qiu et al. 2013
** Victivallales
Cho et al. 2004
* Class Tichowtungiia
Mu et al. 2020
** Tichowtungiales
Mu et al. 2020
* Class Kiritimatiellae
Spring et al. 2017
** "''Candidatus'' Spyradenecus"
Gilroy et al. 2021
** Kiritimatiellales
Spring et al. 2017
* Class "Verrucomicrobiia"
Oren, Parte & Garrity 2016 ex Cavalier-Smith 2020
** "Chthoniobacterales"
Sangwan et al. 2004 (Terrimicrobiales)
** Opitutales
Choo et al. 2007 (Puniceicoccales)
** "Pedosphaerales"
** "Methylacidiphilales"
Op den Camp 2009
** Verrucomicrobiales
Ward-Rainey et al. 1996 em. Yoon et al. 2008
Phylum "Saltatorellota"
* Class "Saltatorellae"
Wiegand et al. 2019
** "Saltatorellales"
Wiegand et al. 2019
Phylum "Sumerlaeota"
* Class "Sumerlaeia"
Kadnikov et al. 2018
** "Sumerlaeales"
Kadnikov et al. 2018
Phylum "Poribacteria"
* Class "Entoporibacteria"
Podell et al. 2019
* Class "Pelagiporibacteria"
Podell et al. 2019
Phylum "Hydrogenedentes"
* Class "Hydrogenedentia"
(NKB19)
** "Hydrogenedentales"
Phylum Planctomycetota
* Class "Uabimicrobiia"
Lodha, Narvekar & Karodi 2021
** "Uabimicrobiales"
Lodha, Narvekar & Karodi 2021
* Class "Brocadiia"
JLodha, Narvekar & Karodi 2021
** "Brocadiales"
Jetten et al. 2010
* Class Phycisphaerae, Phycisphaeria
Oren, Parte & Garrity 2016
** Phycisphaerales
Fukunaga et al. 2010
** Sedimentisphaerales
Spring et al. 2018
** Tepidisphaerales
Kovaleva et al. 2015
* Class Planctomycetia
Ward 2020
** Gemmatales
Dedysh et al. 2020
** Isosphaerales
Dedysh et al. 2020
** Pirellulales
Dedysh et al. 2020
** Planctomycetales
Schlesner & Stackebrandt 1987 em. Ward 2011
Clade FCB group
Phylum "Marinimicrobia"
* "''Candidatus'' Neomarinimicrobium"
Rinke et al. 2013 corrig. Oren et al. 2020 (Candidate phylum SAR406; candidate phylum Marine Group A)
Phylum "Latescibacteria"
* Class "Handelsmanbacteria" (RIF27)
* Class "Latescibacteria"
** "Latescibacterales" (WS3)
Phylum "Krumholzibacteriota"
* Class "Krumholzibacteriia"
corrig. Youssef et al. 2019
** "Delphibacteria, Delphibacterales" (DOLZORAL124_64_63; LZORAL124-64-63)
** "Krumholzibacteriales"
Youssef et al. 2019 (UBP1)
Phylum "Fermentibacteria"
* Class "Fermentibacteria"
Kirkegaard 2016 ("Aegiribacteria")
** "Fermentibacterales"
Kirkegaard 2016 (Hyd24-12)
Phylum Gemmatimonadota
* Class "Glassbacteria" (RIF5)
* Class Gemmatimonadetes
Zhang et al. 2003
** Gemmatimonadales
Zhang et al. 2003
** Longimicrobiales
Pascual et al. 2016
Phylum "Hydrothermota"
* Class "Stahlbacteria" (WOR-3)
* Class "Hydrothermia"
Chuvochina et al. 2019
** "Hydrothermales"
Chuvochina et al. 2019 (EM3)
** LBFQ01 ["Pyropristinus"
Colman et al. 2016]
Phylum "Cloacimonetes"
* Class "Cloacimonadia"
** "Cloacimonadales" (WWE1)
Phylum Fibrobacterota
* Class "Raymondbacteria" (RIF7)
* Class Chitinivibrionia
** Chitinivibrionales
Sorokin et al. 2014 ("Chitinispirillales")
