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.
  • 🎓 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