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 Primates Linnaeus, 1758 - primates
               Genus Homo Linnaeus, 1758 - people
                 Homo Sapiens Linnaeus, 1758 - human
                   0 Homo Sapiens Ferus Linnaeus, 1758 - feral man
                   a Homo Sapiens Americanus Linnaeus, 1758 - native americans see Population American Indians
                   b Homo Sapiens Europæus Linnaeus, 1758 - europeans see Caucasoid
                   c Homo Sapiens Aſiaticus Linnaeus, 1758 - asians see Mongoloid
                   d Homo Sapiens Afer Linnaeus, 1758 - africans see Negroid
                   e Homo Sapiens Monſtroſus C. Linnaeus, 1758, nom. inval. - monsters see Homo sapiens sapiens Linnaeus, 1758