Coprolite with Crustaceans Inclusions

To Tell A Tail
Fossil Type: 
Inclusions: 
Crustacean Tail
Composition: 
Location: 
Perner Quarry WY
United States
Wyoming US
Dimensions: 
1.5 mm x 38 mm long

This coprolite probably came from a fish.  Based on the inclusions, it was definitely a carnivore. There is some debate as to whether dinner was a fish fry or shrimp feast!  

This specimen now resides in the American Museum of Natural History in New York where it can be studied.