Name: Thermosipho africanus Huber et al. 1989

Category: Species

Proposed as: sp. nov.

Etymology: a.fri.ca’nus. L. masc. adj. africanus, pertaining to Africa, describing its place of isolation

Pronunciation (Latin), gender: … a-fri-KA-nus, masculine

Type strain: DSM 5309; NBRC 109656; Ob7

Conduct genome-based taxonomy at

16S rRNA gene: DQ647057 Analyse FASTA

Effective publication: Huber R, Woese CR, Langworthy TA, Fricke H, Stetter KO. Thermosipho africanus gen. nov., represents a new genus of thermophilic eubacteria within the “thermotogales.”. Syst. Appl. Microbiol. 1989; 12:32-37. 🇩🇪

IJSEM list: Anonymous. Validation list no. 31. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1989; 39:495-497.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Emendations:
  • Ravot et al. 1996 Ravot G, Ollivier B, Patel BKC, Magot M, Garcia JL. Emended description of Thermosipho africanus as a carbohydrate-fermenting species using thiosulfate as an electron acceptor. Int. J. Syst. Bacteriol. 1996; 46:321-323.
    Notes:
    • 🧍 This emendation was not found in the expected IJSEM notification list.

• Notes:
  • 🥇 Nomenclatural type of the genus Thermosipho Huber et al. 1989. Publication: Huber R, Woese CR, Langworthy TA, Fricke H, Stetter KO. Thermosipho africanus gen. nov., represents a new genus of thermophilic eubacteria within the “thermotogales.”. Syst. Appl. Microbiol. 1989; 12:32-37. 🇩🇪
  • 😷 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 16 times in PubMed until 2025-06-04.
  • 🧍 On the Validation List no. 31, the type strain Ob7 is incorrectly cited as ob7. Publication: Anonymous. Validation list no. 31. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1989; 39:495-497.

Parent taxon: Thermosipho Huber et al. 1989

Assigned by: Huber R, Woese CR, Langworthy TA, Fricke H, Stetter KO. Thermosipho africanus gen. nov., represents a new genus of thermophilic eubacteria within the “thermotogales.”. Syst. Appl. Microbiol. 1989; 12:32-37. 🇩🇪

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Record number: 782634