Gardnerella Greenwood and Pickett 1980 emend. Vaneechoutte et al. 2019 Gardnerella Greenwood and Pickett 1980 emend. Vaneechoutte et al. 2019 Gardnerella vaginalis (Gardner and Dukes 1955) Greenwood and Pickett 1980 emend. Vaneechoutte et al. 2019 Universal Root Woese et al. 1990 Bacteria (None 2015) Woese et al. 1990 Actinobacteria (sic) Goodfellow 2021 non Actinobacteria Stackebrandt et al. 1997 Actinomycetota corrig. Goodfellow 2021 Actinobacteriota corrig. Goodfellow 2021 Actinomycetes Krasil'nikov 1949 (Approved Lists 1980) Bifidobacteriales Stackebrandt et al. 1997 emend. Zhi et al. 2009 Bifidobacteriaceae Stackebrandt et al. 1997 emend. Zhi et al. 2009 Gardnerella Greenwood and Pickett 1980 emend. Vaneechoutte et al. 2019 Bifidobacteriaceae Stackebrandt et al. 1997 emend. Zhi et al. 2009 Parascardovia Jian and Dong 2002 Aeriscardovia Simpson et al. 2004 Scardovia Jian and Dong 2002 emend. Downes et al. 2011 Metascardovia Okamoto et al. 2007 Bifidobacterium Orla-Jensen 1924 emend. Rogosa 1974 (Approved Lists 1980) Alloscardovia Huys et al. 2007 emend. Killer et al. 2013 Pseudoscardovia Killer et al. 2014 Neoscardovia García-Aljaro et al. 2015 Bombiscardovia Killer et al. 2014 Galliscardovia Pechar et al. 2017 Gardnerella vaginalis (Gardner and Dukes 1955) Greenwood and Pickett 1980 emend. Vaneechoutte et al. 2019 Gardnerella leopoldii Vaneechoutte et al. 2019 Gardnerella piotii Vaneechoutte et al. 2019 Gardnerella swidsinskii 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. 2019 69 3 679 687 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijsem.0.003200 30648938 Greenwood J.R. Pickett M.J. Transfer of Haemophilus vaginalis Gardner and Dukes to a new genus, Gardnerella: G. vaginalis (Gardner and Dukes) comb. nov. 1980 30 1 170 178 International Journal of Systematic Bacteriology Int J Syst Bacteriol 0020-7713 10.1099/00207713-30-1-170 Stackebrandt E. Rainey F.A. Ward-Rainey N.L. Proposal for a new hierarchic classification system, Actinobacteria classis nov. 1997 47 2 479 491 International Journal of Systematic Bacteriology Int J Syst Bacteriol 0020-7713 10.1099/00207713-47-2-479 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. 2019 69 3 679 687 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijsem.0.003200 30648938 Greenwood J.R. Pickett M.J. Transfer of Haemophilus vaginalis Gardner and Dukes to a new genus, Gardnerella: G. vaginalis (Gardner and Dukes) comb. nov. 1980 30 1 170 178 International Journal of Systematic Bacteriology Int J Syst Bacteriol 0020-7713 10.1099/00207713-30-1-170