All Sea Shells

Tiger's Eye (also known as Cat's Eye Operculum) (Gastropod operculum (trapdoor), teardrop to oval shape)

Shark Eye Operculum (also known as Cat's Eye, Moon Snail Operculum) (Gastropod operculum (trapdoor), heavy, calcareous, ...

Atlantic Calico Scallop (also known simply as Calico Scallop) (Bivalve (two-shelled clam), whole shell, fan shape)

Pacific Razor Clam (also known as the Razor Clam) (Bivalve (two-shelled clam), whole shell, elongated and oblong or pod-...

Sunray Venus Clam (Sunray Venus) (Bivalve (two-shelled clam), whole shell valves, fan/oval shape)

Stone Crab Claw (Note: This is a crustacean claw, not a mollusk shell, but often collected as a marine souvenir) (Crusta...

Not a seashell (Parrotfish dental plate) (Other (Vertebrate bone / Dental plate, not a mollusk shell))

Atlantic Surf Clam (also known as Bar Clam, Skimmer Clam) (Bivalve, whole shell, oval to triangular shape)

Atlantic Surf Clam (also known as Beach Clam or Skimmer) (Bivalve, whole shell, triangular to sub-triangular shape)

Shark Eye (also known as Northern Moon Snail) (Gastropod (snail/univalve), whole shell, spiral shape with a low spire)

Atlantic Wing Oyster (also known as the Atlantic Margaritaria) (Bivalve, whole shell fragment with a distinctly wing-sha...

Lightning Whelk (specifically a whorl or columella fragment) (Gastropod (univalve), specifically a heavily weathered and...

Atlantic Oyster (Eastern Oyster, Crassostrea virginica) (Bivalve (two-shelled mollusk), asymmetrical whole shell, irregu...

Common Jackknife Clam (also known as Razor Clam) (Bivalve (two-shelled), whole shell, elongated curved tubular shape)

Transverse Ark (Alternate common names: Blood Ark, Cut-ribbed Ark) (Bivalve, whole shell, oblong/trapezoidal shape)

Atlantic Oyster (also known as Eastern Oyster or American Oyster) (Bivalve (two-shelled), whole shell valve, irregular, ...

Quahog, Hard Clam, or Northern Quahog (Bivalve (two-shelled), whole valve, rounded to oval shape)

Blood Ark (or Ponderous Ark fragment) (Bivalve (two-shelled clam), specifically a substantial fragment showing strong gr...

Atlantic Oyster (also known as Eastern Oyster or American Oyster) (Bivalve (two-shelled mollusk), whole shell, irregular...

Atlantic Oyster (also known as Eastern Oyster or American Oyster) (Bivalve (two-shelled), whole individual valve, irregu...

Coquina Clam (Butterfly Shell, Bean Clam) (Bivalve (two-shelled, wedge-shaped))

Atlantic Surf Clam (also known as the Bar Clam or Skimmer Clam) (Bivalve (two-shelled clam), whole shell valve, ovate-tr...

Atlantic Wing Oyster (Alternate names: Wing Oyster, Maculated Wing Oyster) (Bivalve (two-shelled), specifically an incom...

Northern Quahog, also known as Hard Clam, Mercenaria clam, or Little Neck / Cherrystone / Chowder clam depending on size...

Coquina Clam (or Butter Clam) (Bivalve (two-shelled clam), whole single valve, oval-elongate shape)

Shark Eye Moon Snail (Operculum) (Gastropod operculum (trapdoor), oval to ear-shaped)

Fossil Shark Tooth Fragment / Worn Shark Tooth (often collected alongside shells) (Other (Fossilized vertebrate remain, ...

Atlantic Winged Oyster (alternate: Atlantic Pearl Oyster) (Bivalve, whole shell fragment with a fan/wing shape)

Eastern Oyster (Common Oyster, Atlantic Oyster) (Bivalve (two-shelled), whole shell, irregular asymmetrical shape)

Common Atlantic Slipper Shell (also known as Boat Shell or Slipper Limpet) (Gastropod (univalve), whole shell, ovate and...

Quahog Clam Shell Fragment (Mercenaria mercenaria hinge fragment / worn artifact) (Bivalve (fragment, tumbled and smooth...

Atlantic Giant Cockle (also known as Giant Atlantic Cockle) (Bivalve (two-shelled), fragment, fan or heart-shaped valve)

Northern Quahog (Hard Clam / Mercenaria) (Bivalve (two-shelled), specifically a heavily worn fragment or hinge/umbo port...

Common Sunray Venus (also known as Sunray Venus Clam) (Bivalve, whole single valve, oval-trigonal shape)

Northern Quahog (Hard Clam, Cherrystone, Littleneck) (Bivalve (two-shelled clam), specifically a fragment/valve, oval/ro...

Calico Clam (also known as the Broad-ribbed Cardita) (Bivalve, specifically a heavily worn or tumbled fragment/hinge are...

Knobbed Whelk (also known as the Channeled Whelk fragment or Lightning Whelk fragment) (Gastropod, highly fragmented spe...

Apple Murex (also known as the Pink-mouthed Murex or Branching Murex) (Gastropod (univalve snail), whole shell, spiral s...

Calico Scallop (also known as the Atlantic Calico Scallop) (Bivalve (two-shelled), shell fragment showing internal hinge...

Atlantic Razor Clam (also known as the Large Razor Clam, American Razor Clam, or Jackknife Clam) (Bivalve (two-shelled),...

Scotch Bonnet (fragment) (Gastropod (univalve) fragment, spiral-shaped shell structure)

Atlantic Surf Clam (also known as Bar Clam, Skimmer Clam) (Bivalve (two-shelled), whole shell (smooth triangular-ovate s...