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 Bacillotaᵀ Gibbons and Murray 2021 Class Bacilliᵀ Ludwig et al. 2010 Order Caryophanalesᵀ Peshkoff 1939 (Approved Lists 1980) Family Bacillaceae Fischer 1895 (Approved Lists 1980) Genus Salimicrobium Yoon et al. 2007 Salimicrobium halophilum (Ventosa et al. 1990) Yoon et al. 2007