Name: Yersinia van Loghem 1944 (Approved Lists 1980)

Category: Genus

Proposed as: gen. nov.

Etymology: Yer.si’ni.a. N.L. fem. n. Yersinia, named for the French bacteriologist A.J.E. Yersin, who first isolated the causal organism of plague in 1894

Gender, pronunciation (Latin): feminine (stem: Yersini-), yer-SI-ni-a

Type species: Yersinia pestis (Lehmann and Neumann 1896) van Loghem 1944 (Approved Lists 1980)

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Effective publication: Van Loghem JJ. The classification of the plague-bacillus. Antonie van Leeuwenhoek Journal of Microbiology and Serology 1944; 10:15-16.

IJSEM list: Skerman VBD, McGowan V, Sneath PHA. Approved lists of bacterial names. Int J Syst Bacteriol 1980; 30:225-420.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 2

• Notes:
  • 🥇 Nomenclatural type of the family Yersiniaceae Adeolu et al. 2016. Publication: Adeolu M, Alnajar S, Naushad S, S Gupta R. Genome-based phylogeny and taxonomy of the 'Enterobacteriales': proposal for Enterobacterales ord. nov. divided into the families Enterobacteriaceae, Erwiniaceae fam. nov., Pectobacteriaceae fam. nov., Yersiniaceae fam. nov., Hafniaceae fam. nov., Morganellaceae fam. nov., and Budviciaceae fam. nov. Int J Syst Evol Microbiol 2016; 66:5575-5599. 🇨🇦
  • 🧕 Boone et al. (2001) assigned this genus to the family Enterobacteriaceae Rahn 1937 (Approved Lists 1980). Publication: Garrity GM, Holt JG. The Road Map to the Manual. In: Boone DR, Castenholz RW, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, second edition, vol. 1 (The Archaea and the deeply branching and phototrophic Bacteria), Springer-Verlag, New York, 2001, p. 119-166. 🇺🇸
  • 🧕 Cavalier-Smith (1981) assigned this genus to the subkingdom "Eubacteria" Cavalier-Smith 1981. Publication: Cavalier-Smith T. Eukaryote kingdoms: seven or nine? Biosystems 1981; 14:461-481.
  • 🚋 The type species of this genus has alternatively been placed in the genus "Bacterium" Ehrenberg 1831. Publication: Lehmann KB, Neumann R. Atlas und Grundriss der Bakteriologie und Lehrbuch der speziellen bakteriologischen Diagnostik. Teil 2: Text, 1st ed. J.F. Lehmann, München, 1896.
  • 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Ofyersinia"; "Yeersinia"; "Yeninia"; "Yersenia"; "Yersima"; "Yersina"; "Yersinier"; "Yersinja"; "Yersinsia"; "Yersinta"; "Yersmia"; "Yersnia"; "Yersznza"; "Yesinia"; "Yevsinia"; "Yminia".
  • 🧔 This taxon was discussed in a meeting of a Taxonomic Subcommittee of the ICSP. Publication: Gargani G, Lopez-Merino A. International Committee on Systematic Bacteriology, Subcommittee on the taxonomy of Brucella correspondence report (interim report 1991-1993). Int J Syst Evol Microbiol 2006; 56:1167-1168.
  • 🧔 This taxon was discussed in a meeting of a Taxonomic Subcommittee of the ICSP. Publication: Biberstein EL, Zinnemann K. International Committee on Systematic Bacteriology: Subcommittee on the Taxonomy of Huemophilrcs. International Journal of Systematic Bacteriology 1982; 32:244-245.
  • 💁 Taxonomists who have recently focused on this group are the corresponding authors of Le Guern et al. (2026), Nguyen et al. (2020), Sprague et al. (2008), Murros-Kontiainen et al. (2011), Nguyen et al. (2021). 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: DSM: 27; CIP: 21; CCUG: 16; ATCC: 15; NCTC: 9; LMG: 8; JCM: 8; NBIMCC: 1; NZRM: 1; HAMBI: 1.
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 2, note = "Excluding Yersinia pestis: 2 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 Taiwan has been imported on 2024-11-03. The full classification is: risk group = 2, note = "P650 = v". — 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.
  • 💥 This name is a homonym of Yersinia Saussure, 1869 (zoological) [from Catalogue of Life].
  • 🧍 According to Shipunov (2011), this name is a hemihomonym. See Yersinia Saussure, 1869 (insects). Publication: Shipunov A. The problem of hemihomonyms and the on-line hemihomonyms database (HHDB). Bionomina 2011; 4:65-72.
  • 🧍 Pittman et al. (1991) suggested the abbreviation "YERS" 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.

