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 Terrabacteria Battistuzzi et al. 2004 Phylum Chloroflexi Garrity and Holt 2001 Class Ktedonobacteria corrig. Cavaletti et al. 2007 Order Ktedonobacteralesᵀ corrig. Cavaletti et al. 2007 Family Thermosporotrichaceae Yabe et al. 2010 [monotypic] 1 Genus Thermosporothrixᵀ Yabe et al. 2010