Species ***Enterococcus* *faecium***

Name: Enterococcus faecium (Orla-Jensen 1919) Schleifer and Kilpper-Bälz 1984

Category: Species

Proposed as: comb. nov.

Basonym: Streptococcus faecium Orla-Jensen 1919 (Approved Lists 1980)

Etymology: fae’ci.um. L. fem. n. faex, dregs; L. gen. fem. pl. n. faecium, of the dregs, of feces [incorrectly formed: should have been: faecum]

Pronunciation (Latin), gender: en-te-ro-KOK-kus FA͡E-ki-um, masculine

Type strain: ATCC 19434; CCUG 542; CFBP 4248; CIP 103014; DSM 20477; HAMBI 1710; JCM 5804; JCM 8727; LMG 11423; NBIMCC 8754; NBRC 100485; NBRC 100486; NCDO 942; NCFB 942; NCIB 11508; NCIMB 11508; NCTC 7171

Conduct genome-based taxonomy at

16S rRNA gene: AJ301830 Analyse FASTA

Valid publication: Schleifer KH, Kilpper-Bälz R. Transfer of Streptococcus faecalis and Streptococcus faecium to the genus Enterococcus nom. rev. as Enterococcus faecalis comb. nov. and Enterococcus faecium comb. nov. Int. J. Syst. Bacteriol. 1984; 34:31-34. 🇩🇪

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name (and explicitly recommended for medical use)

Risk group: 2

Synonyms:

Name	Kind
Streptococcus faecium Orla-Jensen 1919 (Approved Lists 1980)	homotypic synonym, validly published under the ICNP

Notes:
- 📧 The e-mail address of the corresponding author given in the effective publication is not functional any more.
- 😷 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 = "strain ATCC 8459: 1 Animal classification RG: 1 - Security sensitive biological agent: No - Containment level: Containment Level 1; R0026: 1 Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 1; strain NRRL B-2354: 1 Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 1; default: 2 Animal classification RG: 1 - Security sensitive biological agent: No; strain T14335: 1 Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 1". — The risk group for Swiss Confederation has been imported on 2024-02-01. The full classification is: risk group = 2, note = "TA". — The risk group for Germany has been imported on 2026-08-13. The full classification is: risk group = 2, note = "TA". — 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 8718 times in PubMed until 2026-06-11.
- 🙆 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as 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. 🇬🇧

Parent taxon: Enterococcus (ex Thiercelin and Jouhaud 1903) Schleifer and Kilpper-Bälz 1984

Assigned by: Schleifer KH, Kilpper-Bälz R. Transfer of Streptococcus faecalis and Streptococcus faecium to the genus Enterococcus nom. rev. as Enterococcus faecalis comb. nov. and Enterococcus faecium comb. nov. Int. J. Syst. Bacteriol. 1984; 34:31-34. 🇩🇪

Linking: To permanently link to this page, use https://doi.org/10.83108/rn.775965Link copied to clipboard

Record number: 775965

This LPSN page was printed on 2026-09-14 09:25:52

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Species Enterococcus faecium

Species ***Enterococcus* *faecium***