Species Tritonibacter ulvae

Name: Tritonibacter ulvae (Penesyan et al. 2013) Hördt et al. 2020

Category, proposed as: species, comb. nov.

Basonym: Epibacterium ulvae Penesyan et al. 2013

Etymology: ul’vae. L. gen. fem. n. ulvae, of Ulva, the name of a genus of green algae, as the type strain was isolated from a frond surface of Ulva pertusa Kjellman

Pronunciation (Latin), gender: tri-to-ni-BAK-ter UL-wa͡e, masculine

Type strain: DSM 24752; LMG 26464; U95

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: JN935021 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, illegitimate name

Taxonomic status: synonym

Correct name: Epibacterium ulvae Penesyan et al. 2013

Risk group: 1

• Synonyms:

  • Name	Kind
    Epibacterium ulvae Penesyan et al. 2013	homotypic synonym, validly published under the ICNP

• Notes:
  • 😷 The risk group for Germany has been imported on 2026-08-13. 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 1 time in PubMed until 2026-06-11.
  • 🧍 Tritonibacter ulvae (Penesyan et al. 2013) Hördt et al. 2020 is illegitimate because it is a homotypic synonym of a type species with a genus name that has priority. Publication: Penesyan A, Breider S, Schumann P, Tindall BJ, Egan S, Brinkhoff T. Epibacterium ulvae gen. nov., sp. nov., epibiotic bacteria isolated from the surface of a marine alga. Int J Syst Evol Microbiol 2013; 63:1589-1596. 🇦🇺

Parent taxon: Tritonibacter Klotz et al. 2018

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: 11125