Species ***Clostridium* *baratii***

Name: Clostridium baratii corrig. (Prévot 1938) Holdeman and Moore 1970 (Approved Lists 1980)

Category: Species

Proposed as: comb. nov.

Basonym: "Inflabilis barati" Prévot 1938

Etymology: ba.ra’ti.i. N.L. gen. masc. n. baratii, of Barat, named in honor of Barat, French bacteriologist

Pronunciation (Latin), gender: klos-TRI-di-um ba-RA-ti-i, neuter

Type strain: ATCC 27638; BCRC 14541; CCRC 14541; CCUG 24033; CIP 104306; DSM 601; JCM 1385

Conduct genome-based taxonomy at

16S rRNA gene: X68174 Analyse FASTA

Effective publication: Holdeman LV, Moore WEC. Clostridia. In: Cato EP, Cummins CS, Holdeman LV, Johnson JL, Moore WEC, Smibert RM, Smith LDS (eds), Outline of Clinical Methods in Anaerobic Bacteriology, 2nd revision, Virginia Polytechnic Institute - Anaerobe Laboratory, Blacksburg/Virginia, 1970, p. 57-66.

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 (and explicitly recommended for medical use)

Risk group: 2

Synonyms:

Name	Kind
Eubacterium nitritogenes Prévot 1940 (Approved Lists 1980)	heterotypic synonym, validly published under the ICNP
Clostridium perenne (Prévot 1940) McClung and McCoy 1957 (Approved Lists 1980)	heterotypic synonym, validly published under the ICNP
Clostridium nitritogenes (Prévot 1940) Bernard et al. 2018	heterotypic synonym, validly published under the ICNP
Clostridium paraperfringens Nakamura et al. 1970 (Approved Lists 1980)	heterotypic synonym, validly published under the ICNP
"Acuformis perennis" Prévot 1940	heterotypic synonym, not validly published, basonym of name in Approved Lists
Clostridium barati (Prévot 1938) Holdeman and Moore 1970 (Approved Lists 1980)	other spelling of name, inaccurate spelling
"Inflabilis barati" Prévot 1938	homotypic synonym, not validly published, basonym of name in Approved Lists

Emendations:
- Dif et al. 2026 Dif G, Bouras N, Djemouai N, Dif I, Zitouni A. Genome-based phylogenomic reassessment of Clostridium with proposals for species synonymization and new subspecies. Int J Syst Evol Microbiol 2026; 76:7048. 🇩🇿 Oren A, Göker M. Notification list. Notification that new names and new combinations have appeared in volume 76, part 2 of the IJSEM. Int J Syst Evol Microbiol 2026; 76:7121.
  Notes:
  - 🫂 Emendation accompanied by a proposal regarding the synonymy of the species.

Notes:
- ⏰ According to Cato et al. (1982), this species is an earlier heterotypic synonym of "Acuformis perennis" Prévot 1940. Publication: Cato EP, Holdeman LV, Moore WEC. Clostridium perenne and Clostridium paraperfringens: later subjective synonyms of Clostridium barati. Int. J. Syst. Bacteriol. 1982; 32:77-81. 🇺🇸
- ⏰ According to Cato et al. (1982), this species is an earlier heterotypic synonym of Clostridium paraperfringens Nakamura et al. 1970 (Approved Lists 1980). Publication: Cato EP, Holdeman LV, Moore WEC. Clostridium perenne and Clostridium paraperfringens: later subjective synonyms of Clostridium barati. Int. J. Syst. Bacteriol. 1982; 32:77-81. 🇺🇸
- ⏰ According to Cato et al. (1982), this species is an earlier heterotypic synonym of Clostridium perenne (Prévot 1940) McClung and McCoy 1957 (Approved Lists 1980). Publication: Cato EP, Holdeman LV, Moore WEC. Clostridium perenne and Clostridium paraperfringens: later subjective synonyms of Clostridium barati. Int. J. Syst. Bacteriol. 1982; 32:77-81. 🇺🇸
- ⏰ According to Dif et al. (2026), this species is an earlier heterotypic synonym of Clostridium nitritogenes (Prévot 1940) Bernard et al. 2018. Publication: Dif G, Bouras N, Djemouai N, Dif I, Zitouni A. Genome-based phylogenomic reassessment of Clostridium with proposals for species synonymization and new subspecies. Int J Syst Evol Microbiol 2026; 76:7048. 🇩🇿
- ⏰ According to Dif et al. (2026), this species is an earlier heterotypic synonym of Eubacterium nitritogenes Prévot 1940 (Approved Lists 1980). Publication: Dif G, Bouras N, Djemouai N, Dif I, Zitouni A. Genome-based phylogenomic reassessment of Clostridium with proposals for species synonymization and new subspecies. Int J Syst Evol Microbiol 2026; 76:7048. 🇩🇿
- 🏢 Synonymy of this taxon was mentioned in an IJSEM list. Publication: Oren A, Göker M. Notification list. Notification that new names and new combinations have appeared in volume 76, part 2 of the IJSEM. Int J Syst Evol Microbiol 2026; 76:7121.
- 😷 The risk group for Belgium has been imported on 2024-02-05. The full classification is: risk group = 2, note = "human pathogen". — The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 2, note = "Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 2". — The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 2. — The risk group for Germany has been imported on 2026-08-13. The full classification is: risk group = 2, note = "Z". — The risk group for Taiwan has been imported on 2024-11-03. The full classification is: risk group = 2, note = "P650 = v". — 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 64 times in PubMed until 2026-06-11.
- 🙆 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as the name to be applied to this species. The name is on LoRN because of the recorded risk group of the species itself.
- 🧍 According to Bartlett et al. (2022), this species is an established human pathogen. Publication: Bartlett A, Padfield D, Lear L, Bendall R, Vos M. A comprehensive list of bacterial pathogens infecting humans. Microbiology (Reading) 2022; 168:0. 🇬🇧
- 🧍 The original spelling, Clostridium barati (sic), has been corrected by Cato et al. 1986. Publication: Cato EP, George WL, Finegold SM. Genus Clostridium Prazmowski 1880, 23AL. In: Sneath PHA, Mair NS, Sharpe ME, Holt JG (eds), Bergey's Manual of Systematic Bacteriology, first edition, vol. 2, The Williams & Wilkins Co., Baltimore, 1986, p. 1141-1200.

Parent taxon: Clostridium Prazmowski 1880 (Approved Lists 1980)

Assigned by: Holdeman LV, Moore WEC. Clostridia. In: Cato EP, Cummins CS, Holdeman LV, Johnson JL, Moore WEC, Smibert RM, Smith LDS (eds), Outline of Clinical Methods in Anaerobic Bacteriology, 2nd revision, Virginia Polytechnic Institute - Anaerobe Laboratory, Blacksburg/Virginia, 1970, p. 57-66.

Linking: To permanently link to this page, use https://doi.org/10.83108/rn.774832Link copied to clipboard

Record number: 774832

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Species Clostridium baratii

Species ***Clostridium* *baratii***