* Class Fibrobacteria
** Fibrobacterales
Spain et al. 2012 ("Fibromonadales")
Phylum Calditrichota
* Class "Calditrichia"
Cavalier-Smith 2020
** Calditrichales
Kublanov et al. 2020
Phylum "Marinisomatota"
* Class "Marinisomatia"
** "Marinisomatales" (SAR406)
Phylum Bacteroidota
* Class "Kapabacteria" (OPB56)
** "Kapabacteriales"
* Class "Kryptonia"
** "Kryptoniales"
* Class "Ignavibacteria, Ignavibacteriia"
Oren, Parte & Garrity 2016 ex Cavalier-Smith 2020
** Ignavibacteriales
Iino et al. 2010
* Class "Chlorobia, Chlorobiia"
Oren, Parte & Garrity 2016 ex Cavalier-Smith 2020
** Chlorobiales
Gibbons & Murray 1978
* Class Rhodothermia
Munoz, Rossello-Mora & Amann 2017
** Balneolales
Munoz, Rossello-Mora & Amann 2017
** Rhodothermales
Munoz, Rossello-Mora & Amann 2017
* Class Bacteroidia
Krieg 2012
** Bacteroidales
Krieg 2012 [Marinilabiliales]
** Chitinophagales
Munoz, Rossello-Mora & Amann 2017 [Saprospirales]
** Cytophagales
Leadbetter 1974 [Cyclobacteriales]
** Flavobacteriales
Bernardet 2012
** Sphingobacteriales
Kämpfer 2012
** "Sulfidibacteriales"
Leng, Zhao & Xia 2022
Clade Proteobacteria
Phylum Acidobacteriota
* Class "Fischerbacteria" (RIF25)
* Class "Polarisedimenticolia"
Flieder et al. 2021
** "Polarisedimenticolales"
Flieder et al. 2021
* Class "Holophagae, Holophagia"
Oren, Parte & Garrity 2016
** Acanthopleuribacterales
Fukunaga et al. 2008
** Holophagales
Fukunaga et al. 2008
** Thermotomaculales
Dedysh & Yilmaz 2018
* Class "Aminicenantia"
** "Aminicenantales"
Kadnikov et al. 2019 (OP8)
* Class "Guanabacteria"
(sic) Tschoeke et al. 2020
** "Guanabaribacteriales"
corrig. Tschoeke et al. 2020
* Class Thermoanaerobaculia
Dedysh & Yilmaz 2018
** Thermoanaerobaculales
Dedysh & Yilmaz 2018
* Class Vicinamibacteria
Dedysh & Yilmaz 2018
** Vicinamibacterales
Dedysh & Yilmaz 2018
* Class Blastocatellia
Pascual et al. 2016
** Blastocatellales
Pascual et al. 2016
** "Chloracidobacteriales"
* Class Acidobacteriia
Thrash & Coates 2010
** Acidobacteriales
Cavalier-Smith 2002
** "Acidoferrales"
Epihov et al. 2021
** Bryobacterales
Dedysh & Yilmaz 2018
Phylum "Chrysiogenota"
* Class Chrysiogenetes
Garrity & Holt 2002
** Chrysiogenales
Garrity & Holt 2002
Phylum Deferribacterota
* Class Deferribacteres
Huber & Stetter 2002 em. Jumas-Bilak et al. 2009
** Deferribacterales
Huber & Stetter 2002
Phylum "Thermosulfidibacterota"
* Class "Thermosulfidibacteria"
Cavalier-Smith 2020
** "Thermosulfidibacterales"
Cavalier-Smith 2020
Phylum Aquificota
* Class "Desulfurobacteriia"
** Desulfurobacteriales
Gupta & Lali 2014
* Class "Aquificae, Aquificia"
Oren, Parte & Garrity 2016 ex Cavalier-Smith 2020
** Aquificales
Reysenbach 2002 emend. Gupta & Lali 2013
** "Hydrogenothermales"
Phylum "Modulibacteria"
* Class "Moduliflexia"
Sekiguchi et al. 2015 (KSB3)
** "Moduliflexales"
Sekiguchi et al. 2015
