Name: "Pseudundibacterium" Lu et al. 2025

Category: Genus

Proposed as: gen. nov.

Etymology: Pseud.un.di.bac.te’ri.um. Gr. neut. adj. pseudes, false; N.L. neut. n. Undibacterium, a bacterial generic name; N.L. neut. n. Pseudundibacterium, false Undibacterium

Gender, pronunciation: neuter (stem: Pseudundibacteri-), pse͡ud-un-di-bak-TE-ri-um

Type species: "Pseudundibacterium arcticum" (Li et al. 2016) Lu et al. 2025

Original publication: Lu HB, Kong LY, Chen L, Chen GJ, Wang JJ. Isolation of diverse Undibacterium-related strains from alpine lakes and re-examining the taxonomic status of this genus. Syst Appl Microbiol 2025; 48:126661. 🇨🇳

Nomenclatural status: not validly published

Taxonomic status: synonym (and no standing)

Correct name: Undibacterium Kämpfer et al. 2007

• Synonyms:

  • Name	Kind
    "Cognatundibacterium" Lu et al. 2025	heterotypic synonym, not validly published
    "Paraundibacterium" Ma et al. 2023	heterotypic synonym, not validly published
    "Affinundibacterium" Ma et al. 2023	heterotypic synonym, not validly published
    "Neoundibacterium" Ma et al. 2023	heterotypic synonym, not validly published
    Undibacterium Kämpfer et al. 2007	heterotypic synonym, validly published under the ICNP

• Notes:
  • 🚂 For the type species of this genus another name is in use, which is affiliated with the genus Undibacterium Kämpfer et al. 2007. Publication: Li X, Chang X, Zhang Y, Liu Z, Da X, Kim M, Fang C, Peng F. Undibacterium arcticum sp. nov., isolated from arctic alpine soil. Int J Syst Evol Microbiol 2016; 66:2797-2802. 🇨🇳
  • 🎰 The BRCs most frequently used for deposits in this group are: KCTC: 1; CCTCC: 1.
  • 🧍 The distinct name Neoundibacterium from the same publication has a similar spelling. — 🧍 The distinct name Paraundibacterium from the same publication has a similar spelling. Publication: Angell RC, Freund GE, Willett P. Automatic spelling correction using a trigram similarity measure. Information Processing and Management 1983; 19:255-261.

Subdivision:

Number of child taxa with a validly published and correct name: 0
Number of child taxa with a validly published name, including synonyms: 0
Total number of child taxa: 1

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    "Pseudundibacterium arcticum" (Li et al. 2016) Lu et al. 2025	not validly published	synonym

Parent taxon: Oxalobacteraceae Garrity et al. 2006

Assigned by: Lu HB, Kong LY, Chen L, Chen GJ, Wang JJ. Isolation of diverse Undibacterium-related strains from alpine lakes and re-examining the taxonomic status of this genus. Syst Appl Microbiol 2025; 48:126661. 🇨🇳

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Record number: 67561