Name: Bacillus Cohn 1872 (Approved Lists 1980)

Category: Genus

Proposed as: gen. nov.

Etymology: Ba.cil’lus. L. masc. n. Bacillus, a small staff, a wand, a rod

Gender, pronunciation: masculine (stem: Bacill-), ba-KIL-lus

Type species: Bacillus subtilis (Ehrenberg 1835) Cohn 1872 (Approved Lists 1980)

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Effective publication: Cohn F. Untersuchungen über Bakterien. In: Cohn F (eds), Beiträge zur Biologie der Pflanzen 1 (Heft 2), 1872, Max Müller, Breslau, 1875, p. 127-224.

IJSEM list: Skerman VBD, McGowan V, Sneath PHA. Approved lists of bacterial names. Int J Syst Bacteriol 1980; 30:225-420.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 2

• Synonyms:

  • Name	Kind
    "Maribacillus" Liu et al. 2019	heterotypic synonym, not validly published
    "Quasibacillus" Verma et al. 2017	heterotypic synonym, not validly published
    Niallia Gupta et al. 2020	heterotypic synonym, validly published under the ICNP
    Weizmannia Gupta et al. 2020	heterotypic synonym, validly published under the ICNP

• Emendations:
  • Gupta et al. 2020 Gupta RS, Patel S, Saini N, Chen S. Robust demarcation of 17 distinct Bacillus species clades, proposed as novel Bacillaceae genera, by phylogenomics and comparative genomic analyses: description of Robertmurraya kyonggiensis sp. nov. and proposal for an emended genus Bacillus limiting it only to the members of the Subtilis and Cereus clades of species. Int J Syst Evol Microbiol 2020; 70:5753-5798. 🇨🇦 Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 70, part 11 of the IJSEM. Int J Syst Evol Microbiol 2021; 71:4645.
    Notes:
    • ⊖ Emendation accompanied by the removal of 109 species from the genus.

• Notes:
  • 🥇 Nomenclatural type of the class Bacilli Ludwig et al. 2010. Publication: Ludwig W, Schleifer K-H, Whitman WB. Class I. Bacilli class nov. In: De Vos P, Garrity GM, Jones D, Krieg NR, Ludwig W, Rainey FA, K.-H. S, Whitman WB (eds), Bergey's Manual of Systematic Bacteriology, 2nd edn, vol. 3 (The Firmicutes), Springer, New York, 2009, p. 19-20. 🇧🇪
  • 🥇 Nomenclatural type of the domain Bacteria Woese et al. 2024. Publication: Goker M, Oren A. Valid publication of names of two domains and seven kingdoms of prokaryotes. Int J Syst Evol Microbiol 2024; 74:6242. 🇩🇪
  • 🥇 Nomenclatural type of the family Bacillaceae Fischer 1895 (Approved Lists 1980). Publication: Fischer A. Untersuchungen über Bakterien. Jahrbuch für Wissenschaftliche Botanik 1895; 27:1-163.
  • 🥇 Nomenclatural type of the kingdom Bacillati (Gibbons and Murray 1978) Oren and Göker 2024. Publication: Goker M, Oren A. Valid publication of names of two domains and seven kingdoms of prokaryotes. Int J Syst Evol Microbiol 2024; 74:6242. 🇩🇪
  • 🥇 Nomenclatural type of the order Bacillales Prévot 1953 (Approved Lists 1980). Publication: Prévot AR. B. In: Hauduroy P, Ehringer G, Guillot G, Magrou J, Prévot AR, Rosset, Urbain A (eds), Dictionnaire des bacteries pathogenes. 2nd ed., Masson, Paris, 1953, p. 692.
  • 🥇 Nomenclatural type of the phylum Bacillota Gibbons and Murray 2021. Publication: Oren A, Garrity GM. Valid publication of the names of forty-two phyla of prokaryotes. Int J Syst Evol Microbiol 2021; 71:5056. 🇮🇱
  • 🧕 Cavalier-Smith (1981) assigned this genus to the subkingdom "Eubacteria" Cavalier-Smith 1981. Publication: Cavalier-Smith T. Eukaryote kingdoms: seven or nine? Biosystems 1981; 14:461-481.
  • 🧕 Cavalier-Smith (2002) assigned this genus to the class Teichobacteria Cavalier-Smith 2002. Publication: Cavalier-Smith T. The neomuran origin of archaebacteria, the negibacterial root of the universal tree and bacterial megaclassification. Int J Syst Evol Microbiol 2002; 52:7-76. 🇬🇧
  • 🧕 Gibbons and Murray (1978) assigned this genus to the division Firmicutes corrig. Gibbons and Murray 1978 (Approved Lists 1980). Publication: Gibbons NE, Murray RGE. Proposals Concerning the Higher Taxa of Bacteria. International Journal of Systematic Bacteriology 1978; 28:1-6.
  • 🧕 Göker and Oren (2024) assigned this genus to the kingdom Bacillati (Gibbons and Murray 1978) Oren and Göker 2024. Publication: Goker M, Oren A. Valid publication of names of two domains and seven kingdoms of prokaryotes. Int J Syst Evol Microbiol 2024; 74:6242. 🇩🇪
  • 🧕 Kluyver and Van Niel (1936) assigned this genus to the tribe "Bacilleae". Publication: Kluyver AJ, Van Niel CB. Prospects for a natural system of classification of bacteria. Zentralblatt für Bakteriologie, Parasitenkunde, Infektionskrankheiten und Hygiene, Abteilung II 1936; 94:369-403.
  • 🧕 Oren and Garrity (2021) assigned this genus to the phylum Bacillota Gibbons and Murray 2021. Publication: Oren A, Garrity GM. Valid publication of the names of forty-two phyla of prokaryotes. Int J Syst Evol Microbiol 2021; 71:5056. 🇮🇱
  • 🧕 Orla-Jensen (1921) assigned this genus to the order "Peritrichinales" Orla-Jensen 1921. Publication: Orla-Jensen S. The Main Lines of the Natural Bacterial System. J Bacteriol 1921; 6:263-273.
  • 🧕 Prevot (1953) assigned this genus to the order Bacillales Prévot 1953 (Approved Lists 1980). Publication: Prévot AR. B. In: Hauduroy P, Ehringer G, Guillot G, Magrou J, Prévot AR, Rosset, Urbain A (eds), Dictionnaire des bacteries pathogenes. 2nd ed., Masson, Paris, 1953, p. 692.
  • 🧕 Schröter (1886) assigned this genus to the uncategorized "Eubacteria" Schroeter 1886. Publication: Schroeter J. Schizomycetes (1886), pp. 131-256. In: Cohn F (eds), Kryptogamen-Flora von Schlesien, Band 3, Heft 3, Pilze, Max Müller, Breslau, 1889, p. 1-814.
  • 🚋 The type species of this genus has alternatively been placed in the genus Vibrio Pacini 1854 (Approved Lists 1980). Publication: Ehrenberg CG. Dritter Beitrag zur Erkenntniss grosser Organisation in der Richtung des kleinsten Raumes. Physikalische Abhandlungen der Koeniglichen Akademie der Wissenschaften zu Berlin 1835; 1833:143-336.
  • 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Baaillus"; "Bacallus"; "Bacalus"; "Baccillus"; "Baccilus"; "Bacellus"; "Baciffus"; "Baciflus"; "Bacihus"; "Baciillus"; "Baciilus"; "Bacilfus"; "Bacilhis"; "Bacilhs"; "Baciliux"; "Bacillas"; "Bacille"; "Bacilliis"; "Bacillis"; "Bacillius"; "Bacilllus"; "Bacilltis"; "Bacillua"; "Bacillud"; "Bacilluis"; "Bacilluus"; "Bacillux"; "Bacillw"; "Bacillzis"; "Bacillzls"; "Baciltus"; "Bacilus"; "Bacilxus"; "Bacinus"; "Bacitlus"; "Bacittus"; "Baclllus"; "Bacllus"; "Bacnlus"; "Bacrillux"; "Bactillus"; "Bactllus"; "Bacullus"; "Bacxllus"; "Baczillus"; "Baczllus"; "Baczllux"; "Baecillus"; "Baeillus"; "Bahillus"; "Baicllus"; "Baillus"; "Banillus"; "Banillux"; "Baoillus"; "Barcillus"; "Barillus"; "Bascillus"; "Basilius"; "Basillus"; "Bassilus"; "Bavillus"; "Bazillus"; "Bcillus"; "Becillus"; "Bicillus"; "Blacillus"; "Bncillus"; "Bocillus"; "Bqcillus"; "Bscillus"; "Bucilius"; "Bucillus"; "Bzicillus"; "Dacillus"; "Eacillus"; "Gacillus"; "Hacillus"; "Jacillus"; "Nucillus"; "Pacillus"; "Racillus"; "Sacillus"; "Uacillus"; "Vacillus".
  • 🖹 Minimal standards for the description of new taxa in this group were published in 2009. Publication: Logan NA, Berge O, Bishop AH, Busse HJ, De Vos P, Fritze D, Heyndrickx M, Kampfer P, Rabinovitch L, Salkinoja-Salonen MS, et al. Proposed minimal standards for describing new taxa of aerobic, endospore-forming bacteria. Int J Syst Evol Microbiol 2009; 59:2114-2121. 🇬🇧
  • 🧔 This taxon was discussed in a meeting of a Taxonomic Subcommittee of the ICSP. Publication: Olsen I, Shah HN. International Committee on Systematics of Prokaryotes; Subcommittee on the taxonomy of Gram-negative anaerobic rods. Int J Syst Evol Microbiol 2008; 58:1051-1055. 🇬🇧
  • 🧔 This taxon was discussed in a meeting of a Taxonomic Subcommittee of the ICSP. Publication: Logan NA. International Committee on Systematics of Prokaryotes Subcommittee on the taxonomy of the genus Bacillus and related organisms. Minutes of the meeting, 30 July 2002, Paris, France. Int. J. Syst. Evol. Microbiol. 2005; 55:977-979. 🇬🇧
  • 🧔 This taxon was discussed in a meeting of a Taxonomic Subcommittee of the ICSP. Publication: Logan NA, Berkeley RC. International Committee on Systematic Bacteriology Subcommittee on the taxonomy of genus Bacillus and related organisms. Minutes of the meeting, 18 August 1999, Sydney, Australia. Int J Syst Evol Microbiol 2000; 50:1409. 🇬🇧
  • 💁 Taxonomists who have recently focused on this group are the corresponding authors of De los Santos-Villalobos et al. (2023), Dunlap et al. (2020), Hong et al. (2014), Heyndrickx et al. (2005), Shida et al. (1997). Editors in search of reviewers are advised to consider additional criteria such as whether a taxon is covered by one of the ICSP subcommittees.
  • 🎰 The BRCs most frequently used for deposits in this group are: DSM: 446; LMG: 248; JCM: 238; ATCC: 224; CIP: 182; CCUG: 140; KCTC: 119; NRRL: 118; NBRC: 108; NCTC: 82.
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 2, note = "Buchneri: 1 Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No; X: 2 Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 2; Calmette-Guerin (BCG): 2 Animal classification RG: 2 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 2". — If in doubt, use the risk group given in the regulations for your country and, if these are not available, use the risk group given in the catalogue of the culture collection from which you have obtained or intend to obtain the strain.
  • 🧍 According to Shipunov (2011), this name is a hemihomonym. See Bacillus Berthold, 1827 (Animalia). Publication: Shipunov A. The problem of hemihomonyms and the on-line hemihomonyms database (HHDB). Bionomina 2011; 4:65-72.
  • 🧍 Pittman et al. (1991) suggested the abbreviation "BC" for this genus name but this does not appear to be of practical relevance any longer. Publication: Pittman KF, Walczak CA, Lock CM. Codes and abbreviations for approved of effectively published names of genera of bacteria published from January 1980 to December 1990. Int J Syst Bacteriol 1991; 41:571-579.
  • 🧍 See also Gyllenberg (1951). Publication: Gyllenberg HHG. Some Aspects of the Taxonomy of Thermophilic Bacilli. International Bulletin of Bacteriological Nomenclature and Taxonomy 1951; 1:138-141.

