Name: Azoarcus olearius Chen et al. 2013

Category: Species

Proposed as: sp. nov.

Etymology: o.le.a’ri.us. L. masc. adj. olearius, of or belonging to oil, describing the environment from which the type strain was isolated

Pronunciation (Latin), gender: a-zo-AR-kus o-le-A-ri-us, masculine

Type strain: BCRC 80407; DQS-4; DSM 100663; KCTC 23918; LMG 26893

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: EF158388 Analyse FASTA

Valid publication: Chen MH, Sheu SY, James EK, Young CC, Chen WM. Azoarcus olearius sp. nov., a nitrogen-fixing bacterium isolated from oil-contaminated soil. Int J Syst Evol Microbiol 2013; 63:3755-3761. 🇹🇼

IJSEM list: Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 63, part 10 of the IJSEM. Int J Syst Evol Microbiol 2014; 64:6-7.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 1

• Notes:
  • 🧬 The phylogenomic assignment score of this taxon is 0.00996 (N = 9).
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 1, note = "Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 1". — 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 14 times in PubMed until 2026-06-11.

Parent taxon: Azoarcus Reinhold-Hurek et al. 1993

Assigned by: Chen MH, Sheu SY, James EK, Young CC, Chen WM. Azoarcus olearius sp. nov., a nitrogen-fixing bacterium isolated from oil-contaminated soil. Int J Syst Evol Microbiol 2013; 63:3755-3761. 🇹🇼

Linking: To permanently link to this page, use https://doi.org/10.83108/rn.791199Copy to clipboardLink copied to clipboard

Record number: 791199