The Ostreidae, the true oysters, include most species of molluscs commonly consumed as oysters. Pearl oysters are not true oysters, and belong to the order Pteriida.
Harpa, common name the "harp snails", is a genus of large predatory sea snails, marine gastropod mollusks in the family Harpidae.
Oliva is a genus of medium-sized to large sea snails, marine gastropod mollusks in the family Olividae, the olive snails or olive shells. Many former species of Oliva have been reclassified under genus Americoliva.
Barbatia is a genus of "bearded" ark clams, marine bivalve mollusks in the family Arcidae, the ark clams.
Anadara is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called Scapharca.
Turbinellidae are a family of sea snails, marine gastropod mollusks in the clade Neogastropoda. Members of this family are predators.
Pinna is a genus of bivalve molluscs belonging to the family Pinnidae. The type species of the genus is Pinna rudis.
Isognomon is a genus of marine bivalve mollusks which is related to the pearl oysters.
Vasum, common name the vase snails or vase shells, is a genus of mostly rather large predatory sea snails, marine gastropod mollusks within the family Turbinellidae.
Modiolus, the horsemussels, are a genus of medium-sized marine bivalve molluscs in the family Mytilidae.
Patella is a genus of sea snails with gills, typical true limpets, marine gastropod mollusks in the family Patellidae, the true limpets.
Angaria is a genus of sea snails, marine gastropod mollusks in the family Angariidae. Angaria is the only genus in the family Angariidae.
Mancinella is a genus of sea snails, marine gastropod mollusks in the family Muricidae, the murex snails or rock snails.
Rostellaria is a genus of sea snails, marine gastropod mollusks in the family Strombidae, the true conchs.
Distorsio is a genus of medium-sized sea snails, marine gastropod mollusks in the family Personidae, the Distortio snails.
Arca is a genus of saltwater clams in the family Arcidae, the ark clams.
Pteria is a genus of molluscs in the family Pteriidae. The species of the genus are sometimes referred to as wing-oysters or winged oysters.
Rostellariidae is a family of sea snails, marine gastropod molluscs in the clade Littorinimorpha.
Vulsellidae is a family of bivalves belonging to the order Ostreida.
