Tridacninae

Tridacninae, common name the giant clams, is a taxonomic subfamily of very large saltwater clams, marine bivalve molluscs in the family Cardiidae, the cockles.

species of mollusc

Hippopus is a genus of large tropical saltwater clams, marine bivalve molluscs in the subfamily Tridacninae, the giant clam subfamily, of the family Cardiidae.

species of mollusc