| Answer | Crossword Clue |
|---|---|
| UNIO | River mussel. |
| BIVALVE | Mussel. |
| UNIO | Mussel |
| UNIO | Mussel. |
| UNIO | Freshwater mussel |
| ALGA | Mussel morsel |
| UNIO | European mussel. |
| NAIAD | Freshwater mussel |
| MOULE | Mussel: Fr. |
| DEERHORN | Elongated mussel |
| SEASTAR | Mussel eater |
| UNIO | Mussel genus. |
| UNIO | Mussel genus |
| UNIO | A mussel. |
| UNIO | Pearly mussel |
| UNIO | Pearly mussel. |
| BIVALVE | Clam or mussel |
| UNIO | Fresh-water mussel. |
| BIVALVE | Mussel or clam. |
| BIVALVE | Cockle or mussel |
| UNIO | Fresh-water mussel |
| MOLLUSK | Clam, oyster or mussel. |
| MYTILUS | Edible sea-mussel genus. |
| UNIO | Mussel used by button makers |
