{{Short description|Order of bacteria}} {{Automatic taxobox | taxon = Bacillales | authority = Prévot 1953 | type_genus = ''[[Bacillus]]'' | subdivision_ranks = Families | subdivision = See text | synonyms = * "Plectridiales" <small>Prevot 1938</small> }}
'''Bacillales''', from [[Latin]] "bacillus", meaning "little staff, wand", are an [[order (biology)|order]] of [[Gram-positive bacteria]], placed within the [[Bacillota]].<ref name=LPSN/> The ''Bacillales'' are the most productive order of the phylum "[[Firmicutes]]".<ref>{{Cite journal |last1=Harirchi |first1=Sharareh |last2=Sar |first2=Taner |last3=Ramezani |first3=Mohaddaseh |last4=Aliyu |first4=Habibu |last5=Etemadifar |first5=Zahra |last6=Nojoumi |first6=Seyed Ali |last7=Yazdian |first7=Fatemeh |last8=Awasthi |first8=Mukesh Kumar |last9=Taherzadeh |first9=Mohammad J. |date=December 2022 |title=Bacillales: From Taxonomy to Biotechnological and Industrial Perspectives |journal=Microorganisms |language=en |volume=10 |issue=12 |pages=2355 |doi=10.3390/microorganisms10122355 |pmid=36557608 |issn=2076-2607 |doi-access=free |pmc=9781867 }}</ref> Representative [[genus|genera]] include ''[[Bacillus]]'', ''[[Listeria]]'' and ''[[Staphylococcus]]''.<ref name=Bergey>{{cite book |series=Bergey's Manual of Systematic Bacteriology|volume=3|title=The Firmicutes|author=George M. Garrity |author2=Vos, P. |author3=Garrity, G. |author4=Jones, D. |author5=Krieg, N.R. |author6=Ludwig, W. |author7=Rainey, F.A. |author8=Schleifer, K.-H. |author9= Whitman, W.B. |publisher=Springer|location= New York |edition= 2nd|isbn=978-0-387-95041-9 |pages=1450 |url=https://www.springer.com/life+sciences/book/978-0-387-95041-9 |date=September 15, 2009|id=British Library no. GBA561951}}</ref>
==Phylogeny== The currently accepted taxonomy based on the [[List of Prokaryotic names with Standing in Nomenclature]] (LPSN)<ref name=LPSN>{{cite web|author=J.P. Euzéby |url=https://lpsn.dsmz.de/order/Bacillales |title=Bacillales |access-date=2018-07-20 |publisher=[[List of Prokaryotic names with Standing in Nomenclature]] (LPSN)}}</ref> and the [[National Center for Biotechnology Information]] (NCBI).<ref>{{cite web |author = Sayers| url=https://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Undef&id=1385&lvl=3&lin=f&keep=1&srchmode=1&unlock |title=Bacillales |access-date=2018-07-20 |publisher=[[National Center for Biotechnology Information]] (NCBI) taxonomy database|display-authors=etal}}</ref>
{| class="wikitable" |- ! colspan=1 | 16S rRNA based [[The All-Species Living Tree Project|LTP]]_10_2024<ref>{{cite web |title=The LTP |url=https://imedea.uib-csic.es/mmg/ltp/#LTP| access-date=10 December 2024}}</ref><ref>{{cite web |title=LTP_all tree in newick format |url=https://imedea.uib-csic.es/mmg/ltp/wp-content/uploads/ltp/LTP_all_10_2024.ntree |access-date=10 December 2024}}</ref><ref>{{cite web |title=LTP_10_2024 Release Notes |url=https://imedea.uib-csic.es/mmg/ltp/wp-content/uploads/ltp/LTP_10_2024_release_notes.pdf |access-date=10 December 2024}}</ref> ! colspan=1 | 120 marker proteins based [[Genome Taxonomy Database|GTDB]] 09-RS220<ref name="about">{{cite web |title=GTDB release 09-RS220 |url=https://gtdb.ecogenomic.org/about#4%7C |website=[[Genome Taxonomy Database]] |access-date=10 May 2024}}</ref><ref name="tree">{{cite web |title=bac120_r220.sp_labels |url=https://data.gtdb.ecogenomic.org/releases/release220/220.0/auxillary_files/bac120_r220.sp_labels.tree |website=[[Genome Taxonomy Database]] |access-date=10 May 2024}}</ref><ref name="taxon_history">{{cite web |title=Taxon History |url=https://gtdb.ecogenomic.org/taxon_history/ |website=[[Genome Taxonomy Database]] |access-date=10 