Name: Porphyromonas Shah and Collins 1988

Category: Genus

Proposed as: gen. nov.

Etymology: Por.phy.ro.mo.nas. Gr. adj. porphureos, purple; L. fem. n. monas, monad, unit; N.L. fem. n. Porphyromonas, porphyrin unit (cell)

Gender: feminine (stem: Porphyromonad-)

Type species: Porphyromonas asaccharolytica (Holdeman and Moore 1970) Shah and Collins 1988

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Valid publication: Shah HN, Collins MD. Proposal for reclassification of Bacteroides asaccharolyticus, Bacteroides gingivalis, and Bacteroides endodontalis in a new genus, Porphyromonas. Int. J. Syst. Bacteriol. 1988; 38:128-131.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 2

• Synonyms:

  • Name	Kind
    Oribaculum Moore and Moore 1994	heterotypic synonym, validly published under the ICNP

• Emendations:
  • Willems and Collins 1995 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. 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.
    Notes:
    • ⊕ Emendation accompanied by the proposal of 1 new species in the genus.
  • Wagener et al. 2014 Wagener K, Drillich M, Baumgardt S, Kampfer P, Busse HJ, Ehling-Schulz M. Falsiporphyromonas endometrii gen. nov., sp. nov., isolated from the post-partum bovine uterus, and emended description of the genus Porphyromonas Shah and Collins 1988. Int J Syst Evol Microbiol 2014; 64:642-649. Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 64, part 2 of the IJSEM. Int J Syst Evol Microbiol 2014; 64:1459-1460.
  • Kawamura et al. 2015 Kawamura Y, Kuwabara S, Kania SA, Kato H, Hamagishi M, Fujiwara N, Sato T, Tomida J, Tanaka K, Bemis DA. Porphyromonas pogonae sp. nov., an anaerobic but low concentration oxygen adapted coccobacillus isolated from lizards (Pogona vitticeps) or human clinical specimens, and emended description of the genus Porphyromonas Shah and Collins 1988. Syst Appl Microbiol 2015; 38:104-109. Oren A, Garrity GM. List of changes in taxonomic opinion no. 22. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2015; 65:2028-2029.
    Notes:
    • ⊕ Emendation accompanied by the proposal of 1 new species in the genus.

• Notes:
  • 🥇 Nomenclatural type of the family Porphyromonadaceae Krieg 2012. Publication: Krieg NR. Family IV. Porphyromonadaceae fam. nov. In: Krieg NR, Staley JT, Brown DR, Hedlund BP, Paster BJ, Ward NL, Ludwig W, Whitman WB (eds), Bergey's Manual of Systematic Bacteriology, 2nd edn, vol. 4, Springer, New York, 2010, p. 61.
  • 🚋 The type species of this genus has alternatively been placed in the genus Bacteroides Castellani and Chalmers 1919 (Approved Lists 1980). Publication: Finegold SM, Barnes EM. Proposal that the saccharolytic and asaccharolytic strains at present classified in the species as Bacteroides melaninogenicus and Bacteroides asaccharolyticus. International Journal of Systematic Bacteriology 1977; 27:388-391.
  • 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Phorphyromonas"; "Poiphyromonas"; "Polphyromonas"; "Pophyromonas"; "Porhyromonas"; "Porphiromonas"; "Porphromonas"; "Porphvromonas"; "Porphylomonas"; "Porphyomonas"; "Porphyrimonas"; "Porphyromo"; "Porphyromona"; "Porphyromonus"; "Porphyronionas"; "Porpryromonas"; "Prophyromonas".
  • 🧔 This taxon was discussed in a meeting of a Taxonomic Subcommittee of the ICSP. Publication: Olsen I, Shah HN. International Committee on Systematics of Prokaryotes; Subcommittee on the taxonomy of Gram-negative anaerobic rods. Int J Syst Evol Microbiol 2008; 58:1051-1055.
  • 🧔 This taxon was discussed in a meeting of a Taxonomic Subcommittee of the ICSP. Publication: Olsen I, Shah HN. International Committee on Systematics of Prokaryotes Subcommittee on the taxonomy of Gram-negative anaerobic rods. Int J Syst Evol Microbiol 2001; 51:1943-1944.
  • 🧔 This taxon was discussed in a meeting of a Taxonomic Subcommittee of the ICSP. Publication: Olsen I, Shah HN. International Committee on Systematics of Prokaryotes Subcommittee on the taxonomy of Gram-negative anaerobic rods. Minutes of the meeting, 29 July 2002, Paris, France. Int. J. Syst. Evol. Microbiol. 2003; 53:923-924.
  • 🧔 This taxon was discussed in a meeting of a Taxonomic Subcommittee of the ICSP. Publication: Olsen I, Shah HN. International Committee on Systematics of Prokaryotes Subcommittee on the taxonomy of Gram-negative anaerobic rods. Minutes of the meetings, 9 and 10 July 2000, Manchester, UK. Int. J. Syst. Evol. Microbiol. 2001; 51:1943-1944.
  • 💁 Taxonomists who have recently focused on this group are the corresponding authors of Love (1995), Summanen et al. (2009), Sakamoto et al. (2015). Editors in search of reviewers are advised to consider additional criteria such as whether a taxon is covered by one of the ICSP subcommittees.
  • 🎰 The BRCs most frequently used for deposits in this group are: JCM: 17; ATCC: 16; CCUG: 14; DSM: 11; NCTC: 11; CIP: 2; CECT: 1.
  • 😷 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 France has been imported on 2024-08-30. The full classification is: risk group = 2. — The risk group for Sweden has been imported on 2024-02-05. The full classification is: risk group = 2. — The risk group for United Kingdom has been imported on 2024-01-31. 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.
  • 🧍 Pittman et al. (1991) suggested the abbreviation "PRMN" for this genus name but this does not appear to be of practical relevance any longer. Publication: Pittman KF, Walczak CA, Lock CM. Codes and abbreviations for approved of effectively published names of genera of bacteria published from January 1980 to December 1990. Int J Syst Bacteriol 1991; 41:571-579.
  • 🧍 See also 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.

Subdivision:

Number of child taxa with a validly published and correct name: 19
Number of child taxa with a validly published name, including synonyms: 21
Total number of child taxa: 24

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Porphyromonas asaccharolytica (Holdeman and Moore 1970) Shah and Collins 1988	validly published under the ICNP	correct name
    Porphyromonas bennonis Summanen et al. 2009	validly published under the ICNP	correct name
    "Porphyromonas bronchialis" Sato et al. 2015	not validly published	preferred name (not correct name)
    Porphyromonas cangingivalis Collins et al. 1994	validly published under the ICNP	correct name
    Porphyromonas canoris Love et al. 1994	validly published under the ICNP	correct name
    Porphyromonas cansulci Collins et al. 1994	validly published under the ICNP	synonym
    Porphyromonas catoniae (Moore and Moore 1994) Willems and Collins 1995	validly published under the ICNP	correct name
    Porphyromonas circumdentaria Love et al. 1992	validly published under the ICNP	correct name
    Porphyromonas crevioricanis Hirasawa and Takada 1994	validly published under the ICNP	correct name
    "Porphyromonas denticanis" Hardham et al. 2005	not validly published	preferred name (not correct name)
    Porphyromonas endodontalis (van Steenbergen et al. 1984) Shah and Collins 1988	validly published under the ICNP	correct name
    Porphyromonas gingivalis (Coykendall et al. 1980) Shah and Collins 1988	validly published under the ICNP	correct name
    Porphyromonas gingivicanis Hirasawa and Takada 1994	validly published under the ICNP	correct name
    Porphyromonas gulae Fournier et al. 2001	validly published under the ICNP	correct name
    "Porphyromonas katsikii" Filioussis et al. 2015	not validly published	preferred name (not correct name)
    Porphyromonas levii (Johnson and Holdeman 1983 ex Holdeman et al. 1977) Shah et al. 1995	validly published under the ICNP	correct name
    Porphyromonas loveana Bird et al. 2016	validly published under the ICNP	correct name
    Porphyromonas macacae (Slots and Genco 1980) Love 1995	validly published under the ICNP	correct name
    Porphyromonas pasteri Sakamoto et al. 2015	validly published under the ICNP	correct name
    Porphyromonas pogonae Kawamura et al. 2015	validly published under the ICNP	correct name
    Porphyromonas salivosa (Love et al. 1987) Love et al. 1992	validly published under the ICNP	synonym
    Porphyromonas somerae Summanen et al. 2006	validly published under the ICNP	correct name
    Porphyromonas uenonis Finegold et al. 2005	validly published under the ICNP	correct name
    Porphyromonas vaginalis Abou Chacra et al. 2024	validly published under the ICNP	correct name

Parent taxon: Porphyromonadaceae Krieg 2012

Assigned by: Krieg NR. Family IV. Porphyromonadaceae fam. nov. In: Krieg NR, Staley JT, Brown DR, Hedlund BP, Paster BJ, Ward NL, Ludwig W, Whitman WB (eds), Bergey's Manual of Systematic Bacteriology, 2nd edn, vol. 4, Springer, New York, 2010, p. 61.

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Record number: 516379