Species Escherichia vulneris

Name: Escherichia vulneris Brenner et al. 1983

Category, proposed as: species, sp. nov.

Etymology: vul’ne.ris. L. neut. n. vulnus, a wound; L. gen. neut. n. vulneris, of a wound

Pronunciation (Latin), gender: e-s͡he-RI-k^hi-a WUL-ne-ris, feminine

Type strain: ATCC 33821; CCUG 15715; CDC 875; CDC 875-72; CIP 103177; DSM 4564; HAMBI 1694; JCM 1688; LMG 7868; NBRC 102420; NCTC 12130

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AB681776 Analyse FASTA

Effective publication: Brenner DJ, McWhorter AC, Knutson JK, Steigerwalt AG. Escherichia vulneris: a new species of Enterobacteriaceae associated with human wounds. J Clin Microbiol 1982; 15:1133-1140. 🇺🇸

IJSEM list: Anonymous. Validation list no. 10. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1983; 33:438-440.

Nomenclatural status: validly published under the ICNP

Taxonomic status: synonym (and not recommended for medical use)

Correct name: Pseudescherichia vulneris (Brenner et al. 1983) Alnajar and Gupta 2017

Risk group: 2

• Synonyms:

  • Name	Kind
    "Escherichia vulneris" Dif et al. 2025	homotypic synonym, not validly published
    Pseudescherichia vulneris (Brenner et al. 1983) Alnajar and Gupta 2017	homotypic synonym, validly published under the ICNP

• Notes:
  • ❗ Escherichia vulneris is the correct name instead if this species is regarded as a separate species (i.e., if its nomenclatural type is not assigned to another species whose name is validly published, legitimate and not rejected and has priority) within a separate genus Escherichia.
  • 😷 The risk group for Belgium has been imported on 2024-02-05. The full classification is: risk group = 2, note = "human and animal pathogen - biological class of risk animal: 2". — 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 2026-08-13. 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". — 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.
  • 🎓 Name mentioned 42 times in PubMed until 2026-06-11.
  • 🙅 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as a synonym of the name to be applied to this species. The name is on LoRN because of the recorded risk group of the species itself.
  • 🧍 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 (Reading) 2022; 168:0. 🇬🇧
  • 🧍 Escherichia vulneris Brenner et al. 1983 was previously known as CDC Enteric Group 1, or API group 2, or Alma group 1. Publication: Palleroni NJ. Genus I. Pseudomonas Migula 1894, 237 AL (Nom. Cons., Opin. 5 of the Jud. Comm. 1952, 121). In: Brenner DJ, Krieg NR, Staley JT, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, second edition, vol. (The Proteobacteria), part B (The Gammaproteobacteria), Springer, New York, 2005, p. 323-379. 🇺🇸

Parent taxon: Escherichia Castellani and Chalmers 1919 (Approved Lists 1980)

Assigned by: Brenner DJ, McWhorter AC, Knutson JK, Steigerwalt AG. Escherichia vulneris: a new species of Enterobacteriaceae associated with human wounds. J Clin Microbiol 1982; 15:1133-1140. 🇺🇸

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Record number: 776063