Personal tools

Stop 1: Fossil Area

Find fossils of aquatic animals who lived in an ancient shallow sea that covered New Mexico.

Stop 1: Fossil Area

This area has cobbles of Pennsylvanian limestone full of fossils of marine animals – crinoids, brachiopods, bryozoans, corals, and sponges. These cobbles are loose deposits, not bedrock. The bedrock here is Triassic mudstