Name: Undibacterium rivi Lu et al. 2021

Category: Species

Proposed as: sp. nov.

Etymology: ri’vi. L. gen. masc. n. rivi, of a rivulet

Pronunciation, gender: RI-wi, neuter

Type strain: FT147W; GDMCC 1.2457; KCTC 82657

Conduct genome-based taxonomy at

16S rRNA gene: MW940780 Analyse FASTA

Valid publication: Lu H, Liu F, Deng T, Xu M. Undibacterium baiyunense sp. nov., Undibacterium curvum sp. nov., Undibacterium fentianense sp. nov., Undibacterium flavidum sp. nov., Undibacterium griseum sp. nov., Undibacterium hunanense sp. nov., Undibacterium luofuense sp. nov., Undibacterium nitidum sp. nov., Undibacterium rivi sp. nov., Undibacterium rugosum sp. nov. and Undibacterium umbellatum sp. nov., isolated from streams in China. Int J Syst Evol Microbiol 2021; 71:5065.

IJSEM list: Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 71, part 10 of the IJSEM. Int J Syst Evol Microbiol 2022; 72:5165.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

• Synonyms:

  • Name	Kind
    "Cognatundibacterium rivi" (Lu et al. 2021) Lu et al. 2025	homotypic synonym, not validly published

• Notes:
  • 🎓 Name mentioned 1 time in PubMed until 2025-06-04.

Parent taxon: Undibacterium Kämpfer et al. 2007

Assigned by: Lu H, Liu F, Deng T, Xu M. Undibacterium baiyunense sp. nov., Undibacterium curvum sp. nov., Undibacterium fentianense sp. nov., Undibacterium flavidum sp. nov., Undibacterium griseum sp. nov., Undibacterium hunanense sp. nov., Undibacterium luofuense sp. nov., Undibacterium nitidum sp. nov., Undibacterium rivi sp. nov., Undibacterium rugosum sp. nov. and Undibacterium umbellatum sp. nov., isolated from streams in China. Int J Syst Evol Microbiol 2021; 71:5065.

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Record number: 22909