Actinomycetales Buchanan 1917 (Approved Lists 1980) emend. Salam et al. 2020 Actinomycetales Buchanan 1917 (Approved Lists 1980) emend. Salam et al. 2020 Actinomyces Harz 1877 (Approved Lists 1980) emend. Nouioui et al. 2018 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) Actinomycetales Buchanan 1917 (Approved Lists 1980) emend. Salam et al. 2020 Actinomycetes Krasil'nikov 1949 (Approved Lists 1980) Acidothermales Sen et al. 2014 Bifidobacteriales Stackebrandt et al. 1997 emend. Zhi et al. 2009 Catenulisporales (Cavaletti et al. 2006) Donadio et al. 2015 Corynebacteriales Goodfellow and Jones 2015 emend. Nouioui et al. 2018 Cryptosporangiales Nouioui et al. 2018 Frankiales Sen et al. 2014 Geodermatophilales Sen et al. 2014 Glycomycetales Labeda 2015 Jiangellales Tang et al. 2015 Kineosporiales (Zhi et al. 2009) Kämpfer 2015 Micrococcales Prévot 1940 (Approved Lists 1980) emend. Salam et al. 2020 Micromonosporales (Stackebrandt et al. 1997) Genilloud 2015 Nakamurellales Sen et al. 2014 Propionibacteriales (Rainey et al. 1997) Patrick and McDowell 2015 emend. Nouioui et al. 2018 Pseudonocardiales Labeda and Goodfellow 2015 Sporichthyales Nouioui et al. 2018 Streptosporangiales Goodfellow 2015 emend. Nouioui et al. 2018 Actinocatenisporales Salam et al. 2020 Cellulomonadales Salam et al. 2020 Ruaniales Salam et al. 2020 Phytomonosporales Salam et al. 2020 Motilibacterales Salam et al. 2020 Microbacteriales Salam et al. 2020 Antricoccales Salam et al. 2020 Aquipuribacterales Salam et al. 2020 Dermatophilales Salam et al. 2020 Demequinales Salam et al. 2020 Dermabacterales Salam et al. 2020 Jatrophihabitantales Salam et al. 2020 Beutenbergiales Salam et al. 2020 Bogoriellales Salam et al. 2020 Brevibacteriales Salam et al. 2020 Pseudonocardineae Stackebrandt et al. 1997 emend. Labeda et al. 2011 Micromonosporineae Stackebrandt et al. 1997 emend. Zhi et al. 2009 Glycomycineae Rainey et al. 1997 emend. Zhi et al. 2009 Streptomycineae Rainey et al. 1997 emend. Zhi et al. 2009 Propionibacterineae Rainey et al. 1997 emend. Zhi et al. 2009 Kineosporiineae Zhi et al. 2009 Catenulisporineae Cavaletti et al. 2006 emend. Zhi et al. 2009 Actinopolysporineae Zhi et al. 2009 Incertae sedis 60 None 2015 Corynebacterineae Stackebrandt et al. 1997 emend. Zhi et al. 2009 Actinomycineae Stackebrandt et al. 1997 emend. Zhi et al. 2009 Frankineae Stackebrandt et al. 1997 emend. Lee 2013 Micrococcineae Stackebrandt et al. 1997 emend. Yassin et al. 2011 Streptosporangineae Ward-Rainey et al. 1997 emend. Zhi et al. 2009 Arcanobacteriaceae Salam et al. 2020 Breed R.S. Breed R.S. Murray E.G.D. Smith N.R. Considerations influencing the classification used in this edition of the Manual 1957 7 4 14 Bergey's Manual of Determinative Bacteriology The Williams and Wilkins Co. Baltimore Cavaletti L. Monciardini P. Schumann P. Rohde M. Bamonte R. Busti E. Sosio M. Donadio S. 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Sneath P.H.A. Approved Lists of Bacterial Names 1980 30 1 225 420 International Journal of Systematic Bacteriology Int J Syst Bacteriol 0020-7713 10.1099/00207713-30-1-225 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 Micrococcales Prévot 1940 (Approved Lists 1980) emend. Salam et al. 2020 Mycobacteriales Janke 1924 (Approved Lists 1980) emend. Gupta 2019 Salam N. Jiao J.-Y. Zhang X.-T. Li W.-J. Update on the classification of higher ranks in the phylum Actinobacteria. 2020 70 2 1331 1355 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijsem.0.003920 31808738 Buchanan R.E. Studies in the nomenclature and classification of bacteria. II. The primary subdivisions of the Schizomycetes. 1917 2 155 164 Journal of Bacteriology J Bacteriol 0021-9193 1098-5530 16558735 Skerman V.B.D. McGowan V. Sneath P.H.A. Approved Lists of Bacterial Names 1980 30 1 225 420 International Journal of Systematic Bacteriology Int J Syst Bacteriol 0020-7713 10.1099/00207713-30-1-225 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