Name: Thalassobius mediterraneus Arahal et al. 2005

Category: Species

Proposed as: sp. nov.

Etymology: me.di.ter.ra’ne.us. L. masc. adj. mediterraneus, pertaining to the Mediterranean Sea

Pronunciation (Latin), gender: t^ha-las-SO-bi-us me-di-ter-RA-ne-us, masculine

Type strain: CCUG 49438; CECT 5383; CIP 108400; DSM 16398; XSM19

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AJ878874 Analyse FASTA

Valid publication: Arahal DR, Macian MC, Garay E, Pujalte MJ. Thalassobius mediterraneus gen. nov., sp. nov., and reclassification of Ruegeria gelatinovorans as Thalassobius gelatinovorus comb. nov. Int J Syst Evol Microbiol 2005; 55:2371-2376. 🇪🇸

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 55, part 6 of the IJSEM. Int J Syst Evol Microbiol 2006; 56:319-321.

Nomenclatural status: validly published under the ICNP, illegitimate name

Taxonomic status: in need of a replacement

Risk group: 1

• Synonyms:

  • Name	Kind
    Thalassovita mediterranea (Arahal et al. 2005) Deshmukh and Oren 2023	homotypic synonym, validly published under the ICNP, illegitimate name

• Emendations:
  • Hördt et al. 2020 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. 🇩🇪 Oren A, Garrity GM. List of changes in taxonomic opinion no. 32. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2020; 70:4061-4090.

• Notes:
  • 🥇 Nomenclatural type of the genus Thalassobius Arahal et al. 2005. Publication: Arahal DR, Macian MC, Garay E, Pujalte MJ. Thalassobius mediterraneus gen. nov., sp. nov., and reclassification of Ruegeria gelatinovorans as Thalassobius gelatinovorus comb. nov. Int J Syst Evol Microbiol 2005; 55:2371-2376. 🇪🇸
  • 😷 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 7 times in PubMed until 2026-06-11.

Parent taxon: Thalassobius Arahal et al. 2005

Assigned by: Arahal DR, Macian MC, Garay E, Pujalte MJ. Thalassobius mediterraneus gen. nov., sp. nov., and reclassification of Ruegeria gelatinovorans as Thalassobius gelatinovorus comb. nov. Int J Syst Evol Microbiol 2005; 55:2371-2376. 🇪🇸

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Record number: 782447