Shell, tooth, or claw??

[irbaddadjoe]

I was thinking this was shell. But Ive seen some posts of teeth and claws that resemble this. Any thoughts.

 

[Neogeo]

It's a part of ..like a oyster shell...I find fossils like this one all the time.I have often wondered if the better ones.(like yours)Could be tumbled to make stuff.Good find !

 

[AeroMike]

oyster shell