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
                 Class Acidimicrobiia Norris 2013
                   Order Acidimicrobialesᵀ Stackebrandt et al. 1997
                     1 Genus Aciditerrimonas Itoh et al. 2011, incertae sedis [monotypic]
                     2 Genus "Candidatus Limnosphaera" Kim et al. 2020, incertae sedis
                     3 Family Acidimicrobiaceae Stackebrandt et al. 1997
                     4 Family Iamiaceae Kurahashi et al. 2009
                     5 Family Ilumatobacteraceae Asem et al. 2018
                     6 Family Salinilacustritrichaceae Gao et al. 2025 [monotypic]