Natura - nature actualia - actual entities Mundus Plinius - physical world naturalia - natural bodies [[crown] organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020] [Superkingdom Prokaryota] [Kingdom Bacteria Cavalier-Smith 2002 - bacteria] see Domain Bacteria Woese et al. 1990 [Subkingdom Unibacteria Cavalier-Smith 2002] see Domain Bacteria Woese et al. 1990 [Division Posibacteria Cavalier-Smith 2002] [Subdivision Actinobacteria Cavalier-Smith 2002] see Phylum Actinobacteria Garrity and Holt 2001 [Class Arabobacteria Cavalier-Smith 2002] [Order Actinoplanales Cavalier-Smith 2002] see Order Actinomycetales Buchanan 1917 (Approved Lists 1980)