Name: Ewingella Grimont et al. 1984

Category: Genus

Proposed as: gen. nov.

Etymology: E.wing.el’la. N.L. fem. dim. n. Ewingella, named to honor William H. Ewing an American bacteriologist who made many contributions to the nomenclature and classification of the families Enterobacteriaceae and Vibrionaceae

Gender, pronunciation: feminine (stem: Ewingell-), e-win͡g-EL-la

Type species: Ewingella americana Grimont et al. 1984

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Effective publication: Grimont PA, Farmer JJ, Grimont F, Asbury MA, Brenner DJ, Deval C. Ewingella americana gen.nov., sp.nov., a new Enterobacteriaceae isolated from clinical specimens. Ann Microbiol (Paris) 1983; 134A:39-52.

IJSEM list: Anonymous. Validation list no. 13. Validation of publication of new names and new combinations previously effectively published outside the IJSB. Int J Syst Bacteriol 1984; 34:91-92.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 2

• Notes:
  • 🧕 Boone et al. (2001) assigned this genus to the family Enterobacteriaceae Rahn 1937 (Approved Lists 1980). Publication: Garrity GM, Holt JG. The Road Map to the Manual. In: Boone DR, Castenholz RW, Garrity GM (eds), Bergey's Manual of Systematic Bacteriology, second edition, vol. 1 (The Archaea and the deeply branching and phototrophic Bacteria), Springer-Verlag, New York, 2001, p. 119-166.
  • 🧬 The phylogenomic assignment score of this taxon is 0.02037 (N = 4).
  • 🎰 The BRCs most frequently used for deposits in this group are: DSM: 2; LMG: 2; ATCC: 1; CIP: 1; JCM: 1; CCUG: 1; NCIMB: 1; NCTC: 1.
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 2, note = "Animal classification RG: 1 - Security sensitive biological agent: No - Terrestrial animal pathogen under Canadian Food Inspection Agency authority: No - Containment level: Containment Level 2". — 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.
  • 🧍 Pittman et al. (1991) suggested the abbreviation "EWGL" for this genus name but this does not appear to be of practical relevance any longer. Publication: Pittman KF, Walczak CA, Lock CM. Codes and abbreviations for approved of effectively published names of genera of bacteria published from January 1980 to December 1990. Int J Syst Bacteriol 1991; 41:571-579.

Subdivision:

Number of child taxa with a validly published and correct name: 1
Number of child taxa with a validly published name, including synonyms: 1
Total number of child taxa: 3

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    "Ewingella allii" Mnguni et al. 2025	not validly published	preferred name
    Ewingella americana Grimont et al. 1984	validly published under the ICNP	correct name
    "Ewingella docleensis" Prieto et al. 2025	not validly published	preferred name

Parent taxon: Yersiniaceae Adeolu et al. 2016

Assigned by: Adeolu M, Alnajar S, Naushad S, S Gupta R. Genome-based phylogeny and taxonomy of the 'Enterobacteriales': proposal for Enterobacterales ord. nov. divided into the families Enterobacteriaceae, Erwiniaceae fam. nov., Pectobacteriaceae fam. nov., Yersiniaceae fam. nov., Hafniaceae fam. nov., Morganellaceae fam. nov., and Budviciaceae fam. nov. Int J Syst Evol Microbiol 2016; 66:5575-5599.

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Record number: 515607