Name: Weissella thailandensis Tanasupawat et al. 2000

Category: Species

Proposed as: sp. nov.

Etymology: thai.lan.den’sis. N.L. fem. adj. thailandensis, pertaining to Thailand where the strains were first isolated

Pronunciation (Latin), gender: we͡is-SEL-la t^hai-lan-DEN-sis, feminine

Type strain: CCUG 46557; CIP 106751; DSM 15832; FS61-1; HSCC 1412; JCM 10695; KCTC 3751; NRIC 298; PCU 210; TISTR 1384

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AB023838 Analyse FASTA

Valid publication: Tanasupawat S, Shida O, Okada S, Komagata K. Lactobacillus acidipiscis sp. nov. and Weissella thailandensis sp. nov., isolated from fermented fish in Thailand. Int J Syst Evol Microbiol 2000; 50:1479-1485. 🇹🇭

IJSEM list: Anonymous. Notification list. Notification that new names and new combinations have appeared in volume 50, part 4 of the IJSEM. Int J Syst Evol Microbiol 2000; 50:1701-1702.

Nomenclatural status: validly published under the ICNP

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

Risk group: 1

• Synonyms:

  • Name	Kind
    Weissella jogaejeotgali Lee et al. 2015	heterotypic synonym, validly published under the ICNP

• Emendations:
  • Kwak et al. 2019 Kwak MJ, Choi SB, Kim BY, Chun J. Genome-based reclassification of Weissella jogaejeotgali as a later heterotypic synonym of Weissella thailandensis. Int J Syst Evol Microbiol 2019; 69:3672-3675. 🇰🇷 Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 69, part 12 of the IJSEM. Int J Syst Evol Microbiol 2020; 70:1447-1449.
    Notes:
    • 🫂 Emendation accompanied by a proposal regarding the synonymy of the species.

• Notes:
  • ⏰ According to Kwak et al. (2019), this species is an earlier heterotypic synonym of Weissella jogaejeotgali Lee et al. 2015. Publication: Kwak MJ, Choi SB, Kim BY, Chun J. Genome-based reclassification of Weissella jogaejeotgali as a later heterotypic synonym of Weissella thailandensis. Int J Syst Evol Microbiol 2019; 69:3672-3675. 🇰🇷
  • 🏢 Synonymy of this taxon was mentioned in an IJSEM list. Publication: Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 69, part 12 of the IJSEM. Int J Syst Evol Microbiol 2020; 70:1447-1449.
  • 😷 The risk group for Germany has been imported on 2026-08-13. The full classification is: risk group = 1. — 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 10 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 genus.

Parent taxon: Weissella Collins et al. 1994

Assigned by: Tanasupawat S, Shida O, Okada S, Komagata K. Lactobacillus acidipiscis sp. nov. and Weissella thailandensis sp. nov., isolated from fermented fish in Thailand. Int J Syst Evol Microbiol 2000; 50:1479-1485. 🇹🇭

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Record number: 783099