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 Aptera Linnaeus, 1758
             Genus Lepisma Linnaeus, 1758
               1 Lepisma saccharina Linnaeus, 1758 - silverfish
               2 Lepisma terrestris Linnaeus, 1758