Name: Neobacillus Patel and Gupta 2020

Category: Genus

Proposed as: gen. nov.

Etymology: Ne.o.ba.cil’lus. Gr. masc. adj. neos, new; L. masc. n. bacillus, a small staff or rod and Bacillus, a bacterial genus; N.L. masc. n. Neobacillus, new Bacillus

Gender, pronunciation (Latin): masculine (stem: Neobacill-), ne-o-ba-KIL-lus

Type species: Neobacillus niacini (Nagel and Andreesen 1991) Patel and Gupta 2020

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Valid publication: Patel S, Gupta RS. A phylogenomic and comparative genomic framework for resolving the polyphyly of the genus Bacillus: Proposal for six new genera of Bacillus species, Peribacillus gen. nov., Cytobacillus gen. nov., Mesobacillus gen. nov., Neobacillus gen. nov., Metabacillus gen. nov. and Alkalihalobacillus gen. nov. Int J Syst Evol Microbiol 2020; 70:406-438. 🇨🇦

IJSEM list: Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 70, part 1 of the IJSEM. Int J Syst Evol Microbiol 2020; 70:2167-2173.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

• Notes:
  • 🧕 Patel and Gupta (2020) assigned this genus to the family Bacillaceae Fischer 1895 (Approved Lists 1980). Publication: Patel S, Gupta RS. A phylogenomic and comparative genomic framework for resolving the polyphyly of the genus Bacillus: Proposal for six new genera of Bacillus species, Peribacillus gen. nov., Cytobacillus gen. nov., Mesobacillus gen. nov., Neobacillus gen. nov., Metabacillus gen. nov. and Alkalihalobacillus gen. nov. Int J Syst Evol Microbiol 2020; 70:406-438. 🇨🇦
  • 🚋 The type species of this genus has alternatively been placed in the genus Bacillus Cohn 1872 (Approved Lists 1980). Publication: Nagel M, Andreesen JR. Bacillus niacini sp. nov., a nicotinate-metabolizing mesophile isolated from soil. Int. J. Syst. Bacteriol. 1991; 41:134-139. 🇩🇪
  • 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Nebacillus"; "Neoacillus".
  • 💁 Taxonomists who have recently focused on this group are the corresponding authors of Liu et al. (2022), Kaempfer et al. (2022). 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 phylogenomic assignment score of this taxon is 0.08511 (N = 5).
  • 🎰 The BRCs most frequently used for deposits in this group are: DSM: 20; JCM: 18; LMG: 10; NBRC: 8; KCTC: 6; CIP: 5; CGMCC: 4; CSUR: 4; MCCC: 3; CCM: 2.

Subdivision:

Number of child taxa with a validly published and correct name: 29
Number of child taxa with a validly published name, including synonyms: 29
Total number of child taxa: 34

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Neobacillus bataviensis (Heyrman et al. 2004) Patel and Gupta 2020	validly published under the ICNP	correct name
    "Neobacillus camarae" Sarr et al. 2026	not validly published	preferred name
    Neobacillus canaveralius Schultz et al. 2025	validly published under the ICNP	correct name
    Neobacillus citreus Liu et al. 2023	validly published under the ICNP	correct name
    Neobacillus cucumis (Kämpfer et al. 2016) Patel and Gupta 2020	validly published under the ICNP	correct name
    Neobacillus dielmonensis (Lo et al. 2021) Kämpfer et al. 2022	validly published under the ICNP	correct name
    Neobacillus drentensis (Heyrman et al. 2004) Patel and Gupta 2020	validly published under the ICNP	correct name
    Neobacillus driksii Hameed et al. 2025	validly published under the ICNP	correct name
    Neobacillus endophyticus Jiang et al. 2021	validly published under the ICNP	correct name
    Neobacillus fumarioli (Logan et al. 2000) Patel and Gupta 2020	validly published under the ICNP	correct name
    Neobacillus ginsengisoli (Nguyen et al. 2013) Gupta et al. 2020	validly published under the ICNP	correct name
    Neobacillus jeddahensis (Bittar et al. 2017) Patel and Gupta 2020	validly published under the ICNP	correct name
    Neobacillus kokaensis Yuki et al. 2022	validly published under the ICNP	correct name
    Neobacillus massiliamazoniensis Mbaye et al. 2026	validly published under the ICNP	correct name
    Neobacillus mesonae (Liu et al. 2014) Patel and Gupta 2020	validly published under the ICNP	correct name
    Neobacillus muris Afrizal et al. 2023	validly published under the ICNP	correct name
    Neobacillus niacini (Nagel and Andreesen 1991) Patel and Gupta 2020	validly published under the ICNP	correct name
    "Neobacillus nitrireducens" Ahn et al. 2026	not validly published	preferred name
    Neobacillus notoginsengisoli (Zhang et al. 2017) Patel and Gupta 2020	validly published under the ICNP	correct name
    Neobacillus novalis (Heyrman et al. 2004) Patel and Gupta 2020	validly published under the ICNP	correct name
    "Neobacillus oceani" Ge et al. 2025	not validly published	preferred name
    Neobacillus paridis Zhan et al. 2023	validly published under the ICNP	correct name
    Neobacillus phoenicis Schultz et al. 2025	validly published under the ICNP	correct name
    Neobacillus piezotolerans (Yu et al. 2019) Gupta et al. 2020	validly published under the ICNP	correct name
    Neobacillus pocheonensis (Ten et al. 2007) Gupta et al. 2020	validly published under the ICNP	correct name
    Neobacillus rhizophilus Liu et al. 2023	validly published under the ICNP	correct name
    Neobacillus rhizosphaerae Kämpfer et al. 2022	validly published under the ICNP	correct name
    Neobacillus sedimentimangrovi Tang et al. 2022	validly published under the ICNP	correct name
    Neobacillus soli (Heyrman et al. 2004) Patel and Gupta 2020	validly published under the ICNP	correct name
    "Neobacillus solisequens" Wu et al. 2025	not validly published	preferred name
    Neobacillus terrae Han et al. 2023	validly published under the ICNP	correct name
    "Neobacillus terrisolis" Wu et al. 2025	not validly published	preferred name
    Neobacillus thermocopriae (Han et al. 2013) Patel and Gupta 2020	validly published under the ICNP	correct name
    Neobacillus vireti (Heyrman et al. 2004) Patel and Gupta 2020	validly published under the ICNP	correct name

Parent taxon: Cytobacillaceae Li et al. 2024

Assigned by: Li Y, Zhang D, Bo D, Peng D, Sun M, Zheng J. A taxonomic note on the order Caryophanales: description of 12 novel families and emended description of 21 families. Int J Syst Evol Microbiol 2024; 74:6539. 🇨🇳

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Record number: 4945