Name: Sediminispirochaeta smaragdinae (Magot et al. 1998) Shivani et al. 2016

Category: Species

Proposed as: comb. nov.

Basonym: Spirochaeta smaragdinae Magot et al. 1998

Etymology: N.L. gen. masc. n. smaragdinae, intended to mean from Emerald, the name of the oilfield in Congo, Central Africa

Gender: feminine

Type strain: DSM 11293; JCM 15392; SEBR 4228

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: U80597 Analyse FASTA

Valid publication: Shivani Y, Subhash Y, Sasikala C, Ramana CV. Description of 'Candidatus Marispirochaeta associata' and reclassification of Spirochaeta bajacaliforniensis, Spirochaeta smaragdinae and Spirochaeta sinaica to a new genus Sediminispirochaeta gen. nov. as Sediminispirochaeta bajacaliforniensis comb. nov., Sediminispirochaeta smaragdinae comb. nov. and Sediminispirochaeta sinaica comb. nov. Int J Syst Evol Microbiol 2016; 66:5485-5492.

IJSEM list: Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 66, part 12 of the IJSEM. Int J Syst Evol Microbiol 2017; 67:525-528.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Synonyms:

  • Name	Kind
    Spirochaeta smaragdinae Magot et al. 1998	homotypic synonym, validly published under the ICNP

• 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:
    • 🧍 The genome of the type strain was sequenced as part of the GEBA (Genomic Encyclopedia of Bacteria and Archaea) project.

• Notes:
  • 🧬 The phylogenomic assignment score of this taxon is 0.40287 (N = 6).
  • 😷 The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 1.
  • 🎓 Name mentioned 2 times in PubMed until 2024-03-27.

Parent taxon: Sediminispirochaeta Shivani et al. 2016

Assigned by: Shivani Y, Subhash Y, Sasikala C, Ramana CV. Description of 'Candidatus Marispirochaeta associata' and reclassification of Spirochaeta bajacaliforniensis, Spirochaeta smaragdinae and Spirochaeta sinaica to a new genus Sediminispirochaeta gen. nov. as Sediminispirochaeta bajacaliforniensis comb. nov., Sediminispirochaeta smaragdinae comb. nov. and Sediminispirochaeta sinaica comb. nov. Int J Syst Evol Microbiol 2016; 66:5485-5492.

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Record number: 794929