Catenulisporineae Cavaletti et al. 2006 emend. Zhi et al. 2009 Catenulispora Busti et al. 2006 emend. Tamura et al. 2008 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 Catenulisporineae Cavaletti et al. 2006 emend. Zhi et al. 2009 Actinomycetales Buchanan 1917 (Approved Lists 1980) emend. 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 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 Catenulisporaceae Busti et al. 2006 emend. Zhi et al. 2009 Actinospicaceae Cavaletti et al. 2006 emend. Zhi et al. 2009 Cavaletti L. Monciardini P. Schumann P. Rohde M. Bamonte R. Busti E. Sosio M. Donadio S. Actinospica robiniae gen. nov., sp. nov. and Actinospica acidiphila sp. nov.: proposal for Actinospicaceae fam. nov. and Catenulisporinae subord. nov. in the order Actinomycetales. 2006 56 8 1747 1753 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 10.1099/ijs.0.63859-0 16902002