Natura - nature Status: extant actualia - actual entities Status: extant Mundus Plinius - physical world Status: extant naturalia - natural bodies Status: extant [crown] Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020] Status: extant Domain Bacteria Woese et al. 1990 [paraphyletic?] Distribution: Asia; Status: extant [Phylum "Proteobacteria" Garrity and Holt 2001] see Phylum Proteobacteria Garrity et al. 2005 Status: extant [Class "Betaproteobacteria" Garrity et al. 2001 nom. ined.] see Class Betaproteobacteria Garrity et al. 2006 Status: extant [Order "Rhodocyclales"] see Order Rhodocyclales Garrity et al. 2006 Status: extant 1 [Family "Rhodocyclaceae"] see Family Rhodocyclaceae Garrity et al. 2006 Status: extant