Name: Roseivivax roseus Zhang et al. 2014

Category: Species

Proposed as: sp. nov.

Etymology: ro’se.us. L. masc. adj. roseus, rose-coloured, pink

Pronunciation, gender: RO-se-us, masculine

Type strain: BH87090; DSM 23042; KCTC 22650

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: FJ897782 Analyse FASTA

Valid publication: Zhang YQ, Lee JC, Park DJ, Lu XX, Mou XZ, Kim CJ. Roseivivax roseus sp. nov., an alphaproteobacterium isolated from a solar saltern soil sample. Int J Syst Evol Microbiol 2014; 64:1743-1746.

IJSEM list: Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 64, part 5 of the IJSEM. Int J Syst Evol Microbiol 2014; 64:2509-2511.

Nomenclatural status: validly published under the ICNP

Taxonomic status: synonym

Correct name: Tranquillimonas rosea (Zhang et al. 2014) Hördt et al. 2020

Risk group: 1

• Synonyms:

  • Name	Kind
    Tranquillimonas rosea (Zhang et al. 2014) Hördt et al. 2020	homotypic synonym, validly published under the ICNP

• Notes:
  • ❗ Roseivivax roseus 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 Roseivivax.
  • 😷 The risk group for Germany has been imported on 2023-10-29. 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 2025-06-04.
  • 🧍 The genome of the type strain was sequenced as part of the GEBA (Genomic Encyclopedia of Bacteria and Archaea) project. Publication: Hordt A, Lopez MG, Meier-Kolthoff JP, Schleuning M, Weinhold LM, Tindall BJ, Gronow S, Kyrpides NC, Woyke T, Goker M. Analysis of 1,000+ Type-Strain Genomes Substantially Improves Taxonomic Classification of Alphaproteobacteria. Front Microbiol 2020; 11:468.

Parent taxon: Roseivivax Suzuki et al. 1999

Assigned by: Zhang YQ, Lee JC, Park DJ, Lu XX, Mou XZ, Kim CJ. Roseivivax roseus sp. nov., an alphaproteobacterium isolated from a solar saltern soil sample. Int J Syst Evol Microbiol 2014; 64:1743-1746.

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Record number: 791754