Subdivision:

Number of child taxa with a validly published and correct name: 118
Number of child taxa with a validly published name, including synonyms: 437
Total number of child taxa: 663

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Bacillus abyssalis You et al. 2013	validly published under the ICNP	synonym
    Bacillus acanthi Ma et al. 2018	validly published under the ICNP	synonym
    "Bacillus acetoethylicus" Sorokin 1952	not validly published	preferred name
    Bacillus acidiceler Peak et al. 2007	validly published under the ICNP	synonym
    Bacillus acidicola Albert et al. 2005	validly published under the ICNP	synonym
    Bacillus acidinfaciens Sun et al. 2019	validly published under the ICNP	synonym
    Bacillus acidiproducens Jung et al. 2009	validly published under the ICNP	synonym
    Bacillus aciditolerans Ding et al. 2019	validly published under the ICNP	synonym
    "Bacillus acidiurici" Liebert 1909	not validly published, basonym of name in Approved Lists	synonym
    Bacillus acidocaldarius Darland and Brock 1971 (Approved Lists 1980)	validly published under the ICNP	synonym
    "Bacillus acidophilus" Moro 1900	not validly published, basonym of name in Approved Lists	synonym
    "Bacillus acidopullulyticus" Schulein and Hojer-Pedersen 1984	not validly published	preferred name
    Bacillus acidoterrestris Deinhard et al. 1988	validly published under the ICNP	synonym
    "Bacillus acnes" Gilchrist 1900	not validly published, basonym of name in Approved Lists	synonym
    "Bacillus aegyptius" Trevisan 1889	not validly published, basonym of name in Approved Lists	synonym
    "Bacillus aeolius" Gugliandolo et al. 2003	not validly published	preferred name
    "Bacillus aequororis" Singh et al. 2014	not validly published	preferred name
    "Bacillus aerius" Shivaji et al. 2006	not validly published	preferred name
    "Bacillus aerolatus" Chen et al. 2020	not validly published	preferred name
    "Bacillus aerophilus" Shivaji et al. 2006	not validly published	preferred name
    "Bacillus aestuarii" Li et al. 2015	not validly published	preferred name
    Bacillus agaradhaerens Nielsen et al. 1995	validly published under the ICNP	synonym
    "Bacillus agglomerans" Beijerinck 1888	not validly published, basonym of name in Approved Lists	synonym
    Bacillus agri (ex Laubach and Rice 1916) Nakamura 1993	validly published under the ICNP	synonym
    Bacillus aidingensis Xue et al. 2008	validly published under the ICNP	synonym
    Bacillus akibai Nogi et al. 2005	validly published under the ICNP	synonym
    Bacillus albus Liu et al. 2017	validly published under the ICNP	correct name
    "Bacillus alcaliphilum" Sultanpuram et al. 2017	not validly published	preferred name
    Bacillus alcalophilus Vedder 1934 (Approved Lists 1980)	validly published under the ICNP	synonym
    "Bacillus algeriensis" Bendjama et al. 2014	inaccurate spelling	misspelling
    Bacillus algicola Ivanova et al. 2004	validly published under the ICNP	synonym
    Bacillus alginolyticus Nakamura 1987	validly published under the ICNP	synonym
    Bacillus alkalicellulosilyticus Liu et al. 2022	validly published under the ICNP	synonym
    Bacillus alkalicola Zhai et al. 2022	validly published under the ICNP	synonym
    Bacillus alkalidiazotrophicus Sorokin et al. 2008	validly published under the ICNP	synonym
    Bacillus alkalilacus Singh et al. 2018	validly published under the ICNP	synonym
    Bacillus alkalinitrilicus Sorokin et al. 2009	validly published under the ICNP	synonym
    Bacillus alkalisediminis Borsodi et al. 2011	validly published under the ICNP	synonym
    "Bacillus alkalisoli" Liu et al. 2019	not validly published	preferred name
    Bacillus alkalitelluris Lee et al. 2008	validly published under the ICNP	synonym
    Bacillus alkalitolerans Liu et al. 2018	validly published under the ICNP	synonym
    "Bacillus altaicus" Shikov et al. 2025	not validly published	preferred name
    Bacillus altitudinis Shivaji et al. 2006	validly published under the ICNP	correct name
    Bacillus alveayuensis Bae et al. 2005	validly published under the ICNP	correct name
    Bacillus alvei Cheshire and Cheyne 1885 (Approved Lists 1980)	validly published under the ICNP	synonym
    Bacillus amyloliquefaciens (ex Fukomoto 1943) Priest et al. 1987	validly published under the ICNP	correct name
    Bacillus amylolyticus (ex Choukévitch 1911) Nakamura 1984	validly published under the ICNP	synonym
    Bacillus andreesenii Kosowski et al. 2014	validly published under the ICNP	synonym
    "Bacillus andreraoultii" Traore et al. 2016	not validly published	preferred name
    Bacillus aneurinilyticus corrig. (ex Kimura and Aoyama 1952) Shida et al. 1994	validly published under the ICNP	synonym
    Bacillus aneurinolyticus (ex Kimura and Aoyama 1952) Shida et al. 1994	inaccurate spelling	misspelling
    Bacillus anthracis Cohn 1872 (Approved Lists 1980)	validly published under the ICNP	correct name
    Bacillus antri Rao et al. 2019	validly published under the ICNP	synonym
    "Bacillus apiarius" Katznelson 1955	not validly published	preferred name
    "Bacillus aquatilis" Frankland and Frankland 1889	not validly published, basonym of name in Approved Lists	synonym
    Bacillus aquiflavi Xie et al. 2020	validly published under the ICNP	correct name
    Bacillus aquimaris Yoon et al. 2003	validly published under the ICNP	synonym
    Bacillus arachidis Chen et al. 2023	validly published under the ICNP	correct name
    "Bacillus arbutinivorans" Xie et al. 2021	not validly published	preferred name
    Bacillus arenosi Heyrman et al. 2005	validly published under the ICNP	synonym
    Bacillus arseniciselenatis corrig. Switzer Blum et al. 2001	validly published under the ICNP	synonym
    Bacillus arsenicoselenatis Switzer Blum et al. 2001	inaccurate spelling	misspelling
    Bacillus arsenicus Shivaji et al. 2005	validly published under the ICNP	synonym
    Bacillus arvi Heyrman et al. 2005	validly published under the ICNP	synonym
    Bacillus aryabhattai Shivaji et al. 2009	validly published under the ICNP	synonym
    Bacillus asahii Yumoto et al. 2004	validly published under the ICNP	synonym
    Bacillus atrophaeus Nakamura 1989	validly published under the ICNP	correct name
    "Bacillus atrosepticus" van Hall 1902	not validly published, basonym of name in Approved Lists	synonym
    Bacillus aurantiacus Borsodi et al. 2008	validly published under the ICNP	synonym
    Bacillus australimaris Liu et al. 2016	validly published under the ICNP	correct name
    Bacillus axarquiensis Ruiz-García et al. 2005	validly published under the ICNP	synonym
    "Bacillus ayatagriensis" Das et al. 2025	not validly published	preferred name
    Bacillus azotofixans Seldin et al. 1984	validly published under the ICNP	synonym
    Bacillus azotoformans (ex Pichinoty et al. 1976) Pichinoty et al. 1983	validly published under the ICNP	synonym
    Bacillus badius Batchelor 1919 (Approved Lists 1980)	validly published under the ICNP	synonym
    "Bacillus baekryungensis" Ivanova et al. 2004	not validly published	preferred name
    Bacillus barbaricus Täubel et al. 2003	validly published under the ICNP	synonym
    Bacillus basilensis Muigg et al. 2024	validly published under the ICNP	correct name
    Bacillus bataviensis Heyrman et al. 2004	validly published under the ICNP	synonym
    Bacillus beijingensis Qiu et al. 2009	validly published under the ICNP	synonym
    Bacillus benzoevorans Pichinoty et al. 1987	validly published under the ICNP	correct name
    Bacillus beringensis Yu et al. 2012	validly published under the ICNP	synonym
    Bacillus berkeleyi Nedashkovskaya et al. 2012	validly published under the ICNP	synonym
    Bacillus beveridgei Baesman et al. 2010	validly published under the ICNP	synonym
    "Bacillus biazoteus" Kellerman et al. 1913	not validly published, basonym of name in Approved Lists	synonym
    "Bacillus bifermentans" Weinberg and Séguin 1918	not validly published, basonym of name in Approved Lists	synonym
    "Bacillus bifidus" Tissier 1900	not validly published, basonym of name in Approved Lists	synonym
    "Bacillus bingmayongensis" Liu et al. 2014	not validly published	preferred name
    Bacillus bogoriensis Vargas et al. 2005	validly published under the ICNP	synonym
    "Bacillus borbori" Wang et al. 2013	not validly published	preferred name
    Bacillus boroniphilus Ahmed et al. 2007	validly published under the ICNP	synonym
    Bacillus borstelensis (ex Porter 1940) Shida et al. 1995	validly published under the ICNP	synonym
    "Bacillus botulinus" van Ermengem 1896	not validly published, basonym of name in Approved Lists	synonym
