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



Featured Fossil


This page features a fossil with details 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!

All geological time periods are represented.


Snail Sinuopea from the basal Ordovician of Missouri

Fossil Type:



Sinuopea cf. S. vera (Ulrich, et al)




Uppermost Cambrian


Washington Co., Missouri


Snails have an ancient record in the history of life dating back to the Cambrian Period. This specimen comes from the end of the Cambrian to earliest Ordovician. Chris Cozart specimen and photo.

Date Posted:

June 23, 2016


Archived Featured Fossils

Archived images are now arranged in each category by geological time period.

How to Submit a Featured Fossil

Created April 12, 2012