Name: Youngiibacter multivorans (Tanaka et al. 1992) Lawson et al. 2014

Category: Species

Proposed as: comb. nov.

Basonym: Acetivibrio multivorans Tanaka et al. 1992

Etymology: mul.ti’vo.rans. L. masc. adj. multus, many, numerous; L. pres. part. vorans, devouring, eating greedily; N.L. masc. part. adj. multivorans, devouring many kinds of substrates

Pronunciation, gender: mul-TI-wo-rans, masculine

Type strain: ATCC 49731; DSM 6139; PeC1

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: FR749900 Analyse FASTA

Valid publication: Lawson PA, Wawrik B, Allen TD, Johnson CN, Marks CR, Tanner RS, Harriman BH, Strapoc D, Callaghan AV. Youngiibacter fragilis gen. nov., sp. nov., isolated from natural gas production-water and reclassification of Acetivibrio multivorans as Youngiibacter multivorans comb. nov. Int J Syst Evol Microbiol 2014; 64:198-205.

IJSEM list: Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 64, part 1 of the IJSEM. Int J Syst Evol Microbiol 2014; 64:1075-1076.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name (and explicitly recommended for medical use)

Risk group: 1

• Synonyms:

  • Name	Kind
    Acetivibrio multivorans Tanaka et al. 1992	homotypic synonym, validly published under the ICNP

• Notes:
  • 😷 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 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 2 times in PubMed until 2025-06-04.
  • 🙆 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as the name to be applied to this species. The name is on LoRN because of the recorded risk group of other species in the genus.

Parent taxon: Youngiibacter Lawson et al. 2014

Assigned by: Lawson PA, Wawrik B, Allen TD, Johnson CN, Marks CR, Tanner RS, Harriman BH, Strapoc D, Callaghan AV. Youngiibacter fragilis gen. nov., sp. nov., isolated from natural gas production-water and reclassification of Acetivibrio multivorans as Youngiibacter multivorans comb. nov. Int J Syst Evol Microbiol 2014; 64:198-205.

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Record number: 791457