Species Sejongia jeonii

Name: Sejongia jeonii Yi et al. 2005

Category, proposed as: species, sp. nov.

Etymology: je.o’ni.i. N.L. gen. masc. n. jeonii, of Jeon, named in honour of the late Jae Gyu Jeon, who devoted his life to polar research

Pronunciation (Latin), gender: se-JON͡G-i-a je-O-ni-i, feminine

Type strain: AT1047; DSM 17048; IMSNU 14049; JCM 12382; KCTC 12226

Conduct genome-based taxonomy at

16S rRNA gene: AY553294 Analyse FASTA

Valid publication: Yi H, Yoon HI, Chun J. Sejongia antarctica gen. nov., sp. nov. and Sejongia jeonii sp. nov., isolated from the Antarctic. Int J Syst Evol Microbiol 2005; 55:409-416. 🇰🇷

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 55, part 1 of the IJSEM. Int J Syst Evol Microbiol 2005; 55:987-991.

Nomenclatural status: validly published under the ICNP

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

Correct name: Chryseobacterium jeonii (Yi et al. 2005) Kämpfer et al. 2009

Risk group: 1

• Synonyms:

  • Name	Kind
    Chryseobacterium jeonii (Yi et al. 2005) Kämpfer et al. 2009	homotypic synonym, validly published under the ICNP
    Kaistella jeonii (Yi et al. 2005) Nicholson et al. 2020	homotypic synonym, validly published under the ICNP

• Notes:
  • ❗ Sejongia jeonii 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 Sejongia.
  • 😷 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 2 times in PubMed until 2026-06-11.
  • 🙅 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 genus.

Parent taxon: Sejongia Yi et al. 2005

Assigned by: Yi H, Yoon HI, Chun J. Sejongia antarctica gen. nov., sp. nov. and Sejongia jeonii sp. nov., isolated from the Antarctic. Int J Syst Evol Microbiol 2005; 55:409-416. 🇰🇷

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Record number: 780845