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 "Deltaproteobacteria" Kuever et al., 2006 [polyphyletic] Class Deltaproteobacteriaᵀ Kuever et al. 2006 Order Myxococcales Tchan et al. 1948 (Approved Lists 1980) Suborder Sorangiineae corrig. Reichenbach 2007 Family Sandaracinaceae Mohr et al. 2012 [monotypic] 1 Genus Minicystis Garcia et al. 2014, incertae sedis [monotypic] 2.1 Family Polyangiaceaeᵀ Jahn 1924 (Approved Lists 1980) 2.2 Family Labilitrichaceae Yamamoto et al. 2014 [monotypic] 3 Family Phaselicystidaceae Garcia et al. 2009 [monotypic]