Name: Centipeda periodontii Lai et al. 1983

Category: Species

Proposed as: sp. nov.

Etymology: pe.rio.don’ti.i. N.L. neut. n. periodontium, periodontium; from Gr. prep. peri, around; from Gr. masc. n. odous, tooth; N.L. gen. neut. n. periodontii, of the periodontium

Pronunciation, gender: pe-rio-DON-ti-i, feminine

Type strain: ATCC 35019; CCUG 44586; CIP 105322; DSM 2778; LL2383

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AJ010963 Analyse FASTA

Valid publication: Lai CH, Males BM, Dougherty PA, Berthold P, Listgarten MA. Centipeda periodontii gen. nov., sp. nov., from human periodontal lesions. Int. J. Syst. Bacteriol. 1983; 33:628-635.

Nomenclatural status: validly published under the ICNP

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

Risk group: 2

• Notes:
  • 🥇 Nomenclatural type of the genus Centipeda Lai et al. 1983. Publication: Lai CH, Males BM, Dougherty PA, Berthold P, Listgarten MA. Centipeda periodontii gen. nov., sp. nov., from human periodontal lesions. Int. J. Syst. Bacteriol. 1983; 33:628-635.
  • 😷 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 14 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.

Parent taxon: Centipeda Lai et al. 1983

Assigned by: Lai CH, Males BM, Dougherty PA, Berthold P, Listgarten MA. Centipeda periodontii gen. nov., sp. nov., from human periodontal lesions. Int. J. Syst. Bacteriol. 1983; 33:628-635.

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Record number: 774585