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
             230 Genus Lepisma Linnaeus, 1758
             231 Genus Podura Linnaeus, 1758
             232 Genus Termes Linnaeus, 1758
             233 Genus Pediculus Linnaeus, 1758
             234 Genus Pulex Linnaeus, 1758
             235 Genus Acarus Linnaeus, 1758
             236 Genus Phalangium Linnaeus, 1758
             237 Genus Aranea Linnaeus, 1758 see Genus Araneus Clerck, 1757
             238 Genus Scorpio Linnaeus, 1758
             239 Genus Cancer Linnaeus, 1758 - cancer crab
             240 Genus Monoculus Linnaeus, 1758, nom. oblit. see Genus Cyclops Müller, 1776
             241 Genus Oniscus Linnaeus, 1758
             242 Genus Scolopendra Linnaeus, 1758
             243 Genus Julus Linnaeus, 1758