Big Elrathia Kingii Trilobite Specimen from Utah

The Elrathia Kingii is one of the most common species of Trilobite found in North America. This particular specimen was found in the Wheeler Formation from Utah. This species lived and thrived in great abundance during the Middle Cambrian Period 485 thru 541 million years ago. 
The Trilobite itself measures: 28mm long and 18mm wide.
The entire specimen measures: 2 2/4 inches long and 2 inches wide.

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