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 Armatimonadota Tamaki et al. 2021 1 Genus "Candidatus Nitrosymbiomonas" Okubo et al. 2022, incertae sedis 2 Genus "Candidatus Hippobium" Gilroy et al. 2022 nom. pro-inval., incertae sedis 3 Class Armatimonadiaᵀ Tamaki et al. 2011 4 Class Chthonomonadia corrig. Lee et al. 2011 [monotypic] 5 Class Fimbriimonadia Im et al. 2012 [monotypic] 6 Class "Candidatus Heboniibacteriia" corrig. Carlton et al. 2023 nom. pro-inval. [monotypic] 7 Class "Candidatus Zipacnadia" Carlton et al. 2023 nom. pro-inval. [monotypic]