Connecting the environment of the ancient past with the natural and cultural history of yesterday and today.



Featured Fossil


This page will feature fossils from all geological time periods. Each image will have

some background about the specimen, its age, where it was found, and a nugget

of interesting information. Not every specimen will be perfectly preserved -

but all are a marvel of the natural world!


Trace fossil casts in sandstone

Fossil Type:

Trace Fossil






Lower Pennsylvanian


Tell City, Perry Co., Indiana


This specimen shows movement by one or more soft-bodied worm-like animals that burrowed in mud. Clay sediment was covered by sand, allowing the traces to be filled by the coarse material making them easier to preserve. Anonymous collection. Scale = 1 cm

Date Posted:

July 31, 2014


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Created April 12, 2012