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!


Fossil urchin Enallaster texanus

Fossil Type:



Enallaster texanus (Roemer)




Fredericksburg Group, Lower Cretaceous


Tarrant Co., Texas


The Lower Cretaceous of Texas is rich in numbers and varieties of echinoids. There is published research that indicates this is a synonym of E. obliquatus Clark.

Click here for an image of the ventral surface. Anonymous collection.

Date Posted:

April 22, 2015


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Created April 12, 2012