×

Rate our new design

Note: You may need to press Ctrl+F5 or so in your browser to fully load the new page.

Thank you!

Species Clostridium spiroforme

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

Category, proposed as: species, sp. nov.

Etymology: spi.ro.for’me. Gr. fem. n. speîra, a coil; L. neut. adj. suff. -forme, of the shape of; N.L. neut. adj. spiroforme, in the shape of a coil

Pronunciation (Latin), gender: klos-TRI-di-um spi-ro-FOR-me, neuter

Type strain: ATCC 29900; CCUG 46510; CIP 106966; DSM 1552; JCM 1432; NCTC 11211; VPI C28-23-1A

16S rRNA gene: X73441 Analysetree FASTA download

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: synonym (and not recommended for medical use)

Correct name: Thomasclavelia spiroformis (Kaneuchi et al. 1979) Lawson et al. 2023

Risk group: 1

  • Notes:
    • ❗ Clostridium spiroforme is the correct name instead if this species is regarded as a separate species (i.e., if its nomenclatural type is not assigned to another species whose name is validly published, legitimate and not rejected and has priority) within a separate genus Clostridium.
    • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Animal classification RG: 2 - 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 = 1, note = "PIIC". — The risk group for Germany has been imported on 2026-08-13. 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 64 times in PubMed until 2026-06-11.
    • 🙅 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as a synonym of 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), no evidence of human infection was found for this species. 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://doi.org/10.83108/rn.774985Link copied to clipboard

Record number: 774985

  • Previous versions:
    • Version Date JSON
      1 2026-03-31 download