Species ***Clostridium* *cocleatum***

Name: Clostridium cocleatum Kaneuchi et al. 1979 (Approved Lists 1980)

Category: Species

Proposed as: sp. nov.

Etymology: co.cle.a’tum. L. fem. n. coclea, a snail shell or whirlpool; L. neut. adj. cocleatum, in the shape of a snail shell or whirlpool

Pronunciation (Latin), gender: … ko-kle-A-tum, neuter

Type strain: ATCC 29902; CCUG 46310; DSM 1551; I50; JCM 1397; NCTC 11210

Conduct genome-based taxonomy at

16S rRNA gene: Y18188 Analyse FASTA

Effective publication: Kaneuchi C, Miyazato T, Shinjo T, Mitsuoka T. Taxonomic study of helically coiled, sporeforming anaerobes isolated from the intestines of humans and other animals: Clostridium cocleatum sp. nov. and Costridium spiroforme sp. nov. International Journal of Systematic Bacteriology 1979; 29:1-12.

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: 1

Synonyms:

Name	Kind
Thomasclavelia cocleata (Kaneuchi et al. 1979) Lawson et al. 2023	homotypic synonym, validly published under the ICNP

Notes:
- 🧬 The phylogenomic assignment score of this taxon is -0.00615 (N = 23).
- 😷 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, note = "PIIC". — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 1, note = "+". — 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 19 times in PubMed until 2025-06-04.
- 🙆 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 genus.
- 🧍 According to Bartlett et al. (2022), this species was isolated from feces in healthy individuals. 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: Kaneuchi C, Miyazato T, Shinjo T, Mitsuoka T. Taxonomic study of helically coiled, sporeforming anaerobes isolated from the intestines of humans and other animals: Clostridium cocleatum sp. nov. and Costridium spiroforme sp. nov. International Journal of Systematic Bacteriology 1979; 29:1-12.

Linking: To permanently link to this page, use https://lpsn.dsmz.de/species/clostridium-cocleatumLink copied to clipboard

Record number: 774860

This LPSN page was printed on 2026-02-14 17:39:24

Subscribe to our newsletter

Species Clostridium cocleatum

Species ***Clostridium* *cocleatum***