    Bacillus brevis Migula 1900 (Approved Lists 1980)	validly published under the ICNP	synonym
    "Bacillus bronchisepticus" Ferry 1912	not validly published, basonym of name in Approved Lists	synonym
    Bacillus bruguierae Liu et al. 2025	validly published under the ICNP	correct name
    "Bacillus buchneri" Henneberg 1903	not validly published, basonym of name in Approved Lists	synonym
    Bacillus butanolivorans Kuisiene et al. 2008	validly published under the ICNP	synonym
    Bacillus cabrialesii De los Santos Villalobos et al. 2019	validly published under the ICNP	correct name
    "Bacillus caccae" Pham et al. 2017	not validly published	preferred name
    "Bacillus cadaveris" Klein 1899	not validly published, basonym of name in Approved Lists	synonym
    Bacillus caeni Mo et al. 2020	validly published under the ICNP	synonym
    "Bacillus caldovelox" Heinen and Heinen 1972	not validly published	preferred name
    Bacillus camelliae Niu et al. 2018	validly published under the ICNP	synonym
    "Bacillus campestris" Pammel 1895	not validly published, basonym of name in Approved Lists	synonym
    Bacillus campisalis Kumar et al. 2015	validly published under the ICNP	synonym
    Bacillus canaveralius Newcombe et al. 2009	validly published under the ICNP	correct name
    "Bacillus capillosus" Tissier 1908	not validly published, basonym of name in Approved Lists	synonym
    Bacillus capparidis Wang et al. 2017	validly published under the ICNP	correct name
    Bacillus carboniphilus Fujita et al. 1996	validly published under the ICNP	correct name
    "Bacillus carnis" Klein 1904	not validly published, basonym of name in Approved Lists	synonym
    "Bacillus carotovorus" Jones 1901	not validly published, basonym of name in Approved Lists	synonym
    "Bacillus cartilaginosus" Krassilnikov 1949	not validly published	preferred name
    Bacillus caseinilyticus Vishnuvardhan Reddy et al. 2015	validly published under the ICNP	synonym
    Bacillus catenulatus Sultanpuram et al. 2018	validly published under the ICNP	synonym
    Bacillus cavernae Feng et al. 2016	validly published under the ICNP	synonym
    Bacillus cecembensis Reddy et al. 2008	validly published under the ICNP	synonym
    "Bacillus cellaseus" Kellerman et al. 1913	not validly published, basonym of name in Approved Lists	synonym
    "Bacillus cellulasensis" Mawlankar et al. 2016	not validly published	preferred name
    Bacillus cellulosilyticus Nogi et al. 2005	validly published under the ICNP	synonym
    Bacillus centrosporus (ex Ford 1916) Nakamura 1993	validly published under the ICNP	synonym
    Bacillus cereus Frankland and Frankland 1887 (Approved Lists 1980)	validly published under the ICNP	correct name
    Bacillus chagannorensis Carrasco et al. 2007	validly published under the ICNP	synonym
    Bacillus changyiensis Xiao et al. 2023	validly published under the ICNP	correct name
    "Bacillus cheonanensis" Kim et al. 2014	not validly published	preferred name
    Bacillus chitinolyticus Kuroshima et al. 1996	validly published under the ICNP	synonym
    "Bacillus chlororaphis" Guignard and Sauvageau 1894	not validly published, basonym of name in Approved Lists	synonym
    "Bacillus choleraesuis" Smith 1894	not validly published, basonym of name in Approved Lists	synonym
    Bacillus chondroitinus Nakamura 1987	validly published under the ICNP	synonym
    "Bacillus chorinei" Hauduroy et al. 1953	not validly published	preferred name
    Bacillus choshinensis Takagi et al. 1993	validly published under the ICNP	synonym
    "Bacillus christiei" (Chorine 1929) Hauduroy et al. 1953	not validly published	preferred name
    Bacillus chungangensis Cho et al. 2010	validly published under the ICNP	correct name
    Bacillus cibi Yoon et al. 2005	validly published under the ICNP	synonym
    Bacillus ciccensis Liu et al. 2017	validly published under the ICNP	synonym
    "Bacillus cihuensis" Liu et al. 2014	not validly published	preferred name
    Bacillus circulans Jordan 1890 (Approved Lists 1980)	validly published under the ICNP	correct name
    "Bacillus citri" Boboye et al. 2012	not validly published	preferred name
    Bacillus clarkii Nielsen et al. 1995	validly published under the ICNP	synonym
    "Bacillus clarus" Méndez Acevedo et al. 2020	not validly published	preferred name
    Bacillus clausii Nielsen et al. 1995	validly published under the ICNP	synonym
    "Bacillus cloacae" Jordan 1890	not validly published, basonym of name in Approved Lists	synonym
    Bacillus coagulans Hammer 1915 (Approved Lists 1980)	validly published under the ICNP	correct name
    Bacillus coahuilensis Cerritos et al. 2008	validly published under the ICNP	correct name
    "Bacillus cochlearius" Douglas et al. 1919	not validly published, basonym of name in Approved Lists	synonym
    Bacillus cohnii Spanka and Fritze 1993	validly published under the ICNP	synonym
    "Bacillus coli" Migula 1895	not validly published, basonym of name in Approved Lists	synonym
    Bacillus composti Yang et al. 2013	validly published under the ICNP	synonym
    "Bacillus coniferum" Petersen et al. 1995	not validly published	preferred name
    "Bacillus coreaensis" Chi et al. 2015	not validly published	preferred name
    Bacillus crassostreae Chen et al. 2015	validly published under the ICNP	synonym
    Bacillus crescens Shivani et al. 2015	validly published under the ICNP	synonym
    Bacillus cucumis Kämpfer et al. 2016	validly published under the ICNP	synonym
    "Bacillus cuenoti" Mercier 1906	not validly published, basonym of name in Approved Lists	synonym
    Bacillus curdlanolyticus Kanzawa et al. 1995	validly published under the ICNP	synonym
    Bacillus cycloheptanicus Deinhard et al. 1988	validly published under the ICNP	synonym
    "Bacillus cypripedii" Hori 1911	not validly published, basonym of name in Approved Lists	synonym
    Bacillus cytotoxicus Guinebretière et al. 2013	validly published under the ICNP	correct name
    "Bacillus dabaoshanensis" Cui et al. 2015	not validly published	preferred name
    Bacillus dafuensis Zheng et al. 2023	validly published under the ICNP	correct name
    "Bacillus dakarensis" Sarr et al. 2020	not validly published	synonym
    "Bacillus dakarensis" Senghor et al. 2017	not validly published	synonym
    Bacillus daliensis Zhai et al. 2012	validly published under the ICNP	synonym
    Bacillus daqingensis Wang et al. 2023	validly published under the ICNP	correct name
    Bacillus decisifrondis Zhang et al. 2007	validly published under the ICNP	correct name
    Bacillus decolorationis (Heyrman et al. 2003) Heyrman et al. 2003	validly published under the ICNP	synonym
    "Bacillus delbruecki" Leichmann 1896	not validly published, basonym of name in Approved Lists	synonym
    Bacillus depressus Wei et al. 2016	validly published under the ICNP	synonym
    "Bacillus deramificans" Modderman and Foley 1995	not validly published	preferred name
    Bacillus deserti Zhang et al. 2012	validly published under the ICNP	synonym
    "Bacillus devorans" Zimmermann 1890	not validly published, basonym of name in Approved Lists	synonym
    Bacillus dicomae Makuwa et al. 2023	validly published under the ICNP	correct name
    Bacillus dielmoensis Lo et al. 2021	inaccurate spelling	misspelling
    Bacillus dielmonensis corrig. Lo et al. 2021	validly published under the ICNP	synonym
    "Bacillus difficilis" Hall and O'Toole 1935	not validly published, basonym of name in Approved Lists	synonym
    "Bacillus diphtheriae" Kruse 1886	not validly published, basonym of name in Approved Lists	synonym
    Bacillus dipsosauri Lawson et al. 1996	validly published under the ICNP	synonym
    Bacillus drentensis Heyrman et al. 2004	validly published under the ICNP	synonym
    "Bacillus dysentericus" Shiga 1897	not validly published, basonym of name in Approved Lists	synonym
    Bacillus ectoiniformans Zhu et al. 2016	validly published under the ICNP	correct name
    Bacillus edaphicus Shelobolina et al. 1998	validly published under the ICNP	synonym
    Bacillus ehimensis Kuroshima et al. 1996	validly published under the ICNP	synonym
    Bacillus eiseniae Hong et al. 2012	validly published under the ICNP	synonym
    Bacillus encimensis Dastager et al. 2015	validly published under the ICNP	synonym
    Bacillus enclensis Dastager et al. 2014	validly published under the ICNP	correct name
    Bacillus endolithicus Parag et al. 2015	validly published under the ICNP	synonym
    Bacillus endophyticus Reva et al. 2002	validly published under the ICNP	synonym
    Bacillus endoradicis Zhang et al. 2012	validly published under the ICNP	synonym
    Bacillus endozanthoxylicus Ma et al. 2017	validly published under the ICNP	correct name
