Bifidobacteriaceae Stackebrandt et al. 1997 emend. Zhi et al. 2009 Bifidobacteriaceae Stackebrandt et al. 1997 emend. Zhi et al. 2009 Bifidobacterium Orla-Jensen 1924 emend. Rogosa 1974 (Approved Lists 1980) 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 Bifidobacteriales Stackebrandt et al. 1997 emend. Zhi et al. 2009 Incertae sedis 10 Garrity et al. 2007 Parascardovia Jian and Dong 2002 Gardnerella Greenwood and Pickett 1980 emend. Vaneechoutte et al. 2019 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 Okamoto M. Benno Y. Leung K.P. Maeda N. Metascardovia criceti gen. nov., sp. nov., from hamster dental plaque. 2007 51 747 754 Microbiology and Immunology Microbiol Immunol 0385-5600 1348-0421 17704637 García-Aljaro C. Ballesté E. Rosselló-Móra R. Cifuentes A. Richter M. Blanch A.R. Neoscardovia arbecensis gen. nov., sp. nov., isolated from porcine slurries 2012 35 374 379 Systematic and Applied Microbiology Syst Appl Microbiol 0723-2020 10.1016/j.syapm.2012.06.007 22824582 Killer J. Kopečný J. Mrázek J. Havlík J. Koppová I. Benada O. Rada V. Kofroňová O. Bombiscardovia coagulans gen. nov., sp. nov., a new member of the family Bifidobacteriaceae isolated from the digestive tract of bumblebees 2010 33 359 366 Systematic and Applied Microbiology Syst Appl Microbiol 0723-2020 10.1016/j.syapm.2010.08.002 20950979 Pechar R. Killer J. Švejstil R. Salmonová H. Geigerová M. Bunešová V. Rada V. Benada O. Galliscardovia ingluviei gen. nov., sp. nov., a thermophilic bacterium of the family Bifidobacteriaceae isolated from the crop of a laying hen (Gallus gallus f. domestica) 2017 67 7 2403 2411 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijsem.0.001972 28742007 Killer J. Mrázeka J. Buněsová V. Havlík J. Koppová I. Benada O. Rada V. Kopečný J. Vlková E. Pseudoscardovia suis gen. nov., sp. nov., a new member of the family Bifidobacteriaceae isolated from the digestive tract of wild pigs (Sus scrofa) 2013 36 11 16 Systematic and Applied Microbiology Syst Appl Microbiol 0723-2020 10.1016/j.syapm.2012.09.001 23122702 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 Zhi X.Y. Li W.J. Stackebrandt E. An update of the structure and 16S rRNA gene sequence-based definition of higher ranks of the class Actinobacteria, with the proposal of two new suborders and four new families and emended descriptions of the existing higher taxa. 2009 59 3 589 608 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijs.0.65780-0 19244447 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 Zhi X.Y. Li W.J. Stackebrandt E. An update of the structure and 16S rRNA gene sequence-based definition of higher ranks of the class Actinobacteria, with the proposal of two new suborders and four new families and emended descriptions of the existing higher taxa. 2009 59 3 589 608 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijs.0.65780-0 19244447