Coprolite with Longitudinal Striations

Tiny Furrows
Ichnotaxa: 
Inclusions: 
Unidentified microscopic inclusions
Composition: 
Location: 
Waurika , OK
United States
Oklahoma US
Period: 

We have yet to identify what creature created this furrowed coprolite. Although size and configuration vary somewhat, sphincter sculptures with longitudinal striations such as these have been found in sediments that were once part of fresh water stream environments dating from the Permian through the end of the Cretaceous.