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 Negibacteriaᵀ Cavalier-Smith 2002 - negibacteria] see Domain Bacteria Woese et al. 1990 [Phylum Sphingobacteria Cavalier-Smith 1987] see Class Sphingobacteria 1 [Subphylum Chlorobibacteria Cavalier-Smith 1998] see Phylum Chlorobi Garrity and Holt 2001 2 [Subphylum Flavobacteria Cavalier-Smith 1998] see Class Flavobacteria Cavalier-Smith 2002