Name: Exiguobacterium sibiricum Rodrigues et al. 2006

Category: Species

Proposed as: sp. nov.

Etymology: si.bi’ri.cum. N.L. neut. adj. sibiricum, pertaining to Siberia (region in northwestern Asia, the name said to come from Sibir, ancient Tatar fortress at the confluence of the rivers Tobol and Irtysh)

Gender: neuter

Type strain: 255-15; DSM 17290; JCM 13490

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: AY444839 Analyse FASTA

Effective publication: Rodrigues DF, Goris J, Vishnivetskaya T, Gilichinsky D, Thomashow MF, Tiedje JM. Characterization of Exiguobacterium isolates from the Siberian permafrost. Description of Exiguobacterium sibiricum sp. nov. Extremophiles 2006; 10:285-294.

IJSEM list: Euzeby JP. Validation list no. 112. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2006; 56:2507-2508.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Notes:
  • 🧬 The phylogenomic assignment score of this taxon is 0.08024 (N = 104).
  • 😷 The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 1.
  • 🎓 Name mentioned 54 times in PubMed until 2024-03-28.
  • 🧍 The culture collection accession number JCM 13490 has been provided on request for validation. Publication: Euzeby JP. Validation list no. 112. List of new names and new combinations previously effectively, but not validly, published. Int J Syst Evol Microbiol 2006; 56:2507-2508.

Parent taxon: Exiguobacterium Collins et al. 1984

Assigned by: Rodrigues DF, Goris J, Vishnivetskaya T, Gilichinsky D, Thomashow MF, Tiedje JM. Characterization of Exiguobacterium isolates from the Siberian permafrost. Description of Exiguobacterium sibiricum sp. nov. Extremophiles 2006; 10:285-294.

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Record number: 785684