Name: Pseudovibrio exalbescens (Donachie et al. 2006) Hördt et al. 2020

Category: Species

Proposed as: comb. nov.

Basonym: Nesiotobacter exalbescens Donachie et al. 2006

Etymology: ex.al.bes’cens. L. masc. part. adj. exalbescens, becoming white, growing white, referring to the fading color of maturing colonies; from L. v. exalbesco

Pronunciation, gender: ex-al-BES-kens, masculine

Type strain: ATCC BAA-994; BAA-994; CIP 108449; DSM 16456; LA33B

Conduct genome-based taxonomy at

16S rRNA gene: AF513441 Analyse FASTA

Effective 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.

IJSEM list: Oren A, Garrity GM. Validation list no. 194. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2020; 70:4043-4049.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

• Synonyms:

  • Name	Kind
    "Nesiotobacter exalbescens" Park et al. 2025	homotypic synonym, not validly published
    Nesiotobacter exalbescens Donachie et al. 2006	homotypic synonym, validly published under the ICNP

• Notes:
  • 🧬 The phylogenomic assignment score of this taxon is 0.01108 (N = 3).
  • 🎓 Name mentioned 0 times in PubMed until 2025-06-04.

Parent taxon: Pseudovibrio Shieh et al. 2004

Assigned by: 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.

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Record number: 11102