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?] Superphylum "Proteobacteria" Craig et al. 2010 Phylum "Gammaproteobacteria" Garrity et al., 2005 [monotypic] Class Gammaproteobacteriaᵀ Garrity et al. 2005 Order Thiotrichales Garrity et al. 2005 Family Thiotrichaceaeᵀ Garrity et al. 2005 Genus Thioploca Lauterborn 1907 (Approved Lists 1980) Thioploca chileae Maier and Gallardo 1984