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 Acidobacteriota Thrash and Coates 2021
                 Class Thermoanaerobaculia Dedysh and Yilmaz 2018
                   1 Family "Candidatus Sulfomarinibacteraceae" Flieder et al. 2022, incertae sedis [monotypic]
                   2 Order Thermoanaerobaculalesᵀ Dedysh and Yilmaz 2018 [monotypic]