Name: Paraclostridium tenue (Bergey et al. 1923) Bello et al. 2024

Category: Species

Proposed as: comb. nov.

Basonym: "Bacteroides tenuis" Bergey et al. 1923

Etymology: te’nu.e. L. neut. adj. tenue, fine

Pronunciation (Latin), gender: … TE-nu-e, neuter

Type strain: ATCC 25553; DSM 20695; JCM 6486

Conduct genome-based taxonomy at

16S rRNA gene: M59118 Analyse FASTA

Valid publication: Bello S, McQuay S, Rudra B, Gupta RS. Robust demarcation of the family Peptostreptococcaceae and its main genera based on phylogenomic studies and taxon-specific molecular markers. Int J Syst Evol Microbiol 2024; 74:6247. 🇨🇦

IJSEM list: Oren A, Göker M. Notification list. Notification that new names and new combinations have appeared in volume 74, part 2 of the IJSEM. Int J Syst Evol Microbiol 2024; 74:6301.

Nomenclatural status: validly published under the ICNP

Taxonomic status: synonym (taxonomically suspended)

Correct name: Eubacterium tenue (Bergey et al. 1923) Holdeman and Moore 1970 (Approved Lists 1980)

• Synonyms:

  • Name	Kind
    "Bacteroides tenuis" Bergey et al. 1923	homotypic synonym, not validly published, basonym of name in Approved Lists
    Eubacterium tenue (Bergey et al. 1923) Holdeman and Moore 1970 (Approved Lists 1980)	homotypic synonym, validly published under the ICNP

• Notes:
  • ❗ Paraclostridium tenue 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 Paraclostridium.
  • 😷 The taxon name shown here has no risk group assigned, but is the homotypic synonym of Eubacterium tenue (Bergey et al. 1923) Holdeman and Moore 1970 (Approved Lists 1980), which has a risk group (Belgium) above 1. This may require that the name shown here is not treated as the correct name for practical purposes. — The taxon name shown here has no risk group assigned, but is the homotypic synonym of Eubacterium tenue (Bergey et al. 1923) Holdeman and Moore 1970 (Approved Lists 1980), which has a risk group (Canada) above 1. This may require that the name shown here is not treated as the correct name for practical purposes. — The taxon name shown here has no risk group assigned, but is the homotypic synonym of Eubacterium tenue (Bergey et al. 1923) Holdeman and Moore 1970 (Approved Lists 1980), which has a risk group (Swiss Confederation) above 1. This may require that the name shown here is not treated as the correct name for practical purposes. — The taxon name shown here has no risk group assigned, but is the homotypic synonym of Eubacterium tenue (Bergey et al. 1923) Holdeman and Moore 1970 (Approved Lists 1980), which has a risk group (Germany) above 1. This may require that the name shown here is not treated as the correct name for practical purposes.
  • 🎓 Name mentioned 1 time in PubMed until 2025-06-04.
  • 😴 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 species itself. This name is taxonomically suspended (and therefore not recommended for medical use for now) until no later than 2029 in favour of Eubacterium tenue (Bergey et al. 1923) 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.

Parent taxon: Paraclostridium Sasi Jyothsna et al. 2016

Assigned by: Bello S, McQuay S, Rudra B, Gupta RS. Robust demarcation of the family Peptostreptococcaceae and its main genera based on phylogenomic studies and taxon-specific molecular markers. Int J Syst Evol Microbiol 2024; 74:6247. 🇨🇦

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Record number: 43375