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Species Bacteroides oris
Name: Bacteroides oris Holdeman et al. 1982
Etymology: o’ris. L. neut. n. os (gen. oris), the mouth; L. gen. neut. n. oris, of the mouth, referring to a major natural habitat of the species
Pronunciation, gender: O-ris, masculine
Type strain: ATCC 33573; CCUG 15405; CIP 104480; DSM 18711; JCM 12252; JCM 8540; NCTC 13071; VPI D1A-1A
See detailed strain information at
Conduct genome-based taxonomy at
16S rRNA gene:
AB547700
Analyse
FASTA
Valid publication:
Holdeman LV, Moore WEC, Churn PJ, Johnson JL. Bacteroides oris and Bacteroides buccae, new species from human periodontitis and other human infections. Int. J. Syst. Bacteriol. 1982; 32:125-131. 
Nomenclatural status: validly published under the ICNP
Taxonomic status: synonym (and not recommended for medical use)
Correct name: Prevotella oris (Holdeman et al. 1982) Shah and Collins 1990
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Synonyms:
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Name Kind Segatella oris (Holdeman et al. 1982) Hitch et al. 2023 homotypic synonym, validly published under the ICNP Prevotella oris (Holdeman et al. 1982) Shah and Collins 1990 homotypic synonym, validly published under the ICNP
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Notes:
- ❗ Bacteroides oris 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 Bacteroides.
- 😷 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 9 times 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.
Parent taxon: Bacteroides Castellani and Chalmers 1919 (Approved Lists 1980)
Assigned by:
Holdeman LV, Moore WEC, Churn PJ, Johnson JL. Bacteroides oris and Bacteroides buccae, new species from human periodontitis and other human infections. Int. J. Syst. Bacteriol. 1982; 32:125-131.
Linking: To permanently link to this page, use https://lpsn.dsmz.de/species/bacteroides-orisLink copied to clipboard
Record number: 783453
This LPSN page was printed on 2025-11-17 18:26:18