Phylum "Methylomirabilaeota"
* Class "Methylomirabilia"
** ""Methylomirabilales"
** "Rokubacteriales"
Phylum "Tectomicrobia"
* Class "Entotheonellia"
** "Entotheonellales"
Schmidt et al. 2000
Phylum Nitrospinota
* Class "Nitrospinia"
Lucker et al. 2013
** "Nitrospinales"
Lucker et al. 2013
Phylum Nitrospirota
* Class "Thermodesulfovibrionia"
Umezawa et al. 2021
** "Thermodesulfovibrionales"
Umezawa et al. 2021
* Class "Nitrospiria"
Oren et al. 2015
** "Nitrospirales"
Garrity & Holt 2001
** "Troglogloeales"
Yu et al. 2022
Phylum Desulfobacterota G
* Class Syntrophorhabdia
Waite et al. 2020
** Syntrophorhabdales
Waite et al. 2020
Phylum SZUA-79
* Class SZUA-79
** "Acidulidesulfobacterales"
corrig. Tan et al. 2019
Phylum Desulfobacterota
* Class Desulfuromonadia
Waite et al. 2020
** Desulfuromonadales
corrig. Kuever, Rainey & Widdel 2006
** Geobacterales
Waite et al. 2020
* Class "Zymogeniia"
corrig. Murphy et al. 2021
** "Zymogeniales"
Murphy et al. 2021
* Class Desulfomonilia
Waite et al. 2020
** Desulfomonilales
Waite et al. 2020
* Class Syntrophia
Waite et al. 2020
** Syntrophales
Waite et al. 2020
* Class Desulfobaccia
Waite et al. 2020
** Desulfobaccales
Waite et al. 2020
* Class Desulfarculia
Waite et al. 2020
** "Adiutricales"
Waite et al. 2020
** Desulfarculales
corrig. Kuever, Rainey & Widdel 2006
* Class Desulfofervidia
Waite et al. 2020
** "Desulfofervidales"
Waite et al. 2020
* Class Dissulfuribacteria
Waite et al. 2020
** Dissulfuribacterales
Waite et al. 2020
* Class Thermodesulfobacteria, Thermodesulfobacteriia
Hatchikian, Ollivier & Garcia 2002 em. Cavalier-Smith 2020
** Thermodesulfobacteriales
Hatchikian, Ollivier & Garcia 2002
* Class Desulfobulbia
Waite et al. 2020
** Desulfobulbales
Waite et al. 2020
* Class Syntrophobacteria
Waite et al. 2020
** Syntrophobacterales
Waite et al. 2020
* Class DSM-4660
** Desulfatiglanales
Waite et al. 2020
* Class Desulfobacteria
Waite et al. 2020
** Desulfobacterales
Kuever, Rainey & Widdel 2006
Phylum "Deferrisomatota"
* Class "Anaeroferrophilia"
corrig. Murphy et al. 2021
** "Anaeroferrophilales"
Murphy et al. 2021
* Class "Deferrisomatia"
Waite et al. 2020
** Deferrisomatales
Waite et al. 2020
Phylum "Binatota"
* Class "Binatia"
Chuvochina et al. 2019
** "Binatales"
Chuvochina et al. 2019
Phylum Myxococcota
* Class Myxococcia
Waite et al. 2020
** Myxococcales (fruiting gliding bacteria)
* Class "Bradymonadia"
** Bradymonadales
Wang et al. 2015
* Class Polyangia
Waite et al. 2020
** Haliangiales
Waite et al. 2020
** Nannocystales
(Reichenbach 2007) Waite et al. 2020
** Polyangiales
Tchan, Pochon & Prevot 1948
Phylum SAR324
* Class Lambdaproteobacteria
Anantharaman et al. 2016 (RIF24)
Phylum Bdellovibrionota
* Class Bdellovibrionia
Waite et al. 2020
** Bdellovibrionales
Garrity, Bell & Lilburn 2006
