Name: Capnocytophaga gingivalis Leadbetter et al. 1982

Category: Species

Proposed as: sp. nov.

Etymology: gin.gi.va’lis. L. fem. n. gingiva, gum; L. masc./fem. adj. suff. -alis, suffix denoting pertaining to; N.L. masc./fem. adj. gingivalis, pertaining to the gums, gingival

Gender: feminine

Type strain: 27; ATCC 33624; CCUG 9715; CIP 102945; DSM 3290; JCM 12953; LMG 11514; NCTC 12372

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AB638448 Analyse FASTA

Effective publication: Leadbetter ER, Holt SC, Socransky SS. Capnocytophaga: new genus of gram-negative gliding bacteria. I. General characteristics, taxonomic considerations and significance. Arch Microbiol 1979; 122:9-16.

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: correct name

Risk group: 2

• Emendations:
  • London et al. 1985 London J, Celesk RA, Kagermeier A, Johnson JL. Emended description of Capnocytophaga gingivalis. Int. J. Syst. Bacteriol. 1985; 35:369-370.
  • 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:
  • 😷 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.
  • 🎓 Name mentioned 117 times in PubMed until 2024-03-28.
  • 🧍 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 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: Capnocytophaga Leadbetter et al. 1982

Assigned by: Leadbetter ER, Holt SC, Socransky SS. Capnocytophaga: new genus of gram-negative gliding bacteria. I. General characteristics, taxonomic considerations and significance. Arch Microbiol 1979; 122:9-16.

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Record number: 774466