    "Bacillus enteritidis" Gaertner 1888	not validly published, basonym of name in Approved Lists	synonym
    "Bacillus equuli" van Straaten 1918	not validly published, basonym of name in Approved Lists	synonym
    "Bacillus ermolarvae" Hauduroy et al. 1953	not validly published	preferred name
    "Bacillus fallax" Weinberg and Séguin 1915	not validly published, basonym of name in Approved Lists	synonym
    Bacillus farraginis Scheldeman et al. 2004	validly published under the ICNP	synonym
    Bacillus fastidiosus den Dooren de Jong 1929 (Approved Lists 1980)	validly published under the ICNP	synonym
    "Bacillus felsineus" Carbone and Tombolato 1917	not validly published, basonym of name in Approved Lists	synonym
    Bacillus fengqiuensis Zhao et al. 2014	validly published under the ICNP	correct name
    Bacillus fermenti Hirota et al. 2018	validly published under the ICNP	synonym
    "Bacillus ferrooxidans" Zhou et al. 2018	not validly published	preferred name
    Bacillus filamentosus Sonalkar et al. 2015	validly published under the ICNP	synonym
    Bacillus firmus Bredemann and Werner 1933 (Approved Lists 1980)	validly published under the ICNP	synonym
    "Bacillus flavigena" Kellerman and McBeth 1912	not validly published, basonym of name in Approved Lists	synonym
    "Bacillus flavocaldarius" Suzuki et al. 1987	not validly published	preferred name
    "Bacillus flavothermus" Heinen et al. 1982	not validly published	preferred name
    Bacillus flexus (ex Batchelor 1919) Priest et al. 1989	validly published under the ICNP	synonym
    "Bacillus fonticola" Sun et al. 2021	not validly published	preferred name
    Bacillus foraminis Tiago et al. 2006	validly published under the ICNP	synonym
    Bacillus fordii Scheldeman et al. 2004	validly published under the ICNP	synonym
    Bacillus formosensis Lin et al. 2015	validly published under the ICNP	synonym
    Bacillus formosus (ex Porter 1940) Shida et al. 1995	validly published under the ICNP	synonym
    Bacillus fortis Scheldeman et al. 2004	validly published under the ICNP	synonym
    "Bacillus fragilis" Veillon and Zuber 1898	not validly published, basonym of name in Approved Lists	synonym
    Bacillus frigoritolerans (Delaporte and Sasson 1967) Liu et al. 2022	validly published under the ICNP	synonym
    "Bacillus fructosus" Ueda et al. 1967	not validly published	preferred name
    "Bacillus fulminans" Hauduroy et al. 1953	not validly published	preferred name
    Bacillus fumarioli Logan et al. 2000	validly published under the ICNP	synonym
    Bacillus fungorum Liu et al. 2020	validly published under the ICNP	correct name
    Bacillus funiculus Ajithkumar et al. 2002	validly published under the ICNP	synonym
    "Bacillus furcosus" Veillon and Zuber 1898	not validly published, basonym of name in Approved Lists	synonym
    Bacillus fusiformis (ex Meyer and Gottheil 1901) Priest et al. 1989	validly published under the ICNP	synonym
    Bacillus gaemokensis Jung et al. 2021	validly published under the ICNP	correct name
    Bacillus galactophilus Takagi et al. 1993	validly published under the ICNP	synonym
    Bacillus galactosidilyticus Heyndrickx et al. 2004	validly published under the ICNP	synonym
    Bacillus galliciensis Balcázar et al. 2010	validly published under the ICNP	synonym
    Bacillus gelatini De Clerck et al. 2004	validly published under the ICNP	synonym
    "Bacillus gelidus" Kellerman et al. 1913	not validly published, basonym of name in Approved Lists	synonym
    "Bacillus geniculatus" Wright 1895	not validly published, basonym of name in Approved Lists	synonym
    Bacillus gibsonii Nielsen et al. 1995	validly published under the ICNP	synonym
    Bacillus ginsengi Qiu et al. 2009	validly published under the ICNP	synonym
    Bacillus ginsengihumi Ten et al. 2007	validly published under the ICNP	synonym
    Bacillus ginsengisoli Nguyen et al. 2013	validly published under the ICNP	synonym
    Bacillus glennii Seuylemezian et al. 2020	validly published under the ICNP	synonym
    Bacillus globisporus Larkin and Stokes 1967 (Approved Lists 1980)	validly published under the ICNP	synonym
    Bacillus glucanolyticus Alexander and Priest 1989	validly published under the ICNP	synonym
    "Bacillus glutinosus" Hauduroy et al. 1953	not validly published	preferred name
    Bacillus glycinifermentans Kim et al. 2015	validly published under the ICNP	correct name
    Bacillus gobiensis Liu et al. 2016	validly published under the ICNP	correct name
    "Bacillus gonidiaformans" Tunnicliff and Jackson 1925	not validly published, basonym of name in Approved Lists	synonym
    Bacillus gordonae Pichinoty et al. 1987	validly published under the ICNP	synonym
    Bacillus gossypii Kämpfer et al. 2015	validly published under the ICNP	synonym
    Bacillus gottheilii Seiler et al. 2013	validly published under the ICNP	synonym
    Bacillus graminis Bibi et al. 2011	validly published under the ICNP	synonym
    "Bacillus hackensackii" Hong et al. 2003	not validly published	preferred name
    "Bacillus haikouensis" Li et al. 2014	not validly published	preferred name
    "Bacillus haimaensis" Wang et al. 2025	not validly published	preferred name
    Bacillus halmapalus Nielsen et al. 1995	validly published under the ICNP	synonym
    Bacillus haloalkaliphilus Fritze 1996	validly published under the ICNP	synonym
    Bacillus halochares Pappa et al. 2010	validly published under the ICNP	synonym
    Bacillus halodenitrificans Denariaz et al. 1989	validly published under the ICNP	synonym
    Bacillus halodurans (ex Boyer et al. 1973) Nielsen et al. 1995	validly published under the ICNP	synonym
    Bacillus halophilus Ventosa et al. 1990	validly published under the ICNP	synonym
    Bacillus halosaccharovorans Mehrshad et al. 2013	validly published under the ICNP	synonym
    Bacillus halotolerans (Delaporte and Sasson 1967) Tindall 2017	validly published under the ICNP	correct name
    "Bacillus halotolerans" (Delaporte and Sasson 1967) Ben-Gad and Gerchman 2017	not validly published	synonym
    Bacillus haynesii Dunlap et al. 2017	validly published under the ICNP	correct name
    Bacillus hemicellulosilyticus Nogi et al. 2005	validly published under the ICNP	synonym
    Bacillus hemicentroti Chen et al. 2011	validly published under the ICNP	synonym
    "Bacillus hemolyticus" Hall 1929	not validly published, basonym of name in Approved Lists	synonym
    Bacillus herbersteinensis Wieser et al. 2005	validly published under the ICNP	synonym
    Bacillus hisashii Nishida et al. 2015	validly published under the ICNP	synonym
    "Bacillus histolyticus" Weinberg and Séguin 1916	not validly published, basonym of name in Approved Lists	synonym
    "Bacillus hoagii" Morse 1912	not validly published, basonym of name in Approved Lists	synonym
    Bacillus hominis Tohya et al. 2021	validly published under the ICNP	synonym
    Bacillus horikoshii Nielsen et al. 1995	validly published under the ICNP	synonym
    Bacillus horneckiae Vaishampayan et al. 2010	validly published under the ICNP	synonym
    Bacillus horti Yumoto et al. 1998	validly published under the ICNP	correct name
    Bacillus huizhouensis Li et al. 2014	validly published under the ICNP	synonym
    Bacillus humi Heyrman et al. 2005	validly published under the ICNP	synonym
    Bacillus hunanensis Chen et al. 2025	validly published under the ICNP, belated name	synonym
    Bacillus hwajinpoensis Yoon et al. 2004	validly published under the ICNP	synonym
    "Bacillus hydrophilus" Chester 1901	not validly published, basonym of name in Approved Lists	synonym
    Bacillus idriensis Ko et al. 2006	validly published under the ICNP	synonym
    Bacillus inaquosorum (Rooney et al. 2009) Dunlap et al. 2020	validly published under the ICNP	correct name
    "Bacillus inconstans" Ornstein 1920	not validly published, basonym of name in Approved Lists	synonym
    Bacillus indicus Suresh et al. 2004	validly published under the ICNP	synonym
    "Bacillus indigoferus" Voges 1893	not validly published, basonym of name in Approved Lists	synonym
    Bacillus infantis Ko et al. 2006	validly published under the ICNP	correct name
    Bacillus infernus Boone et al. 1995	validly published under the ICNP	correct name
    Bacillus insolitus Larkin and Stokes 1967 (Approved Lists 1980)	validly published under the ICNP	synonym
    Bacillus invictae Branquinho et al. 2014	validly published under the ICNP	synonym
    Bacillus iocasae Wang et al. 2017	validly published under the ICNP	synonym
    Bacillus iranensis Bagheri et al. 2012	validly published under the ICNP	synonym
    "Bacillus irregularis" Choukévitch 1911	not validly published, basonym of name in Approved Lists	synonym
