Name: Celeribacter neptunius Ivanova et al. 2010

Category: Species

Proposed as: sp. nov.

Etymology: nep.tu’ni.us. L. masc. adj. neptunius, pertaining to Neptunius (Roman god of the sea), referring to the habitat of the bacteria

Pronunciation, gender: nep-TU-ni-us, masculine

Type strain: CIP 109922; DSM 26471; H 14; KMM 6012

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: FJ535354 Analyse FASTA

Valid publication: Ivanova EP, Webb H, Christen R, Zhukova NV, Kurilenko VV, Kalinovskaya NI, Crawford RJ. Celeribacter neptunius gen. nov., sp. nov., a new member of the class Alphaproteobacteria. Int J Syst Evol Microbiol 2010; 60:1620-1625.

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 60, part 7 of the IJSEM. Int J Syst Evol Microbiol 2010; 60:2261-2262.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• 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 Celeribacter Ivanova et al. 2010. Publication: Ivanova EP, Webb H, Christen R, Zhukova NV, Kurilenko VV, Kalinovskaya NI, Crawford RJ. Celeribacter neptunius gen. nov., sp. nov., a new member of the class Alphaproteobacteria. Int J Syst Evol Microbiol 2010; 60:1620-1625.
  • 😷 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 5 times in PubMed until 2025-06-04.

Parent taxon: Celeribacter Ivanova et al. 2010

Assigned by: Ivanova EP, Webb H, Christen R, Zhukova NV, Kurilenko VV, Kalinovskaya NI, Crawford RJ. Celeribacter neptunius gen. nov., sp. nov., a new member of the class Alphaproteobacteria. Int J Syst Evol Microbiol 2010; 60:1620-1625.

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Record number: 788633