Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
           Domain Bacteria Woese et al. 2024
             Kingdom Pseudomonadati (Gibbons and Murray 1978) Oren and Göker 2024
               Phylum Gemmatimonadota Zhang et al. 2021 [monotypic]
                 Class Gemmatimonadiaᵀ corrig. Zhang et al. 2003
                   Order Gemmatimonadalesᵀ Zhang et al. 2003 [monotypic]
                     Family Gemmatimonadaceaeᵀ Zhang et al. 2003
                       1 Genus Gemmatimonasᵀ Zhang et al. 2003 [monotypic]
                       2 Genus Gemmatirosa De Bruyn et al. 2023
                       3 Genus Pseudogemmatithrix Haufschild et al. 2024
                       4 Genus Roseisolibacter Pascual et al. 2018