Species Alkalihalobacillus plakortidis

Name: Alkalihalobacillus plakortidis (Borchert et al. 2007) Patel and Gupta 2020

Category, proposed as: species, comb. nov.

Basonym: Bacillus plakortidis Borchert et al. 2007

Etymology: pla.kor’ti.dis. N.L. gen. fem. n. plakortidis, of Plakortis, a genus of sponges

Pronunciation (Latin), gender: al-ka-li-ha-lo-ba-KIL-lus pla-KOR-ti-dis, masculine

Type strain: DSM 19153; LMG 24732; NCIMB 14288; P203

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AJ880003 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: synonym (and not recommended for medical use)

Correct name: Shouchella oshimensis (Yumoto et al. 2005) Joshi et al. 2022

Risk group: 1

• Synonyms:

  • Name	Kind
    Alkalihalobacillus lehensis (Ghosh et al. 2007) Patel and Gupta 2020	heterotypic synonym, validly published under the ICNP
    Shouchella lehensis (Ghosh et al. 2007) Joshi et al. 2022	heterotypic synonym, validly published under the ICNP
    Bacillus lehensis Ghosh et al. 2007	heterotypic synonym, validly published under the ICNP
    Bacillus oshimensis Yumoto et al. 2005	heterotypic synonym, validly published under the ICNP
    Shouchella oshimensis (Yumoto et al. 2005) Joshi et al. 2022	heterotypic synonym, validly published under the ICNP
    Alkalicoccobacillus plakortidis (Borchert et al. 2007) Kim et al. 2023	homotypic synonym, validly published under the ICNP
    Bacillus plakortidis Borchert et al. 2007	homotypic synonym, validly published under the ICNP
    Alkalihalobacillus oshimensis (Yumoto et al. 2005) Patel and Gupta 2020	heterotypic synonym, validly published under the ICNP
    Shouchella plakortidis (Borchert et al. 2007) Joshi et al. 2022	homotypic synonym, validly published under the ICNP

• Notes:
  • ⏲ According to Liu et al. (2019), this species is a later heterotypic synonym of Alkalihalobacillus oshimensis (Yumoto et al. 2005) Patel and Gupta 2020. Publication: Liu GH, Narsing Rao MP, Dong ZY, Wang JP, Che JM, Chen QQ, Sengonca C, Liu B, Li WJ. Genome-based reclassification of Bacillus plakortidis Borchert et al. 2007 and Bacillus lehensis Ghosh et al. 2007 as a later heterotypic synonym of Bacillus oshimensis Yumoto et al. 2005; Bacillus rhizosphaerae Madhaiyan et al. 2011 as a later heterotypic synonym of Bacillus clausii Nielsen et al. 1995. Antonie Van Leeuwenhoek 2019; 112:1725-1730. 🇨🇳
  • ⏲ According to Liu et al. (2019), this species is a later heterotypic synonym of Bacillus oshimensis Yumoto et al. 2005. Publication: Liu GH, Narsing Rao MP, Dong ZY, Wang JP, Che JM, Chen QQ, Sengonca C, Liu B, Li WJ. Genome-based reclassification of Bacillus plakortidis Borchert et al. 2007 and Bacillus lehensis Ghosh et al. 2007 as a later heterotypic synonym of Bacillus oshimensis Yumoto et al. 2005; Bacillus rhizosphaerae Madhaiyan et al. 2011 as a later heterotypic synonym of Bacillus clausii Nielsen et al. 1995. Antonie Van Leeuwenhoek 2019; 112:1725-1730. 🇨🇳
  • ⏲ According to Liu et al. (2019), this species is a later heterotypic synonym of Shouchella oshimensis (Yumoto et al. 2005) Joshi et al. 2022. Publication: Liu GH, Narsing Rao MP, Dong ZY, Wang JP, Che JM, Chen QQ, Sengonca C, Liu B, Li WJ. Genome-based reclassification of Bacillus plakortidis Borchert et al. 2007 and Bacillus lehensis Ghosh et al. 2007 as a later heterotypic synonym of Bacillus oshimensis Yumoto et al. 2005; Bacillus rhizosphaerae Madhaiyan et al. 2011 as a later heterotypic synonym of Bacillus clausii Nielsen et al. 1995. Antonie Van Leeuwenhoek 2019; 112:1725-1730. 🇨🇳
  • 🏢 Synonymy of this taxon was mentioned in an IJSEM list. Publication: Oren A, Garrity GM. List of changes in taxonomic opinion no. 32. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2020; 70:4061-4090.
  • ❗ Alkalihalobacillus plakortidis is the correct name instead if this species is regarded as a separate species (i.e., if its nomenclatural type is not assigned to another species whose name is validly published, legitimate and not rejected and has priority) within a separate genus Alkalihalobacillus.
  • 😷 The risk group for Germany has been imported on 2026-08-13. The full classification is: risk group = 1. — 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.
  • 🎓 Name mentioned 0 times in PubMed until 2026-06-11.
  • 🙅 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as a synonym of the name to be applied to this species. The name is on LoRN because of the recorded risk group of other species in the genus.

Parent taxon: Alkalihalobacillus Patel and Gupta 2020

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. 🇨🇦

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Record number: 7384