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 Cervus Linnaeus, 1758 - red deer
                 1 Cervus Camelopardalis Linnaeus, 1758 see Giraffa camelopardalis (C. Linnaeus, 1758), typ. cons.
                 2 Cervus Alces Linnaeus, 1758 see Alces alces (Linnaeus, 1758)
                 3 Cervus Elaphus Linnaeus, 1758 - red deer
                 4 Cervus Tarandus Linnaeus, 1758 see Rangifer tarandus (C. Linnaeus, 1758)
                 5 Cervus Dama Linnaeus, 1758 - fallow deer see Dama dama (C. Linnaeus, 1758)
                 6 Cervus Bezoarticus Linnaeus, 1758 see Ozotoceros bezoarticus (C. Linnaeus, 1758)
                 7 Cervus Capreolus Linnaeus, 1758 see Capreolus capreolus (Linnaeus, 1758)
                 8 Cervus guineenſis Linnaeus, 1758, nom. dub.