Name: Peptostreptococcus harei Murdoch et al. 1997

Category: Species

Proposed as: sp. nov.

Etymology: ha’re.i. N.L. gen. masc. n. harei, of Hare, named after R. Hare, a British microbiologist

Pronunciation, gender: HA-re-i, masculine

Type strain: CCUG 38491; CIP 105323; DSM 10020; NCTC 13076

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: Y07839 Analyse FASTA

Valid publication: Murdoch DA, Collins MD, Willems A, Hardie JM, Young KA, Magee JT. Description of three new species of the genus Peptostreptococcus from human clinical specimens: Peptostreptococcus harei sp. nov., Peptostreptococcus ivorii sp. nov., and Peptostreptococcus octavius sp. nov. Int. J. Syst. Bacteriol. 1997; 47:781-787.

IJSEM list: Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 47, part 3 of the IJSB. Int J Syst Bacteriol 1997; 47:1275-1276.

Nomenclatural status: validly published under the ICNP

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

Correct name: Peptoniphilus harei (Murdoch et al. 1997) Ezaki et al. 2001

Risk group: 2

• Synonyms:

  • Name	Kind
    "Schleiferella harei" (Murdoch et al. 1997) Rajendram et al. 2001	homotypic synonym, not validly published
    Peptoniphilus harei (Murdoch et al. 1997) Ezaki et al. 2001	homotypic synonym, validly published under the ICNP

• Notes:
  • ❗ Peptostreptococcus harei 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 Peptostreptococcus.
  • 😷 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 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 2023-10-29. 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.
  • 🎓 Name mentioned 0 times in PubMed until 2025-06-04.
  • 🙅 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.

Parent taxon: Peptostreptococcus Kluyver and van Niel 1936 (Approved Lists 1980)

Assigned by: Murdoch DA, Collins MD, Willems A, Hardie JM, Young KA, Magee JT. Description of three new species of the genus Peptostreptococcus from human clinical specimens: Peptostreptococcus harei sp. nov., Peptostreptococcus ivorii sp. nov., and Peptostreptococcus octavius sp. nov. Int. J. Syst. Bacteriol. 1997; 47:781-787.

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Record number: 779381