Name: Deferribacter thermophilus Greene et al. 1997

Category: Species

Proposed as: sp. nov.

Etymology: ther.mo’phi.lus. Gr. fem. adj. thermê, heat; N.L. masc. adj. suff. -philus, friend, loving; from Gr. masc. adj. philos, on; N.L. masc. adj. thermophilus, heat loving

Pronunciation, gender: t^her-MO-p^hi-lus, masculine

Type strain: ACM 5093; BMA; BMA1; DSM 14813

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: U75602 Analyse FASTA

Valid publication: Greene AC, Patel BK, Sheehy AJ. Deferribacter thermophilus gen. nov., sp. nov., a novel thermophilic manganese- and iron-reducing bacterium isolated from a petroleum reservoir. Int J Syst Bacteriol 1997; 47:505-509.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Notes:
  • 🥇 Nomenclatural type of the genus Deferribacter Greene et al. 1997. Publication: Greene AC, Patel BK, Sheehy AJ. Deferribacter thermophilus gen. nov., sp. nov., a novel thermophilic manganese- and iron-reducing bacterium isolated from a petroleum reservoir. Int J Syst Bacteriol 1997; 47:505-509.
  • 📧 The e-mail address of the corresponding author given in the effective publication is not functional any more.
  • 😢 The terminology used by the authors is in line with many other taxonomic studies and does not negatively affect their main results; some improvements may nevertheless be possible. Using the term "phylogenetic data" (or equivalent) for sequence data is not advocated. Whether taxa can have "members" is debatable. See the LPSN phylogeny page for details. Publication: Göker M. What can genome analysis offer for bacteria? In: Bridge P, Smith D, Stackebrandt E (eds), Trends in the systematics of bacteria and fungi, CAB International, Wallingford, 2021, p. 255-281.
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No". — The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 1. — The risk group for Germany has been imported on 2023-10-29. 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 3 times in PubMed until 2025-06-04.
  • 🧍 This name was not found in the expected IJSEM notification list.

Parent taxon: Deferribacter Greene et al. 1997

Assigned by: Greene AC, Patel BK, Sheehy AJ. Deferribacter thermophilus gen. nov., sp. nov., a novel thermophilic manganese- and iron-reducing bacterium isolated from a petroleum reservoir. Int J Syst Bacteriol 1997; 47:505-509.

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Record number: 775446