Name: Eikenella Jackson and Goodman 1972 (Approved Lists 1980)

Category: Genus

Proposed as: gen. nov.

Etymology: Ei.ken.el’la. N.L. fem. dim. n. Eikenella, named after M. Eiken, who first named the type species of the genus

Gender: feminine (stem: Eikenell-)

Type species: Eikenella corrodens (Eiken 1958) Jackson and Goodman 1972 (Approved Lists 1980)

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Effective publication: Jackson FL, Goodman YE. Transfer of the facultatively anaerobic organism Bacteroides corrodens Eiken to a new genus Eikenella. International Journal of Systematic Bacteriology 1972; 22:73-77.

IJSEM list: Skerman VBD, McGowan V, Sneath PHA. Approved lists of bacterial names. Int J Syst Bacteriol 1980; 30:225-420.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 2

• Emendations:
  • Bernard et al. 2020 Bernard KA, Burdz T, Wiebe D, Bernier AM. Description of Eikenella halliae sp. nov. and Eikenella longinqua sp. nov., derived from human clinical materials, emendation of Eikenella exigua Stormo et al. 2019 and emendation of the genus Eikenella to include species which are strict anaerobes. Int J Syst Evol Microbiol 2020; 70:3167-3178. Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 70, part 5 of the IJSEM. Int J Syst Evol Microbiol 2020; 70:4421-4424.
    Notes:
    • ⊕ Emendation accompanied by the proposal of 2 new species in the genus.
  • Hering et al. 2021 Hering S, Jansson MK, Buhl MEJ. Eikenella glucosivorans sp. nov., isolated from a human throat swab, and emendation of the genus Eikenella to include saccharolytic species. Int J Syst Evol Microbiol 2021; 71:4977. Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 71, part 9 of the IJSEM. Int J Syst Evol Microbiol 2021; 71:5130.
    Notes:
    • ⊕ Emendation accompanied by the proposal of 1 new species in the genus.

• Notes:
  • 🚋 The type species of this genus has alternatively been placed in the genus Bacteroides Castellani and Chalmers 1919 (Approved Lists 1980). Publication: Eiken M. Studies on an anaerobic, rodshaped, gram-negative microorganism: Bacteroides corrodens n. sp. Acta Pathol Microbiol Scand 1958; 43:404-416.
  • 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Eikeneila"; "Eikenelfa"; "Eikenelia"; "Eikinella".
  • 🎰 The BRCs most frequently used for deposits in this group are: NCTC: 4; DSM: 3; CCUG: 2; CIP: 1; JCM: 1; ATCC: 1.
  • 😷 The risk group for Canada has been imported on 2024-02-27. The full classification is: risk group = 2, note = "Animal classification RG: 2 - 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 "EKNL" 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: 5
Number of child taxa with a validly published name, including synonyms: 5
Total number of child taxa: 5

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Eikenella corrodens (Eiken 1958) Jackson and Goodman 1972 (Approved Lists 1980)	validly published under the ICNP	correct name
    Eikenella exigua Stormo et al. 2020	validly published under the ICNP	correct name
    Eikenella glucosivorans Hering et al. 2021	validly published under the ICNP	correct name
    Eikenella halliae Bernard et al. 2020	validly published under the ICNP	correct name
    Eikenella longinqua Bernard et al. 2020	validly published under the ICNP	correct name

Parent taxon: Neisseriaceae Prévot 1933 (Approved Lists 1980)

Assigned by: Rossau R, Vandenbussche G, Thielemans S, Segers P, Grosch H, Göthe E, Mannheim W, De Ley J. Ribosomal ribonucleic acid cistron similarities and deoxyribonucleic acid homologies of Neisseria, Kingella, Eikenella, Simonsiella, Alysiella, and Centers for Disease Control groups EF-4 and M-5 in the emended family Neisseriaceae. Int. J. Syst. Bacteriol. 1989; 39:185-198.

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Record number: 515568