prokaryotes - bacteria see Domain Bacteria Woese et al. 1990
   Domain "Bacteria" Woese et al. 1990
     Phylum "Actinobacteria" Garrity and Holt 2001
       Class Actinobacteria Stackebrandt et al. 1997
         Order Actinomycetales Buchanan 1917 (Approved Lists 1980)
           Suborder Streptosporangineae Ward-Rainey et al. 1997
             1 Family Nocardiopsaceae Rainey et al. 1996
             2 Family Streptosporangiaceae Goodfellow et al. 1990
             3 Family Thermomonosporaceae Rainey et al. 1997
             4 Genus Allonocardiopsis Du et al. 2013, incertae sedis
             5 Genus Sinosporangium Zhang et al. 2011, incertae sedis