The Psammobiidae, or sunset clams, are a family of medium-sized saltwater clams, marine bivalve molluscs of the order Cardiida. These genera are accepted by the database World Register of Marine Species: Asaphis Modeer, 1793 Gari Schumacher, 1817 Heterodonax Mörch, 1853 Heteroglypta Martens in Möbius, 1880 Nuttallia Dall, 1900 Psammosphaerica Jousseaume, 1894 Psammotella Herrmannsen, 1852 Sanguinolaria Lamarck, 1799 Soletellina Blainville, 1824 References External links ITIS Powell A. W. B., New Zealand Mollusca, William Collins Publishers Ltd, Auckland, New Zealand 1979 Glen Pownall, New Zealand Shells and Shellfish, Seven Seas Publishing Pty Ltd, Wellington, New Zealand 1979 Photographs of Psammobiidae specimens in the collection of Natural History Museum, Rotterdam. Bivalve families Taxa named by John Fleming (naturalist)