* Class Bacteriovoracia
Waite et al. 2020
** Bacteriovoracales
Hahn et al. 2017
* Class Oligoflexia
Nakai et al. 2014
** Oligoflexales
Nakai et al. 2014
** Silvanigrellales
Hahn et al. 2017
Phylum Leptospirillaeota
*Class "Leptospirillia"
** "Leptospirillales"
Phylum Desulfobacterota_I
* Class Desulfovibrionia
Waite et al. 2020
** Desulfovibrionales
Kuever, Rainey & Widdel 2006
Phylum Pseudomonadota
* Class "Magnetococcia"
Parks et al. 2018
** Magnetococcales
Bazylinski et al. 2013
* Class "Mariprofundia"
Cavalier-Smith 2020 ["Zetaproteobacteria"]
** Mariprofundales
Makita et al. 2017
* Class Alphaproteobacteria, Caulobacteria"
Oren, Parte & Garrity 2016 ex Cavalier-Smith 2020
** Bartonellaceae
Gieszczykiewicz 1939
** "''Candidatus'' Enterousia"
Gilroy et al. 2021
** Holosporales
Szokoli et al. 2016
** "Pelagibacterales"
Grote et al. 2012
** "''Candidatus'' Scatocola"
Gilroy et al. 2021
** Sublass "Rickettsiidae"
corrig. Ferla et al. 2013
*** Rickettsiales
Gieszczykiewicz 1939 emend. Dumler et al. 2001
** Sublass "Caulobacteridae"
Ferla et al. 2013
*** Clade UBA8366
*** "Acetobacterales"
*** "Caedimonadales"
*** "Azospirillales"
*** Caulobacterales
Henrici & Johnson 1935 (Hyphomonadales; Maricaulales; Parvularculales)
*** "Dongiales"
*** "Elsterales"
*** "Ferrovibrionales"
*** "Geminicoccales"
*** Hyphomicrobiales
Douglas 1957 (Rhizobiales)
*** ''Inquilinus''
Coenye et al. 2002
*** Kiloniellales
Wiese et al. 2009
*** "Methylospongiales"
Podell et al. 2020
*** Micropepsales
Harbison et al. 2016
*** "Micavibrionales"
*** Minwuiales
Sun et al. 2018
*** "Oceanibaculales"
*** "Paracaedibacterales"
*** "Parvibaculales"
*** "Planktothermales"
Zhou et al. 2020
*** "Puniceispirillales"
*** "Reyranellales"
*** Rhodobacterales
Garrity, Bell & Lilburn 2006
*** Rhodospirillales
Pfennig & Truper 1971
*** Sphingomonadales
Yabuuchi & Kosako 2006 (Emcibacterales; Iodidimonadales; Kordiimonadales; Rhodothalassiales)
*** Sneathiellales
Kurahashi et al. 2008
*** Stellaceae
Hördt et al. 2020
*** ''Tagaea''
Jean et al. 2016
*** "Thalassobaculales"
*** "Tistrellales"
*** "Zavarziniales"
* Class Gammaproteobacteria, Pseudomonadia"
Oren, Parte & Garrity 2016
** ?"Ferritrophicales"
Weiss et al. 2007
** ?"Kopriimonadales"
Kwon et al. 2005c
** ?"Tethybacterales"
Taylor et al. 2021
** "Thiohalorhabdales"
** Subclass "Acidithiobacillidae"
Cavalier-Smith 2020
*** Acidithiobacillales
Garrity, Bell & Lilburn 2005
** Subclass "Neisseriidae"
Cavalier-Smith 2020 (Betaproteobacteria)
*** Burkholderiales
Garrity, Bell & Lilburn 2006 ("Ferrovales"; "Gallionellales"; Hydrogenophilales; Methylophilales; Neisseriales; Nitrosomonadales; "Procabacteriales"; Rhodocyclales; Spirillales; Sulfuricellales)
** Subclass "Pseudomonadidae"
Cavalier-Smith 2020
*** "Taraoceanobacteraceae"
Zhou et al. 2020
*** Acidiferrobacterales
Kojima, Shinohara & Fukui 2015
*** ''Aquicella''
Santos et al. 2004
*** Arenicellales
Teramoto, Yagyu & Nishijima 2015
*** Beggiatoales
Buchanan 1957
*** "Berkiellales"
*** Cardiobacteriales
Garrity, Bell & Lilburn 2005
*** Chromatiales
Imhoff 2005
*** "Competibacterales"
*** "Coxiellales"
*** "Diplorickettsiales"
*** "Ectothiorhodospirales"
*** Enterobacteriaceae_A
*** Enterobacterales
Adeolu et al. 2016 (Aeromonadales; Alteromonadales; Kangiellales; Orbales; Pasteurellales; Vibrionales)
*** "Evansiales"
*** "Francisellales"
*** "Granulosicoccales"
*** "Halofilales"
*** "Halothiobacillales"
*** Immundisolibacterales
Corteselli, Aitken & Singleton 2017
*** ''Inmirania''
Slobodkina et al. 2016
*** Legionellales
Garrity, Bell & Lilburn 2005
*** Methylococcales
Bowman 2005
*** "''Ca.'' Macondimonas"
Karthikeyan et al. 2019
*** Nevskiales
Naushad et al. 2015 ("Salinisphaerales")
*** "Nitrococcales"
*** "Nitrosococcales"
*** ''Pelagibaculum''
Knobloch et al. 2019
*** "Piscirickettsiales"
*** "Porisulfidales"
*** Pseudomonadales
Orla-Jensen 1921 (Cellvibrionales; Moraxellales; Oceanospirillales)
*** "''Candidatus'' Reidiella"
Russell et al. 2019
*** "Riflewellaceae"
Zhou et al. 2020
*** "Steroidobacterales"
*** ''Sulfuriflexus''
Kojima & Fukui 2016
*** "Tenderiales"
*** ''Thioalbus''
Park et al. 2011
*** Thioalkalispiraceae
Mori K et al. 2011
*** "Thioglobaceae"
*** ''Thiogranum''
Mori et al. 2015
*** "Thiohalobacterales"
*** "Thiohalomonadales"
*** "Thiohalospirales"
*** "Thiomicrospirales"
*** "''Candidatus'' Thiopontia"
van Vliet et al. 2020
*** Thiotrichales
Garrity, Bell & Lilburn 2005
*** "Woeseiales"
*** Xanthomonadales
Saddler & Bradbury 2005 non Chadefaud 1950a (Lysobacterales)
List of Candidate Phyla
* "Canglongiota"
Zhang et al. 2022
* "Fervidibacteria"
Rinke et al. 2013 (OctSpa1-106)
* "Heilongiota"
Zhang et al. 2022
* "Qinglongiota"
Zhang et al. 2022
* "Salinosulfoleibacteria"
Tazi et al. 2006
* "Teskebacteria"
Dojka 1998 (WS1)
* "Tharpellota"
Speth et al. 2022
** "Tharpellales"
Speth et al. 2022
See also
* Branching order of bacterial phyla (Woese, 1987)
* Branching order of bacterial phyla (Gupta, 2001)
* Branching order of bacterial phyla (Cavalier-Smith, 2002)
* Branching order of bacterial phyla (Rappe and Giovanoni, 2003)
* Branching order of bacterial phyla (Battistuzzi et al.,2004)
* Branching order of bacterial phyla (Ciccarelli et al., 2006)
* Branching order of bacterial phyla after ARB Silva Living Tree
* Branching order of bacterial phyla (Genome Taxonomy Database, 2018)
* Bacterial phyla
* List of Archaea genera
* List of bacteria genera
* LPSN, list of accepted bacterial and archaeal names
* Human microbiome project
* Microorganism
References
{{Bacteria classification
Taxonomic lists (orders), Bacterial orders
Bacteria orders, List of