Name: Sulfoacidibacillus ferrooxidans Johnson et al. 2023

Category: Species

Proposed as: sp. nov.

Etymology: fer.ro.o’xi.dans. L. neut. n. ferrum, iron; N.L. pref. ferro-, denoting the oxidation of iron (II) (ferrous iron) (keeps -o); N.L. v. oxido, oxidise; N.L. masc. part. adj. ferrooxidans, ferrous iron-oxidising

Pronunciation (Latin), gender: sul-fo-a-ki-di-ba-KIL-lus fer-ro-O-xi-dans, masculine

Type strain: DSM 105355; JCM 33225; S0AB

Conduct genome-based taxonomy at

16S rRNA gene: MF163175 Analyse FASTA

Effective publication: Johnson DB, Holmes DS, Vergara E, Holanda R, Pakostova E. Sulfoacidibacillus ferrooxidans, gen. nov., sp. nov., Sulfoacidibacillus thermotolerans, gen. nov., sp. nov., and Ferroacidibacillus organovorans, gen. nov., sp. nov.: Extremely acidophilic chemolitho-heterotrophic Firmicutes. Res Microbiol 2023; 174:104008. 🇬🇧

IJSEM list: Oren A, Göker M. Validation list no. 211. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2023; 73:5845.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Notes:
  • 🥇 Nomenclatural type of the genus Sulfoacidibacillus Johnson et al. 2023. Publication: Johnson DB, Holmes DS, Vergara E, Holanda R, Pakostova E. Sulfoacidibacillus ferrooxidans, gen. nov., sp. nov., Sulfoacidibacillus thermotolerans, gen. nov., sp. nov., and Ferroacidibacillus organovorans, gen. nov., sp. nov.: Extremely acidophilic chemolitho-heterotrophic Firmicutes. Res Microbiol 2023; 174:104008. 🇬🇧
  • 😷 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 1 time in PubMed until 2026-06-11.

Parent taxon: Sulfoacidibacillus Johnson et al. 2023

Assigned by: Johnson DB, Holmes DS, Vergara E, Holanda R, Pakostova E. Sulfoacidibacillus ferrooxidans, gen. nov., sp. nov., Sulfoacidibacillus thermotolerans, gen. nov., sp. nov., and Ferroacidibacillus organovorans, gen. nov., sp. nov.: Extremely acidophilic chemolitho-heterotrophic Firmicutes. Res Microbiol 2023; 174:104008. 🇬🇧

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Record number: 31671