Name: Kaistella polysaccharea Yao et al. 2023

Category: Species

Proposed as: sp. nov.

Etymology: po.ly.sac.cha’re.a. Gr. masc. adj. polys, many; Gr. neut. n. sakchar, sugar; L. fem. adj. suff. -ea, suffix denoting made of or belonging to; N.L. fem. adj. polysaccharea, producing many saccharides through its own metabolism

Gender: feminine

Type strain: CGMCC 1.19368; GW4-15; KCTC 92753

Conduct genome-based taxonomy at

16S rRNA gene: MZ158542 Analyse FASTA

Valid publication: Yao B, Niu G, Wang Z, Mu H, Ren X, Jiao Y, Cai C, Li J. Kaistella polysaccharea sp. nov., isolated from Antarctic intertidal sediment produces a novel extracellular polymeric substance. Int J Syst Evol Microbiol 2023; 73:6037. 🇨🇳

IJSEM list: Oren A, Göker M. Notification list. Notification that new names and new combinations have appeared in volume 73, part 9 of the IJSEM. Int J Syst Evol Microbiol 2023; 73:6158.

Nomenclatural status: validly published under the ICNP

Taxonomic status: orphaned species (and explicitly recommended for medical use)

• Notes:
  • ❗ Kaistella polysaccharea 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 Kaistella.
  • 🎓 Name mentioned 1 time 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 pathogenicity of other species in the genus.

Parent taxon: Kaistella Kim et al. 2004

Assigned by: Yao B, Niu G, Wang Z, Mu H, Ren X, Jiao Y, Cai C, Li J. Kaistella polysaccharea sp. nov., isolated from Antarctic intertidal sediment produces a novel extracellular polymeric substance. Int J Syst Evol Microbiol 2023; 73:6037. 🇨🇳

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Record number: 12149