Humicoccus Yoon et al. 2007 Humicoccus flavidus Yoon et al. 2007 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) Nakamurellales Sen et al. 2014 Nakamurellaceae Tao et al. 2004 emend. Zhi et al. 2009 Humicoccus Yoon et al. 2007 Nakamurellaceae Tao et al. 2004 emend. Zhi et al. 2009 Nakamurella Tao et al. 2004 emend. Kim et al. 2012 Saxeibacter Lee et al. 2008 Humicoccus flavidus Yoon et al. 2007 Yoon J.H. Kang S.J. Jung S.Y. Oh T.K. Humicoccus flavidus gen. nov., sp. nov., isolated from soil. 2007 57 1 56 59 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijs.0.64246-0 17220441