Genus
Gonidea
Gonidea angulata (Rocky Mountain ridged mussel) is a species of freshwater mussel, an aquatic bivalve mollusk in the family Unionidae, the river mussels.
Gonidea angulata (Rocky Mountain ridged mussel) is a species of freshwater mussel, an aquatic bivalve mollusk in the family Unionidae, the river mussels.