Name: Pediococcus pentosaceus Mees 1934 (Approved Lists 1980)

Category: Species

Proposed as: sp. nov.

Etymology: pen.to.sa’ce.us. N.L. neut. n. pentosum, a pentose sugar; N.L. masc. adj. pentosaceus, relating to a pentose

Pronunciation (Latin), gender: … pen-to-SA-ke-us, masculine

Type strain: ATCC 33316; CCUG 32205; CIP 102260; DSM 20336; JCM 5890; LMG 11488; NBIMCC 8870; NCDO 990; NCFB 990; NCIB 12012; NCIMB 12012; NCTC 12956

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AJ305321 Analyse FASTA

Effective publication: Mees RH. Onderzoekingen over de Biersarcina. Thesis. Technical University Delft, Delft in Holland, 1934.

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 (and explicitly recommended for medical use)

Risk group: 1

• Notes:
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "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 = 1. — The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 1, note = "+". — 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 1006 times in PubMed until 2025-06-04.
  • 🙆 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 genus.

Subdivision:

Number of child taxa with a validly published and correct name: 0
Number of child taxa with a validly published name, including synonyms: 0
Total number of child taxa: 2

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    "Pediococcus pentosaceus subsp. intermedius" Back 1978	not validly published	preferred name
    "Pediococcus pentosaceus subsp. pentosaceus" (Mees 1934) Back 1978	not validly published	preferred name

Parent taxon: Pediococcus Claussen 1903 (Approved Lists 1980)

Assigned by: Mees RH. Onderzoekingen over de Biersarcina. Thesis. Technical University Delft, Delft in Holland, 1934.

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Record number: 779214