Gastropods

Fossil
Calvert Cliffs Choptank Formation

The Turritella snails are very common. Predetory snails include Lunatia and Ecphora species


Lunatia heros Say
This snail drills a beveled hole to attack clams and other snails.

Lunatia heros Say
This snail drills a beveled hole to attack clams and other snails.

Ecphora quadricostata var. var. umbilicata Wagner
This predatory snail drills a hole without a bevel.


Polinices duplicatus Say
This may be L. heros. I have difficulty telling them apart.

Calliostoma aphelium Dall
 

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