Name: Pyrobaculum aerophilum Völkl et al. 1996

Category: Species

Proposed as: sp. nov.

Etymology: ae.ro’phi.lum. Gr. masc. n. aêr (gen. aeros), air; N.L. neut. adj. suff. -philum, friend, loving; from Gr. neut. adj. philon, friend; N.L. neut. adj. aerophilum, air-loving, because of its ability to use oxygen for growth in contrast to all other described species of the genus Pyrobaculum

Gender: neuter

Type strain: ATCC 51768; CIP 104966; DSM 7523; IM2; JCM 9630; NBRC 100827

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: L07510 Analyse FASTA

Effective publication: Volkl P, Huber R, Drobner E, Rachel R, Burggraf S, Trincone A, Stetter KO. Pyrobaculum aerophilum sp. nov., a novel nitrate-reducing hyperthermophilic archaeum. Appl Environ Microbiol 1993; 59:2918-2926.

IJSEM list: Anonymous. Validation list no. 58. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1996; 46:836-837.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Notes:
  • 🧬 The phylogenomic assignment score of this taxon is 0.14357 (N = 2).
  • 😷 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 133 times in PubMed until 2024-03-27.
  • 🧍 Complete authorship reads: Völkl, Huber and Stetter 1996 in Völkl, Huber, Drobner, Rachel, Burggraf, Tricone and Stetter 1993. — 🧍 Complete authorship reads: Völkl, Huber and Stetter in Völkl, Huber, Drobner, Rachel, Burggraf, Trincone and Stetter.
  • 🧍 The strain CIP 104966 is not available. — Bizet C. Personal communication, 2005-06-28.

Parent taxon: Pyrobaculum Huber et al. 1988

Assigned by: Volkl P, Huber R, Drobner E, Rachel R, Burggraf S, Trincone A, Stetter KO. Pyrobaculum aerophilum sp. nov., a novel nitrate-reducing hyperthermophilic archaeum. Appl Environ Microbiol 1993; 59:2918-2926.

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Record number: 780271