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

Category: Species

Proposed as: comb. nov.

Basonym: Bacteroides buccae Holdeman et al. 1982

Etymology: buc’cae. L. gen. fem. n. buccae, of the mouth, referring to a major natural habitat of the species

Pronunciation (Latin), gender: … BUK-ka͡e, feminine

Type strain: ATCC 33574; CCUG 15401; CIP 105106; DSM 19025; JCM 12245; VPI D3A-6

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AB547675 Analyse FASTA

Valid publication: Shah HN, Collins DM. Prevotella, a new genus to include Bacteroides melaninogenicus and related species formerly classified in the genus Bacteroides. Int J Syst Bacteriol 1990; 40:205-208. 🇬🇧

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name (and explicitly recommended for medical use)

Risk group: 2

• Synonyms:

  • Name	Kind
    Bacteroides buccae Holdeman et al. 1982	homotypic synonym, validly published under the ICNP
    Bacteroides pentosaceus Shah and Collins 1982	heterotypic synonym, validly published under the ICNP
    Bacteroides capillus Kornman and Holt 1982	heterotypic synonym, validly published under the ICNP
    Segatella buccae (Holdeman et al. 1982) Hitch et al. 2023	homotypic synonym, validly published under the ICNP

• Emendations:
  • Hahnke et al. 2016 Hahnke RL, Meier-Kolthoff JP, Garcia-Lopez M, Mukherjee S, Huntemann M, Ivanova NN, Woyke T, Kyrpides NC, Klenk HP, Goker M. Genome-Based Taxonomic Classification of Bacteroidetes. Front Microbiol 2016; 7:2003. 🇩🇪 Oren A, Garrity GM. List of changes in taxonomic opinion no. 26. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2017; 67:2081-2086.

• Notes:
  • ⏰ According to Johnson and Holdeman (1985), this species is an earlier heterotypic synonym of Bacteroides capillus Kornman and Holt 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 Shah and Collins (1990), this species is an earlier heterotypic synonym of Bacteroides pentosaceus Shah and Collins 1982. Publication: Shah HN, Collins DM. Prevotella, a new genus to include Bacteroides melaninogenicus and related species formerly classified in the genus Bacteroides. Int J Syst Bacteriol 1990; 40:205-208. 🇬🇧
  • 😷 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". — The risk group for Taiwan has been imported on 2024-11-03. The full classification is: risk group = 2, note = "P650 = v". — 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 57 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.
  • 🧍 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. 🇬🇧
  • 🧍 The phylogenetic position of this species was determined in a genome-scale analysis by García-López et al. (2019). Publication: Garcia-Lopez M, Meier-Kolthoff JP, Tindall BJ, Gronow S, Woyke T, Kyrpides NC, Hahnke RL, Goker M. Analysis of 1,000 Type-Strain Genomes Improves Taxonomic Classification of Bacteroidetes. Front Microbiol 2019; 10:2083. 🇩🇪

Parent taxon: Prevotella Shah and Collins 1990

Assigned by: Shah HN, Collins DM. Prevotella, a new genus to include Bacteroides melaninogenicus and related species formerly classified in the genus Bacteroides. Int J Syst Bacteriol 1990; 40:205-208. 🇬🇧

Linking: To permanently link to this page, use https://lpsn.dsmz.de/species/prevotella-buccaeCopy to clipboardLink copied to clipboard

Record number: 779785