Name: Porphyromonas catoniae (Moore and Moore 1994) Willems and Collins 1995

Category: Species

Proposed as: comb. nov.

Basonym: Oribaculum catoniae Moore and Moore 1994

Etymology: ca.to’ni.ae. N.L. gen. fem. n. catoniae, of Cato, named in honor of Elizabeth P. Cato, an American microbiologist

Gender: feminine

Type strain: ATCC 51270; CCUG 41358; DSM 23684; JCM 13863; NCTC 13056; VPI N3B-3

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: X82823 Analyse FASTA

Valid publication: Willems A, Collins MD. Reclassification of Oribaculum catoniae (Moore and Moore 1994) as Porphyromonas catoniae comb. nov. and emendation of the genus Porphyromonas. Int J Syst Bacteriol 1995; 45:578-581.

IJSEM list: Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 45, part 3 of the IJSB. Int J Syst Bacteriol 1995; 45:881.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 2

• Synonyms:

  • Name	Kind
    Oribaculum catoniae Moore and Moore 1994	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 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: Porphyromonas Shah and Collins 1988

Assigned by: Willems A, Collins MD. Reclassification of Oribaculum catoniae (Moore and Moore 1994) as Porphyromonas catoniae comb. nov. and emendation of the genus Porphyromonas. Int J Syst Bacteriol 1995; 45:578-581.

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Record number: 784664