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 Phylum "Candidatus Auribacterota" Williams et al. 2022 nom. nud., incertae sedis 1 Class "Candidatus Ancaeobacteria" Williams et al. 2022 nom. nud. [monotypic] 2 Class "Candidatus Auribacteria"ᵀ Williams et al. 2022 nom. nud. 3 Class "Candidatus Erginobacteria" Williams et al. 2022 nom. nud. [monotypic] 4 Class "Candidatus Tritonobacteria" Williams et al. 2022 nom. nud. [monotypic]