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 Thermoleophilia Suzuki and Whitman 2013 1 Order Gaiellales Albuquerque et al. 2012 [monotypic] 2 Order Miltoncostaeales Li et al. 2021 [monotypic] 3 Order Solirubrobacterales Reddy and Garcia-Pichel 2009 4 Order Thermoleophilalesᵀ Reddy and Garcia-Pichel 2009 [monotypic]