Species ***Streptococcus* *halichoeri***

Name: Streptococcus halichoeri Lawson et al. 2004

Category: Species

Proposed as: sp. nov.

Etymology: ha.li.choe’ri. N.L. gen. masc. n. halichoeri, of a seal of the genus Halichoerus, systematic genus name of the grey seal

Pronunciation (Latin), gender: strep-to-KOK-kus ha-li-K^HO͡E-ri, masculine

Type strain: CCUG 48324; CCUG 48325; CIP 108195; DSM 17028; M512/02/1; SAC M512/02/1

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: KP851851 Analyse FASTA

Valid publication: Lawson PA, Foster G, Falsen E, Davison N, Collins MD. Streptococcus halichoeri sp. nov., isolated from grey seals (Halichoerus grypus). Int J Syst Evol Microbiol 2004; 54:1753-1756. 🇬🇧

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 54, part 5 of the IJSEM. Int J Syst Evol Microbiol 2005; 55:3-5.

Nomenclatural status: validly published under the ICNP

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

Risk group: 2

Emendations:
- Shewmaker et al. 2016 Shewmaker PL, Whitney AM, Humrighouse BW. Phenotypic, Genotypic, and Antimicrobial Characteristics of Streptococcus halichoeri Isolates from Humans, Proposal To Rename Streptococcus halichoeri as Streptococcus halichoeri subsp. halichoeri, and Description of Streptococcus halichoeri subsp. hominis subsp. nov., a Bacterium Associated with Human Clinical Infections. J Clin Microbiol 2016; 54:739-744. 🇺🇸 Oren A, Garrity GM. List of changes in taxonomic opinion no. 24. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2016; 66:2469-2470.

Notes:
- 😷 The risk group for Germany has been imported on 2026-08-13. The full classification is: risk group = 2, note = "ht". — 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 16 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 a putative 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. 🇬🇧

Subdivision:

Number of child taxa with a validly published and correct name: 1
Number of child taxa with a validly published name, including synonyms: 2
Total number of child taxa: 2

Child taxa:

Name	Nomenclatural status	Taxonomic status
Streptococcus halichoeri subsp. halichoeri (Lawson et al. 2004) Shewmaker et al. 2025	validly published under the ICNP	correct name
Streptococcus halichoeri subsp. hominis Shewmaker et al. 2025	validly published under the ICNP, illegitimate name	in need of a replacement

Parent taxon: Streptococcus Rosenbach 1884 (Approved Lists 1980)

Assigned by: Lawson PA, Foster G, Falsen E, Davison N, Collins MD. Streptococcus halichoeri sp. nov., isolated from grey seals (Halichoerus grypus). Int J Syst Evol Microbiol 2004; 54:1753-1756. 🇬🇧

Linking: To permanently link to this page, use https://doi.org/10.83108/rn.781344Link copied to clipboard

Record number: 781344

This LPSN page was printed on 2026-09-09 21:55:07

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Species Streptococcus halichoeri

Species ***Streptococcus* *halichoeri***