Name: Roseibium alexandrii (Biebl et al. 2007) Hördt et al. 2020

Category: Species

Proposed as: comb. nov.

Basonym: Labrenzia alexandrii Biebl et al. 2007

Etymology: a.le.xan’dri.i. N.L. gen. neut. n. alexandrii, of Alexandrium, the genus name of the dinoflagellate Alexandrium lusitanicum, the source of isolation of the type strain

Gender: neuter

Type strain: DFL-11; DSM 17067; NCIMB 14079

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AJ582083 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
    Labrenzia alexandrii Biebl et al. 2007	homotypic synonym, validly published under the ICNP

• Notes:
  • 🧬 The phylogenomic assignment score of this taxon is 0.13485 (N = 3).
  • 🎓 Name mentioned 1 time in PubMed until 2025-06-04.

Parent taxon: Roseibium Suzuki et al. 2000

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: 11099