Species Bacteroides capillus

Name: Bacteroides capillus Kornman and Holt 1982

Category: Species

Proposed as: sp. nov.

Etymology: ca.pil’lus. L. masc. n. capillus, the hair

Pronunciation (Latin), gender: bak-ter-o-I-des ka-PIL-lus, masculine

Type strain: 938.11; ATCC 33690; CCUG 15403

16S rRNA gene: L16478 Analyse FASTA

Effective publication: Kornman KS, Holt SC. Physiological and ultrastructural characterization of a new Bacteroides species (Bacteroides capillus) isolated from severe localized periodontitis. J Periodontal Res 1981; 16:542-555.

IJSEM list: Anonymous. Validation list no. 8. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1982; 32:266-268.

Nomenclatural status: validly published under the ICNP

Taxonomic status: synonym (and not recommended for medical use)

Correct name: Prevotella buccae (Holdeman et al. 1982) Shah and Collins 1990

Risk group: 2

Synonyms:

Name	Kind
Bacteroides buccae Holdeman et al. 1982	heterotypic synonym, validly published under the ICNP
Bacteroides pentosaceus Shah and Collins 1982	heterotypic synonym, validly published under the ICNP
Segatella buccae (Holdeman et al. 1982) Hitch et al. 2023	heterotypic synonym, validly published under the ICNP
Prevotella buccae (Holdeman et al. 1982) Shah and Collins 1990	heterotypic synonym, validly published under the ICNP

Notes:
- ⏲ According to Johnson and Holdeman (1985), this species is a later heterotypic synonym of Bacteroides buccae Holdeman et al. 1982. Publication: Johnson JL, Holdeman LV. Bacteroides capillus Kornman and Holt and Bacteroides pentosaceus Shah and Collins, later synonyms of Bacteroides buccae Holdeman et al. Int. J. Syst. Bacteriol. 1985; 35:114. 🇺🇸
- ⏲ According to Johnson and Holdeman (1985), this species is a later heterotypic synonym of Prevotella buccae (Holdeman et al. 1982) Shah and Collins 1990. Publication: Johnson JL, Holdeman LV. Bacteroides capillus Kornman and Holt and Bacteroides pentosaceus Shah and Collins, later synonyms of Bacteroides buccae Holdeman et al. Int. J. Syst. Bacteriol. 1985; 35:114. 🇺🇸
- ⏲ According to Johnson and Holdeman (1985), this species is a later heterotypic synonym of Segatella buccae (Holdeman et al. 1982) Hitch et al. 2023. Publication: Johnson JL, Holdeman LV. Bacteroides capillus Kornman and Holt and Bacteroides pentosaceus Shah and Collins, later synonyms of Bacteroides buccae Holdeman et al. Int. J. Syst. Bacteriol. 1985; 35:114. 🇺🇸
- ❗ Bacteroides capillus 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 3 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 species itself.

Parent taxon: Bacteroides Castellani and Chalmers 1919 (Approved Lists 1980)

Assigned by: Kornman KS, Holt SC. Physiological and ultrastructural characterization of a new Bacteroides species (Bacteroides capillus) isolated from severe localized periodontitis. J Periodontal Res 1981; 16:542-555.

Linking: To permanently link to this page, use https://doi.org/10.83108/rn.783441Link copied to clipboard

Record number: 783441

This LPSN page was printed on 2026-08-12 18:41:06

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Species Bacteroides capillus