Name: Capnocytophaga granulosa Yamamoto et al. 1994

Category: Species

Proposed as: sp. nov.

Etymology: gra.nu.lo’sa. L. neut. dim. n. granulum, a small grain; L. fem. adj. suff. -osa, suffix meaning full of; N.L. fem. adj. granulosa, granular

Gender: feminine

Type strain: ATCC 51502; B 611; CCUG 32991; CIP 104128; DSM 11449; JCM 8566; LMG 16022; NCTC 12948

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: X97248 Analyse FASTA

Valid publication: Yamamoto T, Kajiura S, Hirai Y, Watanabe T. Capnocytophaga haemolytica sp. nov. and Capnocytophaga granulosa sp. nov., from human dental plaque. Int J Syst Bacteriol 1994; 44:324-329.

IJSEM list: Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 44, part 2 of the IJSB. Int J Syst Bacteriol 1994; 44:596.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 3

• 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 = 3, note = "TMP". — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 2.
  • 🎓 Name mentioned 12 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 genome of the type strain was sequenced as part of the GEBA (Genomic Encyclopedia of Bacteria and Archaea) project. 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.
  • 🧍 The phylogenetic position of this species was determined in a genome-scale analysis by Hahnke et al. (2016). Publication: 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.

Parent taxon: Capnocytophaga Leadbetter et al. 1982

Assigned by: Yamamoto T, Kajiura S, Hirai Y, Watanabe T. Capnocytophaga haemolytica sp. nov. and Capnocytophaga granulosa sp. nov., from human dental plaque. Int J Syst Bacteriol 1994; 44:324-329.

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Record number: 774467