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Species Eubacterium tenue
Name: Eubacterium tenue (Bergey et al. 1923) Holdeman and Moore 1970 (Approved Lists 1980)
Basonym: "Bacteroides tenuis" Bergey et al. 1923
Etymology: te’nu.e. L. neut. adj. tenue, slender (originally used with spatuliformis to indicate forms like slender spatulas)
Pronunciation, gender: TE-nu-e, neuter
Type strain: ATCC 25553; DSM 20695; JCM 6486
Conduct genome-based taxonomy at
16S rRNA gene:
M59118
Analyse
FASTA
Effective 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.
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)
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Synonyms:
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Name Kind "Bacteroides tenuis" Bergey et al. 1923 homotypic synonym, not validly published, basonym of name in Approved Lists Paraclostridium tenue (Bergey et al. 1923) Bello et al. 2024 homotypic synonym, validly published under the ICNP
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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 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 2023-10-29. 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 7 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 species itself.
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⚠ This name is retained (and recommended for medical use. This will change in the future) instead of Paraclostridium tenue (Bergey et al. 1923) Bello et al. 2024.
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.
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.
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🧍 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.
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🧍 According to Ludwig et al. (2021), this "species affiliates among Clostridiaceae and is a true member of the genus Paeniclostridium".
Publication:
Ludwig W, Viver T, Westram R, Francisco Gago J, Bustos-Caparros E, Knittel K, Amann R, Rossello-Mora R. Release LTP_12_2020, featuring a new ARB alignment and improved 16S rRNA tree for prokaryotic type strains. Syst Appl Microbiol 2021; 44:126218.
Parent taxon: Eubacterium Prévot 1938 (Approved Lists 1980)
Assigned by: 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.
Linking: To permanently link to this page, use https://lpsn.dsmz.de/species/eubacterium-tenueLink copied to clipboard
Record number: 776105
This LPSN page was printed on 2025-12-06 08:25:23