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 Chloroflexiaᵀ Gupta et al. 2013 Order Chloroflexales Gupta et al. 2013 Suborder Chloroflexineaeᵀ Gupta et al. 2013 Family Chloroflexaceaeᵀ Gupta et al. 2013 [monotypic] Genus Chloroflexusᵀ Pierson and Castenholz 1974 (Approved Lists 1980) Chloroflexus aggregans Hanada et al. 1995