Name: Cytobacillus firmus (Bredemann and Werner 1933) Patel and Gupta 2020

Category: Species

Proposed as: comb. nov.

Basonym: Bacillus firmus Bredemann and Werner 1933 (Approved Lists 1980)

Etymology: fir’mus. L. masc. adj. firmus, strong, firm

Gender: masculine

Type strain: ATCC 14575; BCRC 11730; CCM 2213; CCRC 11730; CCUG 7418; CIP 52.70; DSM 12; HAMBI 1886; IAM 12464; IFO 15306; JCM 2512; LMG 7125; NBRC 15306; NCAIM B.01087; NCCB 48015; NCIB 9366; NCIMB 9366; NCTC 10335; NRRL B-14307; NRRL NRS-613; VKM B-498

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: D16268 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
    Bacillus firmus Bredemann and Werner 1933 (Approved Lists 1980)	homotypic synonym, validly published under the ICNP

• Notes:
  • 🥇 Nomenclatural type of the genus Cytobacillus Patel and Gupta 2020. 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.
  • 🎓 Name mentioned 10 times in PubMed until 2024-03-28.

Parent taxon: Cytobacillus 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: 5935