Name: Thermoanaerobacter brockii (Zeikus et al. 1983) Lee et al. 1993

Category: Species

Proposed as: comb. nov.

Basonym: Thermoanaerobium brockii Zeikus et al. 1983

Etymology: broc’ki.i. N.L. gen. masc. n. brockii, of Brock, named for Thomas Dale Brock who pioneered studies on the physiology and ecology of thermophiles

Pronunciation, gender: BROK-ki-i, masculine

Type strain: ATCC 33075; ATCC 53556; DSM 1457; HTD 4

Conduct genome-based taxonomy at

16S rRNA gene: X58349 Analyse FASTA

Valid publication: Lee YE, Jain MK, Lee C, Lowe SE, Zeikus JG. Taxonomic distinction of saccharolytic thermophilic anaerobes: description of Thermoanaerobacterium xylanolyticum gen. nov., sp. nov., and Thermoanaerobacterium saccharolyticum gen. nov., sp. nov.; reclassification of Thermoanaerobium brockii, Clostridium thermosulfurogenes, and Clostridium thermohydrosulfuricum E100-69 as Thermoanaerobacter brockii comb. nov., Thermoanaerobacterium thermosulfurigenes comb. nov., and Thermoanaerobacter thermohydrosulfuricus comb. nov., respectively; and transfer of Clostridium thermohydrosulfuricum 39E to Thermoanaerobacter ethanolicus. Int. J. Syst. Bacteriol. 1993; 43:41-51. 🇰🇷

IJSEM list: Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 43, part 1 of the IJSB. Int J Syst Bacteriol 1993; 43:399.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Synonyms:

  • Name	Kind
    Thermoanaerobium brockii Zeikus et al. 1983	homotypic synonym, validly published under the ICNP

• Emendations:
  • Cayol et al. 1995 Cayol JL, Ollivier B, Patel BK, Ravot G, Magot M, Ageron E, Grimont PA, Garcia JL. Description of Thermoanaerobacter brockii subsp. lactiethylicus subsp. nov., isolated from a deep subsurface French oil well, a proposal to reclassify Thermoanaerobacter finnii as Thermoanaerobacter brockii subsp. finnii comb. nov., and an emended description of Thermoanaerobacter brockii. Int J Syst Bacteriol 1995; 45:783-789. 🇫🇷 Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 45, part 4 of the IJSB. Int J Syst Bacteriol 1996; 46:364-365.
    Notes:
    • 📧 The e-mail address of the corresponding author given in the associated publication is not functional any more.

• Notes:
  • 😷 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. — 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 2025-06-04.

Subdivision:

Number of child taxa with a validly published and correct name: 3
Number of child taxa with a validly published name, including synonyms: 3
Total number of child taxa: 3

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Thermoanaerobacter brockii subsp. brockii (Zeikus et al. 1983) Cayol et al. 1995	validly published under the ICNP	correct name
    Thermoanaerobacter brockii subsp. finnii (Schmid et al. 1986) Cayol et al. 1995	validly published under the ICNP	correct name
    Thermoanaerobacter brockii subsp. lactiethylicus Cayol et al. 1995	validly published under the ICNP	correct name

Parent taxon: Thermoanaerobacter Wiegel and Ljungdahl 1982

Assigned by: Lee YE, Jain MK, Lee C, Lowe SE, Zeikus JG. Taxonomic distinction of saccharolytic thermophilic anaerobes: description of Thermoanaerobacterium xylanolyticum gen. nov., sp. nov., and Thermoanaerobacterium saccharolyticum gen. nov., sp. nov.; reclassification of Thermoanaerobium brockii, Clostridium thermosulfurogenes, and Clostridium thermohydrosulfuricum E100-69 as Thermoanaerobacter brockii comb. nov., Thermoanaerobacterium thermosulfurigenes comb. nov., and Thermoanaerobacter thermohydrosulfuricus comb. nov., respectively; and transfer of Clostridium thermohydrosulfuricum 39E to Thermoanaerobacter ethanolicus. Int. J. Syst. Bacteriol. 1993; 43:41-51. 🇰🇷

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Record number: 785058