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 Archaebacteria Cavalier-Smith 2002] see Domain Archaea Woese et al. 1990 [Subdivision Euryarchaeota Cavalier-Smith 2002] see Phylum Euryarchaeota Garrity and Holt 2001 1 [Superclass Neobacteria Cavalier-Smith 2002] 2 [Superclass Eurythermea Cavalier-Smith 2002]