Species Poseidonocella sedimentorum

Name: Poseidonocella sedimentorum Romanenko et al. 2012

Category, proposed as: species, sp. nov.

Etymology: se.di.men.to’rum. L. gen. neut. pl. n. sedimentorum, of settlings, subsidences, here intended to mean of sediments, referring to source of isolation

Pronunciation (Latin), gender: po-se-i-do-no-KEL-la se-di-men-TO-rum, feminine

Type strain: DSM 29315; JCM 17311; KCTC 23692; KMM 9023; NRIC 796

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AB576006 Analyse FASTA

Effective publication: Romanenko LA, Tanaka N, Svetashev VI, Kalinovskaya NI. Poseidonocella pacifica gen. nov., sp. nov. and Poseidonocella sedimentorum sp. nov., novel alphaproteobacteria from the shallow sandy sediments of the Sea of Japan. Arch Microbiol 2012; 194:113-121. 🇷🇺

IJSEM list: Euzeby JP. Validation list no. 145. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2012; 62:1017-1019.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Notes:
  • 🧬 The phylogenomic assignment score of this taxon is 0.05944 (N = 111).
  • 😷 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 2 times in PubMed until 2026-06-11.
  • 🧍 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. 🇩🇪
  • 🧍 The accession number KCTC 23692 has been provided at the time of request for valid publication of the name. Publication: Euzeby JP. Validation list no. 145. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2012; 62:1017-1019.

Parent taxon: Poseidonocella Romanenko et al. 2012

Assigned by: Romanenko LA, Tanaka N, Svetashev VI, Kalinovskaya NI. Poseidonocella pacifica gen. nov., sp. nov. and Poseidonocella sedimentorum sp. nov., novel alphaproteobacteria from the shallow sandy sediments of the Sea of Japan. Arch Microbiol 2012; 194:113-121. 🇷🇺

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Record number: 789789