Screw Turritella

Winged Murex

Tibia fusus

Bubble Shell

Baby Ear

Yin Yang Fig Shell

Tree Snails

Chestnut Cowrie

Chambered Nautilus

Slipper Shell

Chiton

About the Shells above:
   
Sea Horse ... OK ya got me this isn't a shell it's our only fish.This is an Xray photo of the Northern Sea House, Hippocampus erectus, also called lined sea horse, and was once called Hippocampus hudsonius. It's also called the spotted seahorse. It is a species of fish that belongs to the Syngnathidae family.

Harp Shell ... Xray photo of Ventral Harp Shell, Harpa ventricosa. Family Harpidae Harpinae

Channeled Whelk ... Xray photo of channeled whelk, Busycotypus canaliculatus, previously known as Busycon canaliculatum belonging to the family Buccinidae.
  
Baler Shell ... Xray photo of India Melon, Indian volute, or Baler Shell, Melo melo. Family Voultadie, the volutes

Fig Shell ... Xray photo of Ficus ficus, Fig Shell found along the eastern coast of North Americia from North Carolina to the Gulf of Mexico. Family Ficadae

Pink Murex ... Xray photo of Pink Murex, Murex erythrostomus, Family Muricindae. Also known as rock snails or murex snails

Spider Conch ... Xray photo of Spider Conch, Lambis lambis, Family Strombidae, the true conchs

Pond Snail ... Xray Photo of Apple Snail, Pomacea sp. Fresh water pond snail

Egg Cowrie ... Xray photo of Shuttlecock Egg Cowrie, Volva volva. Family Ovulidae. Also called false cowries, ovulids

Spiny Murex ... Xray photo of Spiny Murex or Venus Comb murex, Murex pecten, Family Muricidae, the rock snails or murex snails

Spindle Shell ... Xray photo of Spindle Shell, Fusinus colus, also called the Distaff spindle, Family Fasciolariidae, the spindle shells

Screw Turritella ... Xray photo of Screw Turritella, Turritella trebra. Also called Screw shell, Auger, Great Screw shell. Family Turritellidae

Winged Murex ... Xray photo of Winged Murex, Pteropurpura trialata, a predatory sea snail of the family Muricidae

Tibia Fusus ... Xray photo of Tibia fusus, family Strombidae, the true conchs. Mostly found in offshore waters where there is plenty of sand.

Bubble Shell ... Xray photo of bubble snail, Bulla gouldiana

Baby Ear ... Xray photo of Baby ear shell, Sinum perspectivum

Yin Yang... Yin Yang using an Xray photo of Ficus ficus

Tree Snails ... Xray photo of tree snails

Chestnut Cowrie ... Xray photo of Chestnut Cowrie, Neobernaya spadicea

Chambered Nautilus... Xray photo of Chambered Nautilus Nautilus pompilius

Slipper Shell... Xray photo of Crepidula fornicata, the slipper snail

Chiton... Xray photo of chiton shell