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Species Bacteroides oralis
Name: Bacteroides oralis Loesche et al. 1964 (Approved Lists 1980)
Etymology: o.ra’lis. L. neut. n. os (gen. oris), the mouth; L. masc./fem. adj. suff. -alis, suffix denoting pertaining to; L. masc. adj. oralis, pertaining to the mouth
Type strain: ATCC 33269; CCUG 15408; DSM 20702; JCM 12251; NCTC 11459; VPI D27B-24
See detailed strain information at
Conduct genome-based taxonomy at
16S rRNA gene:
AB547698
Analyse
FASTA
Effective publication:
Loesche WJ, Socransky SS, Gibbons RJ. BACTEROIDES ORALIS, PROPOSED NEW SPECIES ISOLATED FROM THE ORAL CAVITY OF MAN. J Bacteriol 1964; 88:1329-1337. 
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: Prevotella oralis (Loesche et al. 1964) Shah and Collins 1990
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Synonyms:
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Name Kind Prevotella oralis (Loesche et al. 1964) Shah and Collins 1990 homotypic synonym, validly published under the ICNP Hoylesella oralis (Loesche et al. 1964) Hitch et al. 2023 homotypic synonym, validly published under the ICNP
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Notes:
- ❗ Bacteroides oralis 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: 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 = 2. — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 2, note = "ht". — 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 76 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:
Loesche WJ, Socransky SS, Gibbons RJ. BACTEROIDES ORALIS, PROPOSED NEW SPECIES ISOLATED FROM THE ORAL CAVITY OF MAN. J Bacteriol 1964; 88:1329-1337.
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Record number: 773965
This LPSN page was printed on 2025-06-23 08:30:49