Natura - nature actualia - actual entities Mundus Plinius - physical world naturalia - natural bodies [crown] Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020] Domain Bacteria Woese et al. 1990 [paraphyletic?] [Phylum Thermodesulfobacteria Garrity and Holt 2001 [monotypic]] see Phylum Deltaproteobacteria Kuever et al., 2006 [Class "Thermodesulfobacteria"ᵀ Hatchikian et al. 2001] see Class Thermodesulfobacteria Hatchikian et al. 2002 1 [Order "Thermodesulfobacteriales"ᵀ Hatchikian et al. 2001] see Order Thermodesulfobacteriales Hatchikian et al. 2002