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Unclassified tooth #1 
The photo shows a small tooth that has
yet to be classified.
Approximate Age: 310-312 million
Years old. 
Location of Discovery: 
Peabody Coal Co. Marissa Mine, Washington County, Illinois
Unclassified tooth #2 
The photo shows what appears to be a small tooth or tooth fragment.  this tooth has 
yet to be classified. 
Approximate Age: 310-312 million
Years old. 
 Location of Discovery: 
Peabody Coal Co. Marissa Mine
Washington County, Illinois.