Name: Acidianus ambivalens (Zillig and Böck 1987) Fuchs et al. 1996

Category: Species

Proposed as: comb. nov.

Basonym: Desulfurolobus ambivalens Zillig and Böck 1987

Etymology: amb.i.va.lens. L. pres. part. valens, healthy; N.L. masc. part. adj. ambivalens, ambivalent

Gender: masculine

Type strain: CIP 104912; DSM 3772; JCM 9191; Lei 10

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: D85506 Analyse FASTA

Effective publication: Fuchs T, Huber H, Burggraf S, Stetter KO. 16S rDNA-based phylogeny of the archaeal order Sulfolobales and reclassification of Desulfurolobus ambivalens as Acidianus ambivalens comb. nov. Syst. Appl. Microbiol. 1996; 19:56-60.

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

• Synonyms:

  • Name	Kind
    Desulfurolobus ambivalens Zillig and Böck 1987	homotypic synonym, validly published under the ICNP

• Notes:
  • 🧬 The phylogenomic assignment score of this taxon is 0.26750 (N = 1).
  • 😷 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 68 times in PubMed until 2024-03-27.
  • 🧍 The strain CIP 104912 is not available. — Bizet C. Personal communication, 2005-06-28.

Parent taxon: Acidianus Segerer et al. 1986

Assigned by: Fuchs T, Huber H, Burggraf S, Stetter KO. 16S rDNA-based phylogeny of the archaeal order Sulfolobales and reclassification of Desulfurolobus ambivalens as Acidianus ambivalens comb. nov. Syst. Appl. Microbiol. 1996; 19:56-60.

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Record number: 772572