Univalves and Chitons
- A Typical Univalve Mollusk
- The Shell
- The Soft Parts
- Gill to heart.
- Family Muricidae — Part 1
- Typical Murex
- Murex Shells — Part 1
- Murex Shells — Part 2
- Murex Shells — Part 3
- Family Muricidae — Part 2
- The Eupleuras
- The Smoke Shells
- The Trophons
- Family Muricidae — Part 3
- Purples
- The Castor Bean Shells
- The Unicorn Shells
- The Hare's Ear
- Family Tritonidae
- Tritons and Frog Shells
- The Warped Shells
- The Frog Shells
- Family Fusidae
- The Band Shells
- Family Buccinidae
- Whelks — Part 1
- The Giant Whelks. Pear Conchs. Lightning Shells
- Whelks — Part 2
- The Typical Whelks
- The Ivory Shells
- Family Nassidae
- Basket Shells
- Family Turbinellidae
- Family Volutidae
- Volutes and Melon — Part 1
- Volutes and Melon — Part 2
- The Melon Shells
- Family Mitridae
- Family Marginellidae
- Family Olividae
- Olive Shells
- The Rice Shells
- The Harp Shells
- Family Columbellidae
- Family Cancellariidae
- Family Terebridae
- Family Pleurotomidae
- Notch-side Shells
- Family Conidae
- Cone Shells — Part 1
- Cone Shells — Part 2
- Family Strombidae
- The Typical Conchs
- Conch Shells
- The Scorpion Shells. Spider Shells
- The Little Beak Shells
- The Little Screw Shell
- The Pelican's Foot
- The Ostrich-foot Shell
- Family Cypraeidae
- Cowries — Part 1
- Cowries — Part 2
- Cowries — Part 3
- Cowries — Part 3 — Part 2
- The Coffee-bean Shells
- Family Ovulidae
- Family Cassididae
- Cameo-cutting
- Family Doliidae
- Family Naticidae
- Moon Shells and Velvet Shells
- The Velvet Shells
- Family Calyptraeidae
- The Slipper Shells. Boat Shells. Slipper Limpets
- The Cup-and-saucer Limpets
- The Hungarian Caps
- The Horse-hoof Shells
- Family Xenophoridae
- Family Solariidae
- Family Scaliidae
- Family Ianthinidae
- Violet Snails
- Family Trichotropidae
- Family Turritellidae
- Family Vermetidae
- Family Caecidae
- Family Eulimidae
- Family Pyramidellidae
- Family Littorinidae
- Periwinkles and Chink Shells
- The Chink Shells
- Family Cerithiidae
- Horn Shells
- Family Melaniidae
- Family Streptomatidae
- River Snails
- Family Rissoidae
- Family Assiminiidae
- Family Valvatidae
- Family Viviparidae (paludinidae)
- Family Ampullariidae
- Family Truncatellidae
- Family Cyclostomidae
- Family Helicidae — Part 1
- Family Neritidae
- Sea Snails
- Family Liotiidae
- Family Phasianellidae
- Family Turbinidae
- Turban Shells and Star Shells
- Family Trochidae
- Top Shell and Dolphin Shells — Part 1
- Top Shell and Dolphin Shells — Part 2
- The Dolphin Shells
- Family Stomatellidae
- Family Pleurotomariidae
- Family Haliotidae
- Ear Shells — Part 1
- Ear Shells — Part 2
- Family Fissurellidae
- The Slit Limpets
- Shield Shells
- Family Acmaeidae
- Limpets
- The Owl Shell
- Family Patellidae
- Order Polyplacophora
- Chitons
- Class Pteropoda
- Sub-order Tectibranchiata
- Family Scaphandridae
- Family Tornatinidae
- The Bubble Shells
- The Sea Hares
- The Umbrella Shells
- Naked Sea Slugs
- Flesh-eating Land Snails
- Family Vitrinidae
- Family Zonitidae
- Family Helicidae — Part 2
- Land Snails — Part 1
- Land Snails — Part 2
- Land Snails — Part 3
- North American Land Snails — Part 1
- The Pyramid Snails
- North American Land Snails — Part 2
- North American Land Snails — Part 3
- The White-lipped Snails
- Family Helicidae — Part 3
- Family Orthalicidae
- Family Achatinidae
- Family Achatinellidae
- Family Cylindrellidae
- Family Pupillidae (pupidae)
- The Door Shells
- Family Limacidae
- Land Slugs
- Family Succineidae
- Family Auriculidae
- Family Limnaeidae
- Pond Snails
- The Pouch Snails. Bladder Snails
- The Orb Snails. Trumpet Snails
- The Shield Snails. River Limpets
- Family Siphonariidae