Name: Sulfolobus acidocaldarius Brock et al. 1972 (Approved Lists 1980)

Category: Species

Proposed as: sp. nov.

Etymology: a.ci.do.cal.da.ri.us. L. neut. adj. acidum, an acid; from L. masc. adj. acidus, sour; L. masc. adj. caldarius, pertaining to warm or hot; N.L. masc. adj. acidocaldarius, organism living in acid-hot environments

Gender: masculine

Type strain: ATCC 33909; DSM 639; IFO 15157; JCM 8929; NBRC 15157

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: D14876 Analyse FASTA

Effective publication: Brock TD, Brock KM, Belly RT, Weiss RL. Sulfolobus: a new genus of sulfur-oxidizing bacteria living at low pH and high temperature. Arch Mikrobiol 1972; 84:54-68.

IJSEM list: Skerman VBD, McGowan V, Sneath PHA. Approved lists of bacterial names. Int J Syst Bacteriol 1980; 30:225-420.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Notes:
  • 🥇 Nomenclatural type of the genus Sulfolobus Brock et al. 1972 (Approved Lists 1980). Publication: Brock TD, Brock KM, Belly RT, Weiss RL. Sulfolobus: a new genus of sulfur-oxidizing bacteria living at low pH and high temperature. Arch Mikrobiol 1972; 84:54-68.
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 1". — 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 665 times in PubMed until 2024-03-28.

Parent taxon: Sulfolobus Brock et al. 1972 (Approved Lists 1980)

Assigned by: Brock TD, Brock KM, Belly RT, Weiss RL. Sulfolobus: a new genus of sulfur-oxidizing bacteria living at low pH and high temperature. Arch Mikrobiol 1972; 84:54-68.

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Record number: 782310