Name: Oceanicaulis alexandrii Strömpl et al. 2003

Category: Species

Proposed as: sp. nov.

Etymology: a.le.xan.dri’i. N.L. neut. n. Alexandrium, the (dinoflagellate) from Alexandria; N.L. gen. neut. n. alexandrii, of Alexandrium, the source of isolation and postulated natural habitat

Pronunciation (Latin), gender: … a-le-ksan-DRI-i, masculine

Type strain: C116-18; DSM 11625; NCIMB 13905

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AJ309862 Analyse FASTA

Valid publication: Strompl C, Hold GL, Lunsdorf H, Graham J, Gallacher S, Abraham WR, Moore ER, Timmis KN. Oceanicaulis alexandrii gen. nov., sp. nov., a novel stalked bacterium isolated from a culture of the dinoflagellate Alexandrium tamarense (Lebour) Balech. Int J Syst Evol Microbiol 2003; 53:1901-1906. 🇩🇪

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 53, part 6 of the IJSEM. Int J Syst Evol Microbiol 2004; 54:309-311.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Notes:
  • 🥇 Nomenclatural type of the genus Oceanicaulis Strömpl et al. 2003. Publication: Strompl C, Hold GL, Lunsdorf H, Graham J, Gallacher S, Abraham WR, Moore ER, Timmis KN. Oceanicaulis alexandrii gen. nov., sp. nov., a novel stalked bacterium isolated from a culture of the dinoflagellate Alexandrium tamarense (Lebour) Balech. Int J Syst Evol Microbiol 2003; 53:1901-1906. 🇩🇪
  • 😷 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 7 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: Oceanicaulis Strömpl et al. 2003

Assigned by: Strompl C, Hold GL, Lunsdorf H, Graham J, Gallacher S, Abraham WR, Moore ER, Timmis KN. Oceanicaulis alexandrii gen. nov., sp. nov., a novel stalked bacterium isolated from a culture of the dinoflagellate Alexandrium tamarense (Lebour) Balech. Int J Syst Evol Microbiol 2003; 53:1901-1906. 🇩🇪

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Record number: 778925