    Bacillus isabeliae Albuquerque et al. 2008	validly published under the ICNP	correct name
    Bacillus isronensis Shivaji et al. 2009	validly published under the ICNP	synonym
    Bacillus jeddahensis Bittar et al. 2017	validly published under the ICNP	synonym
    Bacillus jeotgali Yoon et al. 2001	validly published under the ICNP	synonym
    Bacillus jepli Schultz et al. 2025	validly published under the ICNP	correct name
    Bacillus kalamii Schultz et al. 2025	validly published under the ICNP	correct name
    Bacillus kandeliae Liu et al. 2025	validly published under the ICNP	correct name
    Bacillus kaustophilus (ex Prickett 1928) Priest et al. 1989	validly published under the ICNP	synonym
    Bacillus kexueae Sun et al. 2018	validly published under the ICNP	correct name
    Bacillus kiskunsagensis Borsodi et al. 2017	validly published under the ICNP	synonym
    Bacillus kobensis Kanzawa et al. 1995	validly published under the ICNP	synonym
    Bacillus kochii Seiler et al. 2012	validly published under the ICNP	synonym
    Bacillus kokeshiiformis Poudel et al. 2014	validly published under the ICNP	synonym
    Bacillus koreensis Lim et al. 2006	validly published under the ICNP	synonym
    Bacillus korlensis Zhang et al. 2009	validly published under the ICNP	synonym
    Bacillus kribbensis Lim et al. 2007	validly published under the ICNP	synonym
    Bacillus krulwichiae Yumoto et al. 2003	validly published under the ICNP	synonym
    "Bacillus kwashiorkori" Seck et al. 2018	not validly published	preferred name
    "Bacillus kyonggiensis" Dong and Lee 2011	not validly published	synonym
    Bacillus lacisalsi Dong et al. 2021	validly published under the ICNP	synonym
    "Bacillus lacunatus" Eyre 1900	not validly published, basonym of name in Approved Lists	synonym
    Bacillus lacus Singh et al. 2018	validly published under the ICNP	synonym
    Bacillus laevolacticus (ex Nakayama and Yanoshi 1967) Andersch et al. 1994	validly published under the ICNP	synonym
    Bacillus larvae White 1906 (Approved Lists 1980)	validly published under the ICNP	synonym
    Bacillus laterosporus Laubach 1916 (Approved Lists 1980)	validly published under the ICNP	synonym
    Bacillus lautus (ex Batchelor 1919) Nakamura 1984	validly published under the ICNP	synonym
    Bacillus lehensis Ghosh et al. 2007	validly published under the ICNP	synonym
    "Bacillus leichmanni" Henneberg 1903	not validly published, basonym of name in Approved Lists	synonym
    Bacillus lentimorbus Dutky 1940 (Approved Lists 1980)	validly published under the ICNP	synonym
    Bacillus lentus Gibson 1935 (Approved Lists 1980)	validly published under the ICNP	synonym
    "Bacillus leprae" Hansen 1880	not validly published, basonym of name in Approved Lists	synonym
    Bacillus licheniformis (Weigmann 1898) Chester 1901 (Approved Lists 1980)	validly published under the ICNP	correct name
    Bacillus ligniniphilus Zhu et al. 2014	validly published under the ICNP	synonym
    Bacillus lindianensis Dou et al. 2016	validly published under the ICNP	synonym
    Bacillus litoralis Yoon and Oh 2005	validly published under the ICNP	synonym
    Bacillus litorisediminis Tang et al. 2023	validly published under the ICNP	correct name
    "Bacillus lividus" Eisenberg 1891	not validly published, basonym of name in Approved Lists	synonym
    Bacillus locisalis Márquez et al. 2011	validly published under the ICNP	synonym
    Bacillus loiseleuriae Liu et al. 2016	validly published under the ICNP	synonym
    Bacillus lonarensis Reddy et al. 2015	validly published under the ICNP	synonym
    "Bacillus longisporus" Delaporte 1972	not validly published	preferred name
    Bacillus luciferensis Logan et al. 2002	validly published under the ICNP	synonym
    "Bacillus lumedeiriae" Costa et al. 2024	not validly published	preferred name
    Bacillus luteolus Shi et al. 2011	validly published under the ICNP	synonym
    Bacillus luteus Subhash et al. 2014	validly published under the ICNP	synonym
    Bacillus luti Liu et al. 2017	validly published under the ICNP	correct name
    Bacillus lycopersici Lin et al. 2015	validly published under the ICNP	synonym
    "Bacillus lymphophilus" Torrey 1916	not validly published, basonym of name in Approved Lists	synonym
    Bacillus macauensis Zhang et al. 2006	validly published under the ICNP	synonym
    Bacillus macerans Schardinger 1905 (Approved Lists 1980)	validly published under the ICNP	synonym
    Bacillus macquariensis Marshall and Ohye 1966 (Approved Lists 1980)	validly published under the ICNP	synonym
    "Bacillus macroides" Bennett and Canale-Parola 1965	not validly published	preferred name
    Bacillus macyae Santini et al. 2004	validly published under the ICNP	synonym
    Bacillus malacitensis Ruiz-García et al. 2005	validly published under the ICNP	synonym
    "Bacillus malenominatus" Weinberg et al. 1937	not validly published, basonym of name in Approved Lists	synonym
    Bacillus malikii Abbas et al. 2016	validly published under the ICNP	synonym
    "Bacillus mallei" Zopf 1885	not validly published, basonym of name in Approved Lists	synonym
    Bacillus mangrovi Gupta et al. 2017	validly published under the ICNP	synonym
    Bacillus manliponensis Jung et al. 2021	validly published under the ICNP	correct name
    Bacillus mannanilyticus Nogi et al. 2005	validly published under the ICNP	synonym
    Bacillus manusensis Sun et al. 2018	validly published under the ICNP	correct name
    "Bacillus marasmi" Sarr et al. 2021	not validly published	synonym
    "Bacillus marasmi" Pham et al. 2017	not validly published	preferred name
    "Bacillus marcorestinctum" Han et al. 2010	not validly published	preferred name
    Bacillus marinisedimentorum Guo et al. 2018	validly published under the ICNP	correct name
    Bacillus marinus (Rüger and Richter 1979) Rüger 1983	validly published under the ICNP	synonym
    Bacillus marisflavi Yoon et al. 2003	validly published under the ICNP	synonym
    Bacillus marismortui Arahal et al. 1999	validly published under the ICNP	synonym
    Bacillus maritimus Pal et al. 2017	validly published under the ICNP	synonym
    Bacillus marmarensis Denizci et al. 2010	validly published under the ICNP	synonym
    "Bacillus maroccanus" Delaporte and Sasson 1967	not validly published	preferred name
    "Bacillus marseilloanorexicus" Pfleiderer et al. 2013	not validly published	preferred name
    Bacillus massiliensis Glazunova et al. 2006	validly published under the ICNP	synonym
    "Bacillus massiliglaciei" Afouda et al. 2017	not validly published	synonym
    "Bacillus massiliglaciei" Cadoret et al. 2017	not validly published	synonym
    Bacillus massiliigabonensis corrig. Sarr et al. 2021	validly published under the ICNP	synonym
    Bacillus massiliigorillae corrig. Keita et al. 2023	validly published under the ICNP	correct name
    "Bacillus massilinigeriensis" Cadoret et al. 2017	not validly published	preferred name
    "Bacillus massilioalgeriensis" corrig. Bendjama et al. 2014	not validly published	preferred name
    "Bacillus massilioanorexius" Mishra et al. 2013	not validly published	preferred name
    Bacillus massiliogabonensis Sarr et al. 2021	inaccurate spelling	misspelling
    "Bacillus massiliogabonensis" Mourembou et al. 2017	not validly published	synonym
    Bacillus massiliogorillae Keita et al. 2023	inaccurate spelling	misspelling
    Bacillus massiliosenegalensis Ramasamy et al. 2016	validly published under the ICNP	synonym
    "Bacillus mediterraneensis" Cadoret et al. 2017	not validly published	preferred name
    "Bacillus mediterraneensis" Alou et al. 2016	not validly published	synonym
    "Bacillus medusa" Delaporte 1969	not validly published	preferred name
    Bacillus megaterium de Bary 1884 (Approved Lists 1980)	validly published under the ICNP	synonym
    Bacillus mesonae Liu et al. 2014	validly published under the ICNP	synonym
    "Bacillus mesophilum" Manickam et al. 2014	not validly published	preferred name
    Bacillus mesophilus Zhou et al. 2017	validly published under the ICNP	correct name
    Bacillus methanolicus Arfman et al. 1992	validly published under the ICNP	correct name
    Bacillus methylotrophicus Madhaiyan et al. 2010	validly published under the ICNP	synonym
    "Bacillus methyltrophicus" Kalai-Grami et al. 2014	not validly published	preferred name
    Bacillus mexicanus de los Santos Villalobos et al. 2023	validly published under the ICNP	correct name
    Bacillus migulanus Takagi et al. 1993	validly published under the ICNP	synonym
    "Bacillus milletiae" Kawakami and Yoshida 1920	not validly published, basonym of name in Approved Lists	synonym
