Shells – Alphabetical Index by Family (78) by Common Name:

Argonautidae = Green (2)
Bivalves = Blue (26)
Gastropods = Reddish Brown (45)
Polyplacophor = Orange (4)
Scaphopoda = Purple (1)

Abalone Shells of the Haliotidae Family (4)
Angel Wing Shell of the Pholadidae Family (1)
Ark Shells of the Arcidae Family (9)
Ark Shell of the Noetiidae Family (1)
Argonaut or Argonautidae Family (2)
Auger Shells of the Terebridae Family (3)

Bittersweet Shells of the Glycymeridae Family (2)
Bubble Shell of the Bullidae Family (1)
Carrier Shell of the Xenophoridae Family (1)
Cerith Shells of the Cerithiidae Family (3)
*Chank Shells and Allies of the Turbinellidae Family (1)
*Chitons of the Chitonidae Family (2)
*Chitons of the Ischinochitonidae Family (1)
*Chitons, False, of the Onchidiidae Family (1)
Cockles and True Cockle Shells of the Cardiidae Family (8)
Cone Shells of the Conidae Family (16)
Crassatella Shell of the Crassatellidae Family (1)
Conch Shell, Crown of the Melongenidae Family (1)
Conch Shells, Horse, Spindle, and Tulip of the Fasciolariidae Family (7)
Conch Shells, True of the Strombidae Family (7)
Cowry Shells of the Cypraeidae Family (6)
Cowry, False, Shells of the Ovulidae Family (4)
Cup-and-Saucer Shells and Slipper Limpet Shells of the Calyptraeidae Family (12)
Donax Shell of the Donacidae Family (1)
Dove Shells of the Columbellidae Family (7)
Fig Shell of the Ficidae Famlily (1)
File Shells of the Limidae Family (2)
Frog Shell of the Bursidae Family (1)
Furrow Shell of the Semelidae Family (1)
Harp Shells of the Harpidae Family (2)
Helmet Shells of the Cassidae Family (3)
*Hollow-shelled Snail Shell of the Ellobioidae Family (1)
Hoof Shells of the Hipponicidae Family (4)
Horn Shells of the Potamididae Family (2)
Jewel Box Shells of the Chamidae Family (4)
*Jackknife Clams of the Solenidae Family (1)
Jingle Shell of the Anomiidae Family (2)
Limpet Shells, False,  of the Siphonaridae Family (1)
Limpet Shells, Keyhole, of the Fissurellidae Family (8)
Limpet Shells, True, of the Lottiidae Family (4)
Little Heart Shells of the Carditidae Family (2)
Lucine Shells of the Lucidae Family (3)
Miter Shells of the Miitridae Family (3)
Moon Shells of the Naticidae Family (7)
Mud Shells of the Nassariidae Family (2)
Mussel Shells of the Mytilidae Family (3)
Nerite Shells of the Neritidae Family (4)
Nutmeg Shells of the Cancellariidae Family (3)
Olive Shells of the Olivadae Family (6)
*Oyster Shells, Pearl, of the Margaritidae Family (1)
Oyster Shells, Pearl, of  the Pteridae Family (3)
Oyster Shells, Spiny, of the Spondylidae Family (3)
Oyster Shells, True, of the Ostreidae Family (4)
Pen Shell of the Pinnidae Family (1)
Periwinkle Shells of the Littorinidae Family (3)
Razor Clam Shell, Short, of the Solecurtidae Family (1)
Rock Borers and Giant Clam Shell of the Hiatellidae Family (1)
Rock Shells of the Muricidae Family (32)
Scallop Shells of the Pectinidae Family (6)
Sea-snail Shell of the Janthinidae Family (1)
Tellin Clam Shells of the Tellinidae Family (5)
Top Shells of the Tegulidae Family (5)
Top, Nobel, Shells of the Calliostomidae Family (4)
Triton Shells of the Cymatiidae Family (4)
Triton Shells, False, of the Pisaniidae Family (4)
Trivia Shells of the Triviidae Family (4)
Tun Shells of the Tonnidae Family (1)
Turret Shells of the Turritellidea Family (4)
Turrid Shell of the Pseudomelatomidae Family (1)
Turrid Shells of the Turridae Family (2)
Tusk Shells of the Dentalidae Family (1)
Vase Shells of the Vasidae Family (2)
Venus Clam Shells of the Verneridae Family (23)
Volute Shells of the Volutidae Family (1)
Whelk Shells of the Buccinidae Family (1)
*Whelk Shells of the Busyconidae Family (1)
Whelk, True, Shells, of the Austrosiphonidae Family (1)
Worm Shells of the Vermetidae Family (2)