Dwarf wedgemussel

The dwarf wedgemussel, scientific name Alasmidonta heterodon, is an endangered species of freshwater mussel, an aquatic bivalve mollusk in the family Unionidae, the river mussels.

Dwarf wedgemussel

The dwarf wedgemussel, scientific name Alasmidonta heterodon, is an endangered species of freshwater mussel, an aquatic bivalve mollusk in the family Unionidae, the river mussels.