Category
page 1Extinct bivalves
Panopea abrupta
species of mollusc (fossil)
Coosa elktoe
species of mollusc
Ochlockonee arcmussel
species of mollusc
Sampson's naiad
species of mollusc
Arc-form pearly mussel
species of mollusc
Turgid riffle shell
species of mollusc
Nearby pearly mussel
species of mollusc
Acorn pearly mussel
species of mollusc
Cumberland leafshell
species of mollusc
Fine-rayed pearly mussel
species of mollusc
Alabama pigtoe
species of mollusc
Longnut
The longnut (Pleurobema nucleopsis) was a species of freshwater mussel, an aquatic bivalve mollusk in the family Unionidae, the river mussels.