Species ***Clostridium* *combesii***

Name: Clostridium combesii (Prévot and Laplanche 1947) Bernard et al. 2018

Category: Species

Proposed as: comb. nov.

Basonym: "Cillobacterium combesi" Prévot and Laplanche 1947

Etymology: com.be’si.i. N.L. gen. masc. n. combesii, of Combes, named for Combes

Pronunciation (Latin), gender: klos-TRI-di-um kom-BE-si-i, neuter

Type strain: A13D; ATCC 25545; DSM 20696; JCM 9988

Conduct genome-based taxonomy at

16S rRNA gene: MG334166 Analyse FASTA

Valid publication: Bernard K, Burdz T, Wiebe D, Alfa M, Bernier AM. Clostridium neonatale sp. nov. linked to necrotizing enterocolitis in neonates and a clarification of species assignable to the genus Clostridium (Prazmowski 1880) emend. Lawson and Rainey 2016. Int J Syst Evol Microbiol 2018; 68:2416-2423. 🇨🇦

IJSEM list: Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 68, part 8 of the IJSEM. Int J Syst Evol Microbiol 2018; 68:3394-3396.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name (and explicitly recommended for medical use)

Risk group: 2

Synonyms:

Name	Kind
Clostridium botulinum subsp. combesii (Prévot and Laplanche 1947) Dif et al. 2026	homotypic synonym, validly published under the ICNP, distinct rank
Eubacterium combesii (Prévot and Laplanche 1947) Holdeman and Moore 1970 (Approved Lists 1980)	homotypic synonym, validly published under the ICNP
"Cillobacterium combesii" corrig. Prévot and Laplanche 1947	homotypic synonym, not validly published, basonym of name in Approved Lists
"Cillobacterium combesi" Prévot and Laplanche 1947	homotypic synonym, inaccurate spelling

Notes:
- 😷 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 Germany has been imported on 2026-08-13. The full classification is: risk group = 2. — 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 2 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. This name is not taxonomically suspended any more in favour of Eubacterium combesii (Prévot and Laplanche 1947) Holdeman and Moore 1970 (Approved Lists 1980). Publication: Holdeman LV, Moore WEC. Eubacterium. 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. 23-30. Skerman VBD, McGowan V, Sneath PHA. Approved lists of bacterial names. Int J Syst Bacteriol 1980; 30:225-420.
- 🧍 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. 🇬🇧

Parent taxon: Clostridium Prazmowski 1880 (Approved Lists 1980)

Assigned by: Bernard K, Burdz T, Wiebe D, Alfa M, Bernier AM. Clostridium neonatale sp. nov. linked to necrotizing enterocolitis in neonates and a clarification of species assignable to the genus Clostridium (Prazmowski 1880) emend. Lawson and Rainey 2016. Int J Syst Evol Microbiol 2018; 68:2416-2423. 🇨🇦

Linking: To permanently link to this page, use https://doi.org/10.83108/rn.798389Link copied to clipboard

Record number: 798389

This LPSN page was printed on 2026-08-15 03:19:21

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Species Clostridium combesii

Species ***Clostridium* *combesii***