    Bacillus miscanthi Shin et al. 2020	validly published under the ICNP	synonym
    Bacillus mobilis Liu et al. 2017	validly published under the ICNP	correct name
    Bacillus mojavensis Roberts et al. 1994	validly published under the ICNP	correct name
    "Bacillus moniliforme" Repaci 1910	not validly published, basonym of name in Approved Lists	synonym
    "Bacillus morgani" Winslow et al. 1919	not validly published, basonym of name in Approved Lists	synonym
    "Bacillus mortiferus" Harris 1901	not validly published, basonym of name in Approved Lists	synonym
    Bacillus mucilaginosus Avakyan et al. 1998	validly published under the ICNP	synonym
    Bacillus multifaciens Luo et al. 2025	validly published under the ICNP	correct name
    "Bacillus multiformis" Distaso 1911	not validly published, basonym of name in Approved Lists	synonym
    Bacillus muralis Heyrman et al. 2005	validly published under the ICNP	synonym
    Bacillus murimartini Borchert et al. 2007	validly published under the ICNP	synonym
    Bacillus mycoides Flügge 1886 (Approved Lists 1980)	validly published under the ICNP	correct name
    Bacillus naganoensis Tomimura et al. 1990	validly published under the ICNP	synonym
    Bacillus nakamurai Dunlap et al. 2016	validly published under the ICNP	correct name
    Bacillus nanhaiensis Chen et al. 2011	validly published under the ICNP	synonym
    Bacillus nanhaiisediminis Zhang et al. 2011	validly published under the ICNP	synonym
    "Bacillus naphthovorans" Zhuang et al. 2002	not validly published	preferred name
    Bacillus natronophilus Menes et al. 2020	validly published under the ICNP	synonym
    "Bacillus naviformis" Jungano 1909	not validly published, basonym of name in Approved Lists	synonym
    Bacillus ndiopicus Lo et al. 2017	validly published under the ICNP	correct name
    Bacillus nealsonii Venkateswaran et al. 2003	validly published under the ICNP	correct name
    "Bacillus necrogenes" Weinberg et al. 1937	not validly published, basonym of name in Approved Lists	synonym
    "Bacillus necrophorus" Flügge 1886	not validly published, basonym of name in Approved Lists	synonym
    "Bacillus necroticus" Hauduroy et al. 1953	not validly published	preferred name
    Bacillus neidei Nakamura et al. 2002	validly published under the ICNP	synonym
    Bacillus neizhouensis Chen et al. 2009	validly published under the ICNP	synonym
    "Bacillus nematocida" Huang et al. 2005	not validly published	preferred name
    Bacillus niabensis Kwon et al. 2007	validly published under the ICNP	synonym
    Bacillus niacini Nagel and Andreesen 1991	validly published under the ICNP	synonym
    "Bacillus niameyensis" Tidjani Alou et al. 2015	not validly published	preferred name
    Bacillus nitratireducens Liu et al. 2017	validly published under the ICNP	correct name
    "Bacillus nitroreducens" Guo et al. 2016	not validly published	preferred name
    Bacillus norwichensis Pallen 2024	validly published under the ICNP	correct name
    "Bacillus norwichensis" Gilroy et al. 2021	not validly published	synonym
    Bacillus notoginsengisoli Zhang et al. 2017	validly published under the ICNP	synonym
    Bacillus novalis Heyrman et al. 2004	validly published under the ICNP	synonym
    "Bacillus novyi" Migula 1900	not validly published, basonym of name in Approved Lists	synonym
    "Bacillus obstructivus" Tetz and Tetz 2017	not validly published	preferred name
    Bacillus oceani Song et al. 2016	validly published under the ICNP	synonym
    "Bacillus oceani" Liu et al. 2013	not validly published	preferred name
    "Bacillus oceanicus" Wang et al. 2022	not validly published	preferred name
    Bacillus oceanisediminis Zhang et al. 2010	validly published under the ICNP	synonym
    Bacillus odysseyi La Duc et al. 2004	validly published under the ICNP	synonym
    Bacillus okhensis Nowlan et al. 2006	validly published under the ICNP	synonym
    Bacillus okuhidensis Li et al. 2002	validly published under the ICNP	synonym
    Bacillus oleivorans Azmatunnisa et al. 2015	validly published under the ICNP	correct name
    Bacillus oleronius Kuhnigk et al. 1996	validly published under the ICNP	synonym
    "Bacillus oligonitrophilus" Krassilnikov 1949	not validly published	preferred name
    "Bacillus ontarioni" (Chorine 1929) Hauduroy et al. 1953	not validly published	preferred name
    Bacillus onubensis Dominguez-Moñino et al. 2018	validly published under the ICNP	synonym
    Bacillus oryzaecorticis Hong et al. 2014	validly published under the ICNP	synonym
    "Bacillus oryzicola" Chung et al. 2015	not validly published	preferred name
    Bacillus oryzisoli Zhang et al. 2016	validly published under the ICNP	correct name
    Bacillus oryziterrae Bao et al. 2017	validly published under the ICNP	synonym
    Bacillus oshimensis Yumoto et al. 2005	validly published under the ICNP	synonym
    "Bacillus oxytocus" Flügge 1886	not validly published, basonym of name in Approved Lists	synonym
    "Bacillus ozaenae" Abel 1893	not validly published, basonym of name in Approved Lists	synonym
    Bacillus pabuli (ex Schieblich 1923) Nakamura 1984	validly published under the ICNP	synonym
    Bacillus pacificus Liu et al. 2017	validly published under the ICNP	correct name
    "Bacillus pacificus" Delaporte 1967	not validly published	preferred name
    Bacillus pakistanensis Roohi et al. 2014	validly published under the ICNP	synonym
    Bacillus pallidus Scholz et al. 1988	validly published under the ICNP	synonym
    Bacillus pallidus Zhou et al. 2008	validly published under the ICNP, illegitimate name, later homonym	synonym
    Bacillus panacisoli Choi and Cha 2014	validly published under the ICNP	synonym
    Bacillus panaciterrae Ten et al. 2006	validly published under the ICNP	synonym
    Bacillus pantothenticus Proom and Knight 1950 (Approved Lists 1980)	validly published under the ICNP	synonym
    Bacillus parabrevis Takagi et al. 1993	validly published under the ICNP	synonym
    Bacillus paraflexus Chandna et al. 2013	validly published under the ICNP	synonym
    Bacillus paralicheniformis Dunlap et al. 2015	validly published under the ICNP	correct name
    Bacillus paramobilis Tohya et al. 2021	validly published under the ICNP	correct name
    Bacillus paramycoides Liu et al. 2017	validly published under the ICNP	correct name
    Bacillus paranthracis Liu et al. 2017	validly published under the ICNP	correct name
    "Bacillus parapertussis" Eldering and Kendrick 1938	not validly published, basonym of name in Approved Lists	synonym
    "Bacillus paraputrificus" Bienstock 1906	not validly published, basonym of name in Approved Lists	synonym
    Bacillus pasinlerensis Baltaci et al. 2020	validly published under the ICNP	synonym
    Bacillus pasteurii (Miquel 1889) Chester 1898 (Approved Lists 1980)	validly published under the ICNP	synonym
    Bacillus patagoniensis Olivera et al. 2005	validly published under the ICNP	synonym
    Bacillus peoriae Montefusco et al. 1993	validly published under the ICNP	synonym
    "Bacillus perfringens" Veillon and Zuber 1898	not validly published, basonym of name in Approved Lists	synonym
    Bacillus persepolensis Amoozegar et al. 2009	validly published under the ICNP	synonym
    Bacillus persicus Didari et al. 2013	validly published under the ICNP	synonym
    Bacillus pervagus Kosowski et al. 2014	validly published under the ICNP	synonym
    "Bacillus pfraonensis" Deng et al. 2023	not validly published	preferred name
    Bacillus phocaeensis Cadoret et al. 2025	validly published under the ICNP	correct name
    "Bacillus pichinotyi" Seiler et al. 2012	not validly published	preferred name
    Bacillus piezotolerans Yu et al. 2019	validly published under the ICNP	synonym
    Bacillus pinisoli Huang et al. 2023	validly published under the ICNP	correct name
    Bacillus piscicola Daroonpunt et al. 2016	validly published under the ICNP	correct name
    "Bacillus piscis" Lee et al. 2016	not validly published	preferred name
    Bacillus plakortidis Borchert et al. 2007	validly published under the ICNP	synonym
    Bacillus pocheonensis Ten et al. 2007	validly published under the ICNP	synonym
    "Bacillus polyfermenticus" Lee et al. 2001	not validly published	preferred name
    Bacillus polygoni Aino et al. 2008	validly published under the ICNP	synonym
    Bacillus polymachus Nguyen and Kim 2015	validly published under the ICNP	synonym
    Bacillus polymyxa (Prazmowski 1880) Macé 1889 (Approved Lists 1980)	validly published under the ICNP	synonym
    Bacillus popilliae Dutky 1940 (Approved Lists 1980)	validly published under the ICNP	synonym
    Bacillus populi Liu et al. 2018	validly published under the ICNP	synonym
