Imperium naturæ C. Linnaeus, 1758 - nature
   Mundus Plinius - physical world
     naturalia - natural bodies
       1.0 "Lapides" - minerals
       2.0 "Vegetabilia" - plants see Kingdom Plantae Haeckel (1866)
       3 Regnum Animale C. Linnaeus, 1758 - animal kingdom see Kingdom Animalia Linnaeus, 1758
       3.0 "Animalia" Linnaeus, 1758 - animals