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 Testacea Linnaeus, 1758
             Genus Patella Linnaeus, 1758
               Mucronatae vertice acuminato recurvo
                 667 Patella ungarica Linnaeus, 1758
                 668 Patella mammillaris Linnaeus, 1758
                 669 Patella pectinata Linnaeus, 1758
                 670 Patella lutea Linnaeus, 1758
                 671 Patella unguis Linnaeus, 1758 see Lingula anatina J.B.P.A. Lamarck, 1801
                 672 Patella lacustris Linnaeus, 1758