    Bacillus praedii Liu et al. 2017	validly published under the ICNP	synonym
    "Bacillus pretiosus" Robas Mora et al. 2023	not validly published	preferred name
    Bacillus proteolyticus Liu et al. 2017	validly published under the ICNP	correct name
    Bacillus pseudalcaliphilus corrig. Nielsen et al. 1995	validly published under the ICNP	synonym
    Bacillus pseudalcalophilus Nielsen et al. 1995	inaccurate spelling	misspelling
    Bacillus pseudofirmus Nielsen et al. 1995	validly published under the ICNP	synonym
    "Bacillus pseudoflexus" Chandna et al. 2016	not validly published	synonym
    "Bacillus pseudomallei" Whitmore 1913	not validly published, basonym of name in Approved Lists	synonym
    Bacillus pseudomycoides Nakamura 1998	validly published under the ICNP	correct name
    "Bacillus pseudotuberculosis" Buchanan 1911	not validly published, basonym of name in Approved Lists	synonym
    "Bacillus pseudotuberkulosis" Pfeiffer 1889	not validly published, basonym of name in Approved Lists	synonym
    Bacillus psychrodurans Abd El-Rahman et al. 2002	validly published under the ICNP	synonym
    Bacillus psychrophilus (ex Larkin and Stokes 1967) Nakamura 1984	validly published under the ICNP	synonym
    Bacillus psychrosaccharolyticus (ex Larkin and Stokes 1967) Priest et al. 1989	validly published under the ICNP	synonym
    Bacillus psychrotolerans Abd El-Rahman et al. 2002	validly published under the ICNP	synonym
    Bacillus pulvifaciens (ex Katznelson 1950) Nakamura 1984	validly published under the ICNP	synonym
    Bacillus pumilus Meyer and Gottheil 1901 (Approved Lists 1980)	validly published under the ICNP	correct name
    "Bacillus punctatus" Zimmermann 1890	not validly published, basonym of name in Approved Lists	synonym
    Bacillus purgationiresistans Vaz-Moreira et al. 2012	inaccurate spelling	misspelling
    Bacillus purgationiresistens corrig. Vaz-Moreira et al. 2012	validly published under the ICNP	synonym
    "Bacillus putidus" Trevisan 1889	not validly published, basonym of name in Approved Lists	synonym
    "Bacillus putredinis" Weinberg et al. 1937	not validly published, basonym of name in Approved Lists	synonym
    "Bacillus putrefaciens" McBryde 1911	not validly published, basonym of name in Approved Lists	synonym
    Bacillus pycnus Nakamura et al. 2002	validly published under the ICNP	synonym
    "Bacillus pyogenes" Glage 1903	not validly published, basonym of name in Approved Lists	synonym
    "Bacillus pyraustaearoseae" Hauduroy et al. 1953	not validly published	preferred name
    Bacillus qingdaonensis Wang et al. 2007	validly published under the ICNP	synonym
    Bacillus qingshengii Xi et al. 2014	validly published under the ICNP	synonym
    "Bacillus racemilacticus" Nakayama and Yanoshi 1967	not validly published	preferred name
    "Bacillus radicibacter" Wei et al. 2015	not validly published	preferred name
    "Bacillus radiobacter" Beijerinck and van Delden 1902	not validly published, basonym of name in Approved Lists	synonym
    "Bacillus ramosus" Veillon and Zuber 1898	not validly published, basonym of name in Approved Lists	synonym
    Bacillus reuszeri Shida et al. 1995	validly published under the ICNP	synonym
    Bacillus rhizoplanae Kämpfer et al. 2022	validly published under the ICNP	correct name
    Bacillus rhizosphaerae Madhaiyan et al. 2013	validly published under the ICNP	synonym
    Bacillus rigiliprofundi Sylvan et al. 2015	validly published under the ICNP	synonym
    Bacillus rigui Baik et al. 2010	validly published under the ICNP	synonym
    "Bacillus ruber" Cohn 1872	not validly published	preferred name
    "Bacillus rubiinfantis" Tidjiani Alou et al. 2015	not validly published	preferred name
    "Bacillus rubropertinctus" Hefferan 1904	not validly published, basonym of name in Approved Lists	synonym
    "Bacillus rugosus" Bhattacharya et al. 2020	not validly published	preferred name
    Bacillus ruris Heyndrickx et al. 2005	validly published under the ICNP	synonym
    Bacillus safensis Satomi et al. 2006	validly published under the ICNP	correct name
    Bacillus saganii Seuylemezian et al. 2020	validly published under the ICNP	synonym
    Bacillus salacetis Daroonpunt et al. 2019	validly published under the ICNP	correct name
    Bacillus salarius Lim et al. 2006	validly published under the ICNP	synonym
    Bacillus salexigens Garabito et al. 1997	validly published under the ICNP	synonym
    Bacillus salidurans Son et al. 2019	validly published under the ICNP	synonym
    Bacillus salinus Kang et al. 2020	validly published under the ICNP	correct name
    "Bacillus salipaludis" Xue et al. 2021	not validly published	preferred name
    Bacillus saliphilus Romano et al. 2005	validly published under the ICNP	synonym
    Bacillus salis Seck et al. 2023	validly published under the ICNP	correct name
    Bacillus salitolerans Zhang et al. 2015	validly published under the ICNP	correct name
    "Bacillus salmalaya" Ismail and Dadrasnia 2015	not validly published	preferred name
    Bacillus salsus Amoozegar et al. 2013	validly published under the ICNP	synonym
    Bacillus sanguinis Tohya et al. 2021	validly published under the ICNP	correct name
    "Bacillus scatologenes" Weinberg and Ginsbourg 1927	not validly published, basonym of name in Approved Lists	synonym
    Bacillus schlegelii Schenk and Aragno 1981	validly published under the ICNP	synonym
    "Bacillus schottmulleri" Winslow et al. 1919	inaccurate spelling	misspelling
    Bacillus sediminis Yu et al. 2014	validly published under the ICNP	synonym
    Bacillus selenatarsenatis Yamamura et al. 2007	validly published under the ICNP	synonym
    Bacillus selenitireducens Switzer Blum et al. 2001	validly published under the ICNP	synonym
    "Bacillus senegalensis" Pfleiderer et al. 2013	not validly published	preferred name
    Bacillus seohaeanensis Lee et al. 2006	validly published under the ICNP	correct name
    "Bacillus septicus" Macé 1889	not validly published, basonym of name in Approved Lists	synonym
    Bacillus shacheensis Lei et al. 2014	validly published under the ICNP	synonym
    Bacillus shackletonii Logan et al. 2004	validly published under the ICNP	synonym
    "Bacillus shihchuchen" Cheng et al. 2023	not validly published	preferred name
    Bacillus shivajii Kumar et al. 2018	validly published under the ICNP	correct name
    Bacillus siamensis Sumpavapol et al. 2010	validly published under the ICNP	correct name
    Bacillus silvestris Rheims et al. 1999	validly published under the ICNP	synonym
    "Bacillus similibadius" Delaporte 1972	not validly published	preferred name
    Bacillus simplex (ex Meyer and Gottheil 1901) Priest et al. 1989	validly published under the ICNP	synonym
    Bacillus sinesaloumensis Sarr et al. 2021	validly published under the ICNP	correct name
    "Bacillus sinesaloumensis" Senghor et al. 2017	not validly published	synonym
    Bacillus siralis Pettersson et al. 2000	validly published under the ICNP	synonym
    "Bacillus skobelzynei" Hauduroy et al. 1953	not validly published	preferred name
    "Bacillus smegmatis" Trevisan 1889	not validly published, basonym of name in Approved Lists	synonym
    Bacillus smithii Nakamura et al. 1988	validly published under the ICNP	correct name
    "Bacillus solanacearum" Smith 1896	not validly published, basonym of name in Approved Lists	synonym
    Bacillus solani Liu et al. 2015	validly published under the ICNP	synonym
    Bacillus soli Heyrman et al. 2004	validly published under the ICNP	synonym
    Bacillus solimangrovi Lee et al. 2014	validly published under the ICNP	correct name
    Bacillus solisalsi Liu et al. 2009	validly published under the ICNP	synonym
    Bacillus solisilvae Pan et al. 2017	validly published under the ICNP	synonym
    "Bacillus solitudinis" Liu et al. 2019	not validly published	preferred name
    Bacillus songklensis Kang et al. 2013	validly published under the ICNP	correct name
    Bacillus sonorensis Palmisano et al. 2001	validly published under the ICNP	correct name
    "Bacillus sordellii" Hall and Scott 1927	not validly published, basonym of name in Approved Lists	synonym
    Bacillus sphaericus Meyer and Neide 1904 (Approved Lists 1980)	validly published under the ICNP	synonym
    "Bacillus sphenoides" Douglas et al. 1919	not validly published, basonym of name in Approved Lists	synonym
    Bacillus spizizenii (Nakamura et al. 1999) Dunlap et al. 2020	validly published under the ICNP	correct name
    Bacillus spongiae Lee et al. 2019	validly published under the ICNP	correct name
    "Bacillus sporogenes" Metchnikoff 1908	not validly published, basonym of name in Approved Lists	synonym
