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 Prokaryotae] see Superkingdom Prokarya [Kingdom Monera Haeckel 1866] see Domain Bacteria Woese et al. 1990 [Division Bacteria (Haeckel 1894)] see Domain Bacteria Woese et al. 1990 ["Budding and/or appendaged bacteria"] see Class Alphaproteobacteria Garrity and Holt 2001 nom. nud. [Genus Caulococcus]