Name: Youngiibacter fragilis Lawson et al. 2014

Category: Species

Proposed as: sp. nov.

Etymology: fra’gi.lis. L. masc./fem. adj. fragilis, easily broken, brittle, fragile, pertaining to the fragile nature of the cell wall

Gender: masculine

Type strain: 232.1; ATCC BAA-2257; DSM 24749

See detailed strain information at

Conduct genome-based taxonomy at

16S rRNA gene: JF262039 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

Risk group: 1

• Notes:
  • 🥇 Nomenclatural type of the genus Youngiibacter Lawson et al. 2014. 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.
  • 😷 The risk group for Germany has been imported on 2023-10-29. The full classification is: risk group = 1.
  • 🎓 Name mentioned 3 times in PubMed until 2024-03-27.

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: 791456