Genus Metabacillus

Classification:

Bacteria Bacillati Bacillota Bacilli Caryophanales Bacillaceae Metabacillus

Name: Metabacillus Patel and Gupta 2020

Category, proposed as: genus, gen. nov.

Etymology: Me.ta.ba.cil’lus. Gr. adv. meta, besides; L. masc. n. bacillus, a small staff or rod, and Bacillus, a bacterial genus; N.L. masc. n. Metabacillus, a genus besides Bacillus

Gender, pronunciation (Latin): masculine (stem: Metabacill-), me-ta-ba-KIL-lus

Type species: Metabacillus fastidiosus (den Dooren de Jong 1929) 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

Synonyms:

Name	Kind
"Lutimetabacillus" Candia-Herrera et al. 2026	heterotypic synonym, not validly published
"Pantoeobacillus" Candia-Herrera et al. 2026	heterotypic synonym, not validly published
"Cohnibacillus" Candia-Herrera et al. 2026	heterotypic synonym, not validly published
"Salimetabacillus" Candia-Herrera et al. 2026	heterotypic synonym, not validly published

Emendations:
- Candia-Herrera et al. 2026 Candia-Herrera D, Guerra M, Carrasco-Fernández J, Campos-Quiroz C, Garcia-Gomez M, Igual JM, Carro L, Castro JF. Whole genome-based reclassification of the genus Metabacillus: Proposal for five novel genera, Chryseobacillus gen. Nov., Cohnibacillus gen. Nov., Salimetabacillus gen. Nov., Pantoeobacillus gen. Nov., and Lutimetabacillus gen. Nov. and the description of one novel bacterial species, Chryseobacillus diguaensis sp. nov. isolated from soil in the Digua reservoir. Systematic and Applied Microbiology 2026; 0:126734. 🇨🇱
  Notes:
  - 🧍 As of 2026-07-21 this emendation was not yet included in an IJSEM List of Changes in Taxonomic Opinion.

Notes:
- 🚋 The type species of this genus has alternatively been placed in the genus Bacillus Cohn 1872 (Approved Lists 1980). Publication: Den Dooren De Jong LE. Über Bacillus fastidiosus. Zentralblatt für Bakteriologie, Parasitenkunde, Infektionskrankheiten und Hygiene, Abteilung II 1929; 79:344-353.
- 💁 Taxonomists who have recently focused on this group are the corresponding authors of Liang et al. (2026), Singh et al. (2018). 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 0.03760 (N = 3).
- 🎰 The BRCs most frequently used for deposits in this group are: DSM: 14; JCM: 13; KCTC: 10; MCCC: 4; GDMCC: 3; LMG: 3; MTCC: 3; IBRC: 2; KACC: 2; CGMCC: 2.
- 🧍 The distinct name Mesobacillus from the same publication has a similar spelling. Publication: Angell RC, Freund GE, Willett P. Automatic spelling correction using a trigram similarity measure. Information Processing and Management 1983; 19:255-261.

Subdivision:

Number of child taxa with a validly published and correct name: 24
Number of child taxa with a validly published name, including synonyms: 24
Total number of child taxa: 28

Child taxa:

Name	Nomenclatural status	Taxonomic status
Metabacillus arenae Fang et al. 2023	validly published under the ICNP	correct name
Metabacillus bambusae Jeong et al. 2022	validly published under the ICNP	correct name
Metabacillus crassostreae (Chen et al. 2015) Patel and Gupta 2020	validly published under the ICNP	correct name
"Metabacillus dongyingensis" Yin et al. 2022	not validly published	preferred name
Metabacillus elymi Lee et al. 2026	validly published under the ICNP	correct name
Metabacillus endolithicus (Parag et al. 2015) Patel and Gupta 2020	validly published under the ICNP	correct name
Metabacillus fastidiosus (den Dooren de Jong 1929) Patel and Gupta 2020	validly published under the ICNP	correct name
Metabacillus flavus Hwang et al. 2022	validly published under the ICNP	correct name
Metabacillus galliciensis (Balcázar et al. 2010) Patel and Gupta 2020	validly published under the ICNP	correct name
Metabacillus halosaccharovorans (Mehrshad et al. 2013) Patel and Gupta 2020	validly published under the ICNP	correct name
Metabacillus harenarius Liang et al. 2026	validly published under the ICNP	correct name
Metabacillus herbersteinensis (Wieser et al. 2005) Patel and Gupta 2020	validly published under the ICNP	correct name
"Metabacillus hrfriensis" Zhang et al. 2025	not validly published	preferred name
Metabacillus idriensis (Ko et al. 2006) Gupta et al. 2020	validly published under the ICNP	correct name
Metabacillus indicus (Suresh et al. 2004) Patel and Gupta 2020	validly published under the ICNP	correct name
Metabacillus iocasae (Wang et al. 2017) Gupta et al. 2020	validly published under the ICNP	correct name
Metabacillus kandeliae Cai et al. 2022	validly published under the ICNP	correct name
Metabacillus lacus (Singh et al. 2018) Gupta et al. 2020	validly published under the ICNP	correct name
Metabacillus litoralis (Yoon and Oh 2005) Patel and Gupta 2020	validly published under the ICNP	correct name
Metabacillus malikii (Abbas et al. 2016) Patel and Gupta 2020	validly published under the ICNP	correct name
Metabacillus mangrovi (Gupta et al. 2017) Gupta et al. 2020	validly published under the ICNP	correct name
"Metabacillus mesotrionivorans" Li et al. 2026	not validly published	preferred name
Metabacillus niabensis (Kwon et al. 2007) Patel and Gupta 2020	validly published under the ICNP	correct name
"Metabacillus rhizolycopersici" Ma et al. 2022	not validly published	preferred name
Metabacillus rhizosphaerae Liu et al. 2025	validly published under the ICNP	correct name
Metabacillus schmidteae Kangale et al. 2021	validly published under the ICNP	correct name
Metabacillus sediminilitoris Mao et al. 2020	validly published under the ICNP	correct name
Metabacillus sediminis Liu et al. 2025	validly published under the ICNP	correct name

Parent taxon: Bacillaceae Fischer 1895 (Approved Lists 1980)

Assigned by: 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. 🇨🇦

Linking: To permanently link to this page, use https://doi.org/10.83108/rn.4943Link copied to clipboard

Record number: 4943

Previous versions:

Version	Date	JSON
1	2026-03-31
2	2026-07-23

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