Imperium naturæ C. Linnaeus, 1758 - nature
   Mundus Plinius - physical world
     naturalia - natural bodies
       Regnum Animale C. Linnaeus, 1758 - animal kingdom see Kingdom Animalia Linnaeus, 1758
         Class Mammalia Linnaeus, 1758 - mammals
           Quadrupedia Linnaeus, 1758 see Class Mammalia Linnaeus, 1758
             Order Pecora Linnaeus, 1758 see Infraorder Pecora Linnaeus, 1758
               Genus Capra Linnaeus, 1758 - goats
                 Capra Dorcas Linnaeus, 1758 see Gazella dorcas xxx(C. Linnaeus, 1758)