My little brother gave me a neat seashell, which I'm using as the reference for this model.
Update: I have somehow lost the seashell, but hope to eventually finish the model anyhow.
shell Render better texture
shell Render First pass at getting the shading right. The mouth of the shell isn't even started yet, but the rest is pretty much done.
shell Wireframe Here's the raw wireframe for the seashell. I love the simple repeating geometry which forms this shape.