Name: Gardnerella Greenwood and Pickett 1980

Category: Genus

Proposed as: gen. nov.

Etymology: Gard.ne.rel’la. N.L. fem. dim. n. Gardnerella, named after H.L. Gardner

Gender, pronunciation (Latin): feminine (stem: Gardnerell-), gard-ne-REL-la

Type species: Gardnerella vaginalis (Gardner and Dukes 1955) Greenwood and Pickett 1980

Conduct genome-based taxonomy of genus at TYGS

16S rRNA gene: Analyse FASTA

Valid publication: Greenwood JR, Pickett MJ. Transfer of Haemophilus vaginalis Gardner and Dukes to a new genus, Gardnerella: G. vaginalis (Gardner and Dukes) comb. nov. Int. J. Syst. Bacteriol. 1980; 30:170-178.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name

Risk group: 2

• Emendations:
  • Vaneechoutte et al. 2019 Vaneechoutte M, Guschin A, Van Simaey L, Gansemans Y, Van Nieuwerburgh F, Cools P. Emended description of Gardnerella vaginalis and description of Gardnerella leopoldii sp. nov., Gardnerella piotii sp. nov. and Gardnerella swidsinskii sp. nov., with delineation of 13 genomic species within the genus Gardnerella. Int J Syst Evol Microbiol 2019; 69:679-687. 🇧🇪 Oren A, Garrity GM. Notification list. Notification that new names and new combinations have appeared in volume 69, part 3 of the IJSEM. Int J Syst Evol Microbiol 2019; 69:1529-1530.
    Notes:
    • ⊕ Emendation accompanied by the proposal of 3 new species in the genus.

• Notes:
  • 🚋 The type species of this genus has alternatively been placed in the genus Corynebacterium Lehmann and Neumann 1896 (Approved Lists 1980). Publication: Zinnemann K, Turner GC. The taxonomic position of “Haemophilus vaginalis” (Corynebacterium vaginale). The Journal of Pathology and Bacteriology 1963; 85:213-219.
  • 🚋 The type species of this genus has alternatively been placed in the genus Haemophilus corrig. Winslow et al. 1917 (Approved Lists 1980). Publication: Gardner HL, Dukes CD. Haemophilus vaginalis vaginitis: a newly defined specific infection previously classified non-specific vaginitis. Am J Obstet Gynecol 1955; 69:962-976.
  • 🙄 This taxon name is occasionally misprinted (or affected by an OCR error) in some sources as: "Gardenerella"; "Garderella"; "Gardnerelia"; "Gradnerella".
  • 🧔 This taxon was discussed in a meeting of a Taxonomic Subcommittee of the ICSP. Publication: Klein G. International Committee on Systematic Bacteriology. Subcommittee on the taxonomy of Bifidobacterium, Lactobacillus and related organisms. Minutes of the meetings, 22 and 23 September 1999, Veldhoven, The Netherlands. Int. J. Syst. Evol. Microbiol. 2001; 51:259-261.
  • 🎰 The BRCs most frequently used for deposits in this group are: NCTC: 5; CSUR: 4; LMG: 4; CCUG: 4; CECT: 4; DSM: 3; CCP: 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: 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 "GARL" 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: 10
Number of child taxa with a validly published name, including synonyms: 10
Total number of child taxa: 10

• Child taxa:

  • Name	Nomenclatural status	Taxonomic status
    Gardnerella bretellae Allini Ntiguemassa et al. 2026	validly published under the ICNP	correct name
    Gardnerella greenwoodii Sousa et al. 2023	validly published under the ICNP	correct name
    Gardnerella lacydonensis Allini Ntiguemassa et al. 2026	validly published under the ICNP	correct name
    Gardnerella leopoldii Vaneechoutte et al. 2019	validly published under the ICNP	correct name
    Gardnerella massiliensis Allini Ntiguemassa et al. 2026	validly published under the ICNP	correct name
    Gardnerella phocaeensis Allini Ntiguemassa et al. 2026	validly published under the ICNP	correct name
    Gardnerella pickettii Sousa et al. 2023	validly published under the ICNP	correct name
    Gardnerella piotii Vaneechoutte et al. 2019	validly published under the ICNP	correct name
    Gardnerella swidsinskii Vaneechoutte et al. 2019	validly published under the ICNP	correct name
    Gardnerella vaginalis (Gardner and Dukes 1955) Greenwood and Pickett 1980	validly published under the ICNP	correct name

Parent taxon: Bifidobacteriaceae Stackebrandt et al. 1997

Assigned by: Silva JK, Herve V, Mies US, Platt K, Brune A. A Novel Lineage of Endosymbiotic Actinomycetales: Genome Reduction and Acquisition of New Functions in Bifidobacteriaceae Associated With Termite Gut Flagellates. Environ Microbiol 2025; 27:e70010. 🇩🇪

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Record number: 515677