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 Pseudomonadotaᵀ Garrity et al. 2021
                 Class Gammaproteobacteriaᵀ Garrity et al. 2005
                   Order Pseudomonadalesᵀ Orla-Jensen 1921 (Approved Lists 1980)
                     1 Family Moraxellaceae Rossau et al. 1991
                     2 Family Pseudohongiellaceae Chuvochina et al. 2024
                     3 Family Pseudomonadaceaeᵀ Winslow et al. 1917 (Approved Lists 1980)
                     4 Family Ventosimonadaceae Lin et al. 2016 [monotypic]
                     5 Family "Chlorobacteriaceae" Geitler and Pascher 1925 nom. inval. [monotypic]
                     6 Family "Candidatus Azotimanducaceae" Nguyen et al. 2023 nom. pro-inval.
                     7 Family "Candidatus Salivitaceae" Prabhu et al. 2024 nom. pro-inval. [monotypic]