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 Lysobacterales Christensen and Cook 1978 (Approved Lists 1980)
                     Family Rhodanobacteraceae Naushad et al. 2015
                       Genus Frateuria Swings et al. 1980
                         1 Frateuria aurantiaᵀ (ex Kondô and Ameyama 1958) Swings et al. 1980
                         2 Frateuria terrea Zhang et al. 2011