May 2024}}</ref> |- | style="vertical-align:top| {{Clade | style=font-size:90%;line-height:80% |label1="Bacillia" s.s. |1={{clade |1={{clade |1={{clade |1=''[[Hydrogenibacillus]]'' |2={{clade |label1=Thermicanales |1=[[Thermicanaceae]] }} }} |2={{clade |label1=Alicyclobacillales |1=[[Alicyclobacillaceae]] [incl. Effusibacillaceae, Kyrpidiaceae, Sulfoacidibacillaceae, Tumebacillaceae] |label2=Paenibacillales |2=[[Paenibacillaceae]] }} }} |2={{clade |1={{clade |label1=Thermoactinomycetales |1=[[Thermoactinomycetaceae]] }} |2={{clade |1={{clade |1=[[Novibacillaceae]] |2={{clade |1={{clade |label1=Caldalkalibacillales |1=[[Caldalkalibacillaceae]] }} |2={{clade |label1="Caldibacillales" |1=[[Caldibacillaceae]] |label2=Calditerricolales |2=[[Calditerricolaceae]] }} }} }} |2={{clade |1={{clade |1={{clade |1=''[[Microaerobacter]]'' |2={{clade |label1=Desulfuribacillales |1=[[Desulfuribacillaceae]] |label2=Tepidibacillales |2=[[Tepidibacillaceae]] }} }} |2={{clade |1=[[Oxalophagaceae]] [incl. "Ammoniphilaceae"] |2={{clade |label1=Aneurinibacillales |1=[[Aneurinibacillaeae]] |label2=Brevibacillales |2=[[Brevibacillaceae]] }} }} }} |2={{clade |1="''[[Bacillus thermozeamaize]]''" |2={{clade |1={{clade |label1=Bacillales s.s. |1={{clade |1=[[Bacillaceae]]~3 |2={{clade |1={{clade |1=[[Bacillaceae]]~4 |2={{clade |1=[[Bacillaceae]]~5 |2={{clade |1=[[Sporolactobacillaceae]] |2=[[Bacillaceae]]~6 }} }} }} |2={{clade |1={{clade |1={{clade |1={{clade |1=[[Heyndrickxiaceae]] |2={{clade |1=[[Bacillaceae]]~7 |2={{clade |1=[[Jeotgalibacillaceae]] |2=[[Bacillaceae]]~8 }} }} }} |2=[[Bacillaceae]]~9 }} |2=[[Caryophanaceae]] }} |2=[[Bacillaceae]]~11 }} }} }} }} |2={{clade |1=[[Listeriaceae]] |2={{clade |1={{clade |label1=Exiguobacteriales |1=[[Exiguobacteriaceae]] }} |2={{clade |1={{clade |label1=Staphylococcales |1=[[Staphylococcaceae]] [incl. <br/>Abyssicoccaceae, Salinicoccaceae] }} |2={{clade |1={{clade |1=[[Gemellaceae]] |2=other }} |2=[[Lactobacillales]] }} }} }} }} }} }} }} }} }} }} }} | {{Clade | style=font-size:90%;line-height:80% |label1="Bacillia" s.s. |1={{Clade |1={{clade |label1="Pasteuriales" |1=[[Pasteuriaceae]] }} |2={{clade |1={{clade |1={{clade |label1=Kyrpidiales |1=[[Kyrpidiaceae]] }} |2={{clade |label1=Tumebacillales |1={{clade |1={{clade |1=''[[Collibacillus]]'' {BOQE01} |2=[[Effusibacillaceae]] }} |2=[[Tumebacillaceae]] }} |label2=Alicyclobacillales |2={{clade |1=[[Sulfoacidibacillaceae]] |2=[[Alicyclobacillaceae]] }} }} }} |2={{clade |1={{clade |label1=Desulfuribacillales |1=[[Desulfuribacillaceae]] }} |2={{clade |1={{clade |1={{clade |label1=Calditerricolales |1=[[Calditerricolaceae]] }} |2={{clade |1={{clade |label1= Bacillales_F |1="''[[Bacillus thermozeamaize]]''" {Bacillaceae_M} }} |2={{clade |label1=Thermicanales |1=[[Thermicanaceae]] |label2="Brockiales" |2="[[Brockiaceae]]" }} }} }} |2={{clade |1={{clade |label1=Thermoactinomycetales |1={{clade |1=[[Novibacillaceae]] |2={{clade |1={{clade |1={{clade |1="[[Polycladomycesaceae]]" |2="[[Planifilaceae]]" }} |2="[[Desmosporaceae]]" }} |2={{clade |1=''[[Mechercharimyces]]'' {JANTPT01} |2=[[Thermoactinomycetaceae]] }} }} }} }} |2={{clade |1={{clade |label1=Paenibacillales |1={{clade |1="[[Reconcilibacillaceae]]" |2={{Clade |1={{Clade |1="[[Xylanibacillaceae]]" |2={{Clade |1=''[[Insulibacter]]'' {DA-C8} |2="[[Longirhabdaceae]]" }} }} |2={{Clade |1=''[[Paenibacillus]]''_AK & AE {YIM-B00363} |2={{Clade |1="[[Gorillibacteriaceae]]" |2={{Clade |1=''[[Paenibacillus swuensis]]'' {DY6} |2=[[Paenibacillaceae]] }} }} }} }} }} }} |2={{clade |1={{clade |1={{clade |label1=DSM-22679 |1=''[[Microaerobacter]]'' {DSM-22679} }} |2={{clade |label1=Aneurinibacillales |1={{clade |1="[[Ammoniphilaceae]]" |2=[[Aneurinibacillaceae]] }} |label2=Brevibacillales |2=[[Brevibacillaceae]] }} }} |2={{clade |1={{clade |label1=Tepidibacillales |1=[[Tepidibacillaceae]] }} |2={{clade |1={{clade |label1="Rubeoparvulales" |1="[[Rubeoparvulaceae]]" }} |2={{clade |1={{clade |label1=Caldalkalibacillales |1={{clade |1=''[[Caldalkalibacillus]]''_A {JCM-10596} |2=[[Caldalkalibacillaceae]] }} }} |2={{clade |1={{clade |label1=Exiguobacteriales |1=[[Exiguobacteriaceae]] }} |2={{clade |1={{clade |label1="Harrysmithimonadales" |1="[[Harrysmithimonadaceae]]" }} |2={{clade |1={{clade |label1="Bacillidae" |1={{clade |1={{clade |label1="Caldibacillales" |sublabel1=Bacillales_B |1={{clade |1={{clade |1=''[[Bacillus]]''_CG & BF {JC228} |2=[[Caldibacillaceae]] }} |2={{clade |1={{clade |1=[[Heyndrickxiaceae]] |2={{clade |1={{clade |1=''[[Bacillus smithii]]'' {DSM-4216} |2={{clade |1=''[[Oikeobacillus]]'' {DSM-23947} |2=[[Domibacillaceae]] }} }} |2={{clade |1=[[Falsibacillaceae]] |2={{clade |1={{clade |1=''[[Mangrovibacillus]]'' {R1DC41} |2={{clade |1=''[[Bacillus coahuilensis]]'' {Bacillaceae_K} |2=[[Jeotgalibacillaceae]] }} }} |2=[[Rossellomoreaceae]] }} }} }} }} |2={{clade |1={{clade |1=[[Pradoshiaceae]] |2=''[[Peribacillus]]'' {DSM-1321} }} |2=[[Cytobacillaceae]] }} }} }} }} |2={{clade |1={{clade |label1=Bacillales s.s. |1={{clade |1={{clade |1=''[[Bacillus]]''_BS {SA4} |2=Bacillaceae_G }} |2={{clade |1=''[[Priestia]]'' {Bacillaceae_H} |2={{clade |1={{clade |1=Bacillaceae_L |2=[[Anoxybacillaceae]] }} |2={{clade |1=[[Sutcliffiellaceae]] |2={{clade |1={{clade |1=''[[Bacillus carboniphilus]]'' {JAIVKR01} |2=[[Aeribacillaceae]] }} |2=[[Bacillaceae]] }} }} }} }} }} }} |2={{clade |1={{clade |label1=Bacillales_C |1={{clade |1=''[[Bacillus solimangrovi]]'' {Bacillaceae_N} |2=[[Schinkiaceae]] }} }} |2={{clade |1={{clade |1={{clade |1={{clade |label1=Bacillales_E |1={{clade |1=[[Lottiidibacillaceae]] |2="[[Massilibacteriaceae]]" }} }} |2={{clade |label1=Bacillales_K |1=[[Sporolactobacillaceae]] |label2=Bacillales_G |2={{clade |1={{clade |1="[[Maribacillaceae]]" |2=''[[Pseudalkalibacillus]]'' species-group 2 {HB172195} }} |2=[[Fictibacillaceae]] }} }} }} |2={{clade |label1=Bacillales_H |1={{clade |1={{clade |1=[[Marinococcaceae]] |2=[[Salisediminibacteriaceae]] }} |2={{clade |1=[[Anaerobacillaceae]] |2={{clade |1="[[Desertibacillaceae]]" |2={{clade |1=''[[Alkalihalobacterium]]'' {Bacillaceae_F} |2=Bacillaceae_D }} }} }} }} }} }} |2={{clade |1={{clade |1={{clade |label1=Bacillales_I |1=''[[Bacillus marinisedimentorum]]'' {Bacillaceae_O} |label2=DSM-28697 |2=[[Aureibacillaceae]] }} |2={{clade |label1=Bacillales_D |1={{clade |1=[[Alkalibacillaceae]] |2={{clade |1=''[[Pontibacillus]]'' {BH030062} |2={{clade |1=[[Halobacillaceae]] |2=[[Amphibacillaceae]] }} }} }} }} }} }} }} }} }} }} }} |2={{clade |1={{clade |label1=[[Caryophanales]] |1=[[Caryophanaceae]] }} |2={{clade |1={{clade |1={{clade |label1=Staphylococcales |1={{clade |1=[[Gemellaceae]] |2={{clade |1={{clade |1=[[Abyssicoccaceae]] |2=[[Salinicoccaceae]] }} |2=[[Staphylococcaceae]] }} }} }} |2=other }} |2={{clade |label1=[[Lactobacillales]] |1={{clade |1=[[Listeriaceae]] |2=other }} }} }} }} }} }} }} }} }} }} }} }} }} }} }} }} }} }} |}
==See also== * [[List of bacteria genera]] * [[List of bacterial orders]]
== References == {{Reflist}}
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{{Bacteria classification}} {{Taxonbar|from=Q149088}}
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[[Category:Bacillales| ]] [[Category:Gram-positive bacteria]] [[Category:Bacilli]] [[Category:Long stubs with short prose]]
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