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 Insecta Linnaeus, 1758 - insects
           Order Diptera Linnaeus, 1758 - true flies, mosquitoes, gnats
             Genus Musca Linnaeus, 1758
               Pilosae setariae
                 Musca putris Linnaeus, 1758
                   1
                   2 Musca putris var. casei Linnaeus, 1758