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 Hemiptera Linnaeus, 1758 - true bugs
             Genus Cimex Linnaeus, 1758
               01 Apteri Linnaeus, 1758
               02 Scutellati Linnaeus, 1758
               03 Coleoptrati Linnaeus, 1758
               04 Membranacei Linnaeus, 1758
               05 Spinosi Linnaeus, 1758
               06 Rotundati Linnaeus, 1758
               07 Seticornes Linnaeus, 1758
               08 Oblongi Linnaeus, 1758
               09
               10 Spinipedes Linnaeus, 1758
               11