    Bacillus sporothermodurans Pettersson et al. 1996	validly published under the ICNP	synonym
    Bacillus stamsii Müller et al. 2016	validly published under the ICNP	synonym
    Bacillus stearothermophilus Donk 1920 (Approved Lists 1980)	validly published under the ICNP	synonym
    Bacillus stercoris (Adelskov and Patel 2017) Dunlap et al. 2020	validly published under the ICNP	correct name
    "Bacillus stratosphericus" Shivaji et al. 2006	not validly published	preferred name
    Bacillus suaedae Lei et al. 2022	validly published under the ICNP	correct name
    Bacillus suaedae Xu et al. 2022	validly published under the ICNP, illegitimate name, later homonym	synonym
    Bacillus suaedaesalsae Xu et al. 2022	validly published under the ICNP	correct name
    "Bacillus subterminalis" Hall and Whitehead 1927	not validly published, basonym of name in Approved Lists	synonym
    Bacillus subterraneus Kanso et al. 2002	validly published under the ICNP	synonym
    Bacillus subtilis (Ehrenberg 1835) Cohn 1872 (Approved Lists 1980)	validly published under the ICNP	correct name
    Bacillus swezeyi Dunlap et al. 2017	validly published under the ICNP	correct name
    Bacillus taeanensis Lim et al. 2006	validly published under the ICNP	correct name
    Bacillus taiwanensis Liu et al. 2015	validly published under the ICNP	synonym
    Bacillus tamaricis Zhang et al. 2018	validly published under the ICNP	synonym
    Bacillus taxi Tuo et al. 2020	validly published under the ICNP	correct name
    "Bacillus telluris" Guo et al. 2020	not validly published	preferred name
    Bacillus tepidiphilus Narsing Rao et al. 2021	validly published under the ICNP	synonym
    Bacillus tequilensis Gatson et al. 2006	validly published under the ICNP	correct name
    Bacillus terrae Díez-Méndez et al. 2017	validly published under the ICNP	synonym
    "Bacillus tertius" Henry 1917	not validly published, basonym of name in Approved Lists	synonym
    "Bacillus testis" Cimmino et al. 2016	not validly published	preferred name
    "Bacillus tetani" Flügge 1886	not validly published, basonym of name in Approved Lists	synonym
    "Bacillus thaonhiae" Van Pham and Kim 2014	not validly published	synonym
    "Bacillus thaonhiensis" Van Pham and Kim 2014	not validly published	preferred name
    Bacillus thermantarcticus corrig. Nicolaus et al. 2002	validly published under the ICNP	synonym
    Bacillus thermoaerophilus Meier-Stauffer et al. 1996	validly published under the ICNP	synonym
    "Bacillus thermoalkalophilus" Boone et al. 1995	not validly published	preferred name
    Bacillus thermoamylovorans Combet-Blanc et al. 1995	validly published under the ICNP	correct name
    Bacillus thermoantarcticus Nicolaus et al. 2002	inaccurate spelling	misspelling
    Bacillus thermocatenulatus Golovacheva et al. 1991	validly published under the ICNP	synonym
    Bacillus thermocloacae corrig. Demharter and Hensel 1989	validly published under the ICNP	correct name
    Bacillus thermocloaceae Demharter and Hensel 1989	inaccurate spelling	misspelling
    Bacillus thermocopriae Han et al. 2013	validly published under the ICNP	synonym
    Bacillus thermodenitrificans (ex Klaushofer and Hollaus 1970) Manachini et al. 2000	validly published under the ICNP	synonym
    Bacillus thermoglucosidasius Suzuki 1984	validly published under the ICNP	synonym
    Bacillus thermolactis Coorevits et al. 2011	validly published under the ICNP	synonym
    Bacillus thermoleovorans Zarilla and Perry 1988	validly published under the ICNP	synonym
    "Bacillus thermophilum" Tang et al. 2014	not validly published	preferred name
    Bacillus thermophilus Yang et al. 2013	validly published under the ICNP	synonym
    "Bacillus thermoproteolyticus" Endo 1962	not validly published	preferred name
    Bacillus thermoruber (ex Guicciardi et al. 1968) Manachini et al. 1985	validly published under the ICNP	synonym
    Bacillus thermosphaericus Andersson et al. 1996	validly published under the ICNP	synonym
    "Bacillus thermoterrestris" Chachkhiani et al. 2004	not validly published	preferred name
    Bacillus thermotolerans Yang et al. 2013	validly published under the ICNP	correct name
    "Bacillus thermozeamaize" Banat et al. 2004	not validly published	preferred name
    "Bacillus thetaiotaomicron" Distaso 1912	not validly published, basonym of name in Approved Lists	synonym
    Bacillus thiaminolyticus (ex Kuno 1951) Nakamura 1990	validly published under the ICNP	synonym
    Bacillus thioparans corrig. Pérez-Ibarra et al. 2007	validly published under the ICNP	synonym
    Bacillus thioparus Pérez-Ibarra et al. 2007	inaccurate spelling	misspelling
    Bacillus thuringiensis Berliner 1915 (Approved Lists 1980)	validly published under the ICNP	correct name
    "Bacillus tianmuensis" Wen et al. 2009	not validly published	preferred name
    Bacillus tianshenii Jiang et al. 2014	validly published under the ICNP	correct name
    "Bacillus timonensis" Kokcha et al. 2012	not validly published	preferred name
    "Bacillus tortuosus" Debono 1912	not validly published, basonym of name in Approved Lists	synonym
    Bacillus toyonensis Jiménez et al. 2014	validly published under the ICNP	correct name
    "Bacillus tracheiphilus" Smith 1895	not validly published, basonym of name in Approved Lists	synonym
    Bacillus tropicus Liu et al. 2017	validly published under the ICNP	correct name
    Bacillus trypoxylicola Aizawa et al. 2010	validly published under the ICNP	synonym
    "Bacillus tuaregi" Cadoret et al. 2017	not validly published	preferred name
    Bacillus tusciae Bonjour and Aragno 1985	validly published under the ICNP	synonym
    "Bacillus typhi" Schroeter 1886	not validly published, basonym of name in Approved Lists	synonym
    "Bacillus typhimurium" Loeffler 1892	not validly published, basonym of name in Approved Lists	synonym
    Bacillus urbisdiaboli Liu et al. 2019	validly published under the ICNP	synonym
    Bacillus urumqiensis Zhang et al. 2016	validly published under the ICNP	synonym
    Bacillus validus (ex Bredemann and Heigener 1935) Nakamura 1984	validly published under the ICNP	synonym
    Bacillus vallismortis Roberts et al. 1996	validly published under the ICNP	correct name
    "Bacillus vanillea" Chen et al. 2015	not validly published	preferred name
    Bacillus vedderi Agnew et al. 1996	validly published under the ICNP	synonym
    Bacillus velezensis Ruiz-García et al. 2005	validly published under the ICNP	correct name
    "Bacillus ventriosus" Tissier 1908	not validly published, basonym of name in Approved Lists	synonym
    Bacillus vietnamensis Noguchi et al. 2004	validly published under the ICNP	synonym
    Bacillus vini Ma et al. 2017	validly published under the ICNP	synonym
    Bacillus vireti Heyrman et al. 2004	validly published under the ICNP	synonym
    Bacillus vulcani Caccamo et al. 2000	validly published under the ICNP	synonym
    Bacillus wakoensis Nogi et al. 2005	validly published under the ICNP	synonym
    "Bacillus weihaiensis" Zhu et al. 2016	not validly published	preferred name
    Bacillus weihenstephanensis Lechner et al. 1998	validly published under the ICNP	synonym
    Bacillus wiedmannii Miller et al. 2016	validly published under the ICNP	correct name
    Bacillus wudalianchiensis Liu et al. 2017	validly published under the ICNP	synonym
    Bacillus wuyishanensis Liu et al. 2015	validly published under the ICNP	synonym
    "Bacillus xerosis" Lehmann and Neumann 1896	not validly published, basonym of name in Approved Lists	synonym
    "Bacillus xerothermodurans" Bond and Favero 1977	not validly published	synonym
    Bacillus xiamenensis Lai et al. 2014	validly published under the ICNP	correct name
    Bacillus xiaoxiensis Chen et al. 2011	validly published under the ICNP	synonym
    Bacillus xiapuensis Liu et al. 2019	validly published under the ICNP	correct name
    Bacillus yapensis Xu et al. 2025	validly published under the ICNP	correct name
    Bacillus yunxiaonensis Liu et al. 2025	validly published under the ICNP	correct name
    "Bacillus zanthoxyli" Li et al. 2017	not validly published	preferred name
    Bacillus zeae Kämpfer et al. 2017	validly published under the ICNP	synonym
    Bacillus zhangzhouensis Liu et al. 2016	validly published under the ICNP	correct name
    Bacillus zhanjiangensis Chen et al. 2012	validly published under the ICNP	synonym

Parent taxon: Bacillaceae Fischer 1895 (Approved Lists 1980)

Assigned by: Parker CD. Genus V. Thiobacillus Beijerinck 1904. In: Breed RS, Murray EGD, Smith NR (eds), Bergey's Manual of Determinative Bacteriology, 7th edition, The Williams & Wilkins Co, Baltimore, 1957, p. 83-88.

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Record number: 515217