![Sinuous Invertebrate Coprolite](https://www.areallycrappystory.com/files/styles/8_columns/public/img_0555.jpg?itok=BYroI7Nl)
Snail Trail?
Fossil Type:
Composition:
Location:
Perner Quarry
WY
United States
See map: Google Maps
Wyoming US
Formation:
Period:
Although this specimen doesn't contain any inclusions to help us identify it creator, its shape is similar to those produced by molluscs such as snails.
Gallery: