New York Natural Heritage Program
Eastern Pearlshell
Margaritifera margaritifera (Linnaeus, 1758)
Bivalves
Kingdom: Animalia

      Phylum: Mollusks (Mollusca)

           Class: Bivalves (Bivalvia)

                Order: Freshwater Mussels (Unionoida)

                     Family: Pearl Mussels (Margaritiferidae)