Crassatellidae

Crassatellidae is a family of small saltwater clams, marine bivalve molluscs of the order Carditida.

Genera and species
Genera and species in Crassatellidae include:
 * † Anthonya Gabb, 1864
 * Bathytormus Stewart, 1930
 * Chattina M. Huber, 2010
 * † Chattonia Marwick, 1929
 * Crassasulca H. E. Vokes, 1988
 * Crassatella Lamarck, 1799
 * Crassatella ponderosa Gmelin, 1791
 * Crassatina Kobelt, 1881
 * Crassinella Guppy, 1874
 * Crassinella dupliniana (Dall, 1903)
 * Crassinella lunulata (Conrad, 1834) – lunate crassinella
 * Crassinella martinicensis (d'Orbigny, 1842)
 * Crenocrassatella Habe, 1951
 * Elsius M. Huber, 2015
 * Eucrassatella Iredale, 1924
 * Eucrassatella fluctuata (Carpenter, 1864)
 * Eucrassatella kingicola (Lamarck, 1805) – thickshell clam
 * Fluctiger Iredale, 1924
 * Hybolophus Stewart, 1930
 * Indocrassatella Chavan, 1952
 * Kalolophus DeVries, 2016
 * Kalolophus antillarum (Reeve, 1842)
 * Kalolophus chipolanus (Dall, 1903)
 * Kalolophus speciosus (A. Adams, 1854)
 * Nipponocrassatella Kuroda & Habe, 1971
 * Salaputium Iredale, 1924
 * † Seendia R. Casey, 1961
 * † Spissatella Finlay, 1926
 * Talabrica Iredale, 1924
 * Talabrica bellula (A. Adams, 1854)
 * † Tilicrassatella DeVries, 2016
 * † Triplicitella K. S. Collins, Crampton & M. Hannah, 2015