| COWRIE | A marine gastropod mollusc of the family Cypraeidae, with a glossy brightly-marked shell with an elongated opening |
| COWRY | Marine gastropod with polished brightly marked shells (5) |
| SEASNAIL | A marine gastropod or a fish related to the lumpsucker (3,5) |
| ORMER | More runs originally seen in a marine gastropod |
| WHELK | Any predatory marine gastropod mollusc of the family Buccinidae, having a strong snaillike shell (5) |
| SNAIL | Any spiral-shelled gastropod mollusc of the family Helicidae, especially the common Cornu aspersum (formerly Helix aspersa) (5) |
| ABALONE | Marine gastropod mollusc of the genus Haliotis (7) |
| TEREDO | Genus of marine bivalve molluscs of the family Teredinidae known as the shipworms (6) |
| COCKLE | A sand-burrowing bivalve mollusc of the family Cardiidae |
| OYSTER | Bivalve mollusc of the family Ostreidae, eaten as a delicacy (6) |
| EARSHELL | Ormer, mollusc of the family Haliotidae (3-5) |
| CEPHALOPOD | Any marine mollusc of the class that includes the octopus, squid, cuttlefish and nautilus (10) |
| BIVALVE | A mollusc of the class Pelecypoda, which includes clams, cockles, oysters and mussels |
| CONGAMELINE | "It's easy, pal, just keep track of the shell with the pea," perhaps? |
| STAHL | "60 Minutes" reporter Lesley with an appearance in "Marcel the Shell With Shoes On" |
| TEAL | Any of several small, short-necked freshwater ducks often with brightly marked plumage (4) |
| CONCH | Tropical marine mollusc of the genus Strombus (5) |
| CUTTLEFISH | Mollusc of the genus Sepia having a broad flattened body (10) |
| RAZORCLAM | Any of various sand-burrowing bivalve molluscs of the genera Ensis or Siliqua, such as Siliqua patula |
| PIE | Pastry shell with a sweet or savoury filling and a top crust (3) |
