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 Bacillatiᵀ (Gibbons and Murray 1978) Oren and Göker 2024
               Phylum Actinomycetota Goodfellow 2021
                 Order "Candidatus Hakubellales" corrig. Merino et al. 2022, incertae sedis [monotypic]
                   1 Family "Candidatus Hakubellaceae"ᵀ corrig. Merino et al. 2022 [monotypic]