Fish Tilly Bone

It's a Tilly, Silly!
Fossil Type: 
Composition: 
Location: 
SFK
United Kingdom
Suffolk GB

This faux poo was purchased as a fish coprolite years ago. It was mounted in a plastic display box. It wasn't until I took it out of the box and looked at the bottom that I realized this wasn't fossil poo at all. It is a fossil fish tilly bone.