[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Domain Bacteria Woese et al. 1990 stat. inval. see Domain Bacteria Woese et al. 2024
     Phylum "Actinobacteria" Garrity and Holt 2001 see Phylum Actinobacteria Goodfellow 2012 nom. inval.
       Class "Actinobacteria" Stackebrandt et al. 1997 nom. illeg. see Class Actinomycetes Krassilnikov 1949 (Approved Lists 1980)
         Subclass Actinobacteridae Stackebrandt et al. 1997 see Class Actinobacteria Stackebrandt et al. 1997 nom. illeg.
           Order Actinomycetales Buchanan 1917 (Approved Lists 1980)
             Suborder Frankineae Stackebrandt et al. 1997 see Order Frankiales Sen et al. 2014
               1 Family Frankiaceae Becking 1970 (Approved Lists 1980)
               2 Family Geodermatophilaceae Normand 2006
               3 Family Nakamurellaceae Tao et al. 2004
               3.0 Family Microsphaeraceae Rainey et al. 1997 nom. illeg. see Family Nakamurellaceae Tao et al. 2004
               4 Family Sporichthyaceae Rainey et al. 1997
               5 Family Acidothermaceae Rainey et al. 1997
               6 Family "Kineosporiaceae" "Garrity and Holt 2001" nom. nud. see Family Kineosporiaceae Zhi et al. 2009