Pterotrigonia thoracica   Tennessee Fossils

Pictured above: The official State fossil of Tennessee: Pterotrigonia thoracica, from Coon Creek, Cretaceous, 70 million years ago.

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Recommended Book:

Congratulations to Marcy Davis for finally completing her long awaited addition to the Mountain Books Roadside Geology series! Loaded with detailed maps and beautiful color pictures, this comprehensive guide is an indispensable travel companion -- and it costs less than $20! is proud to have contributed photos to the latest Roadside Geology of Tennessee! Check out the book review below and buy a copy!

What ancient landscapes surround your house? Find out by studying one of the high-resolution USGS maps attached to this site!

Tennessee Geologic Survey geology catalogue includes a comprehensive list of affordable maps and publications..


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