Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         ["Animale Regnum" nom. inval. - animal kingdom] see Kingdom Animalia Linnaeus, 1758
           [Class "Qvadrupedia" nom. inval.] see Class Mammalia Linnaeus, 1758
             [Order "Pecora" nom. inval.] see Order Pecora Linnaeus, 1758
               [Genus "Ovis" nom. inval.] see Genus Ovis Linnaeus, 1758
                 1 ["Ovis vulgaris" nom. inval.]
                 2 ["Ovis Arabica" nom. inval.]
                 3 ["Ovis Africana" nom. inval.]
                 4 ["Ovis Angolensis" nom. inval.]