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 Vermes Linnaeus, 1758 - worms see Phylum Vermes (C. Linnaeus, 1758)
           Order Intestina Linnaeus, 1758
             244 Genus Gordius Linnaeus, 1758
             245 Genus Furia Linnaeus, 1758
             246 Genus Lumbricus Linnaeus, 1758
             247 Genus Ascaris Linnaeus, 1758
             248 Genus Fasciola Linnaeus, 1758
             249 Genus Hirudo Linnaeus, 1758
             250 Genus Myxine Linnaeus, 1758
             251 Genus Teredo Linnaeus, 1758