Subdivision:

Number of child taxa with a validly published and correct name: 28
Number of child taxa with a validly published name, including synonyms: 30
Total number of child taxa: 30

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Yersinia aldovae Bercovier et al. 1984	validly published under the ICNP	correct name
    Yersinia aleksiciae Sprague and Neubauer 2005	validly published under the ICNP	correct name
    Yersinia alsatica Le Guern et al. 2020	validly published under the ICNP	correct name
    Yersinia antarctica Le Guern et al. 2026	validly published under the ICNP	correct name
    Yersinia artesiana Le Guern et al. 2020	validly published under the ICNP	correct name
    Yersinia bercovieri Wauters et al. 1988	validly published under the ICNP	correct name
    Yersinia canariae Nguyen et al. 2020	validly published under the ICNP	correct name
    Yersinia enterocolitica (Schleifstein and Coleman 1939) Frederiksen 1964 (Approved Lists 1980)	validly published under the ICNP	correct name
    Yersinia entomophaga Hurst et al. 2011	validly published under the ICNP	correct name
    Yersinia fenwicki Rivas et al. 2026	validly published under the ICNP	correct name
    Yersinia frederiksenii Ursing et al. 1981	validly published under the ICNP	correct name
    Yersinia hibernica Nguyen et al. 2019	validly published under the ICNP	correct name
    Yersinia intermedia Brenner et al. 1981	validly published under the ICNP	correct name
    Yersinia kristensenii Bercovier et al. 1981	validly published under the ICNP	correct name
    Yersinia massiliensis Merhej et al. 2008	validly published under the ICNP	correct name
    Yersinia mollaretii Wauters et al. 1988	validly published under the ICNP	correct name
    Yersinia nurmii Murros-Kontiainen et al. 2011	validly published under the ICNP	correct name
    Yersinia occitanica Le Guern et al. 2020	validly published under the ICNP	synonym
    Yersinia pekkanenii Murros-Kontiainen et al. 2011	validly published under the ICNP	correct name
    Yersinia pestis (Lehmann and Neumann 1896) van Loghem 1944 (Approved Lists 1980)	validly published under the ICNP, conserved name	correct name
    Yersinia philomiragia Jensen et al. 1969 (Approved Lists 1980)	validly published under the ICNP	synonym
    Yersinia proxima Le Guern et al. 2020	validly published under the ICNP	correct name
    Yersinia pseudotuberculosis corrig. (Pfeiffer 1889) Smith and Thal 1965 (Approved Lists 1980)	validly published under the ICNP	correct name
    Yersinia rochesterensis (Cunningham et al. 2019) Nguyen et al. 2021	validly published under the ICNP	correct name
    Yersinia rohdei Aleksic et al. 1987	validly published under the ICNP	correct name
    Yersinia ruckeri Ewing et al. 1978 (Approved Lists 1980)	validly published under the ICNP	correct name
    Yersinia similis Sprague et al. 2008	validly published under the ICNP	correct name
    Yersinia thracica Le Guern et al. 2020	validly published under the ICNP	correct name
    Yersinia vastinensis Le Guern et al. 2020	validly published under the ICNP	correct name
    Yersinia wautersii Savin et al. 2014	validly published under the ICNP	correct name

Parent taxon: Yersiniaceae Adeolu et al. 2016

Assigned by: Adeolu M, Alnajar S, Naushad S, S Gupta R. Genome-based phylogeny and taxonomy of the 'Enterobacteriales': proposal for Enterobacterales ord. nov. divided into the families Enterobacteriaceae, Erwiniaceae fam. nov., Pectobacteriaceae fam. nov., Yersiniaceae fam. nov., Hafniaceae fam. nov., Morganellaceae fam. nov., and Budviciaceae fam. nov. Int J Syst Evol Microbiol 2016; 66:5575-5599. 🇨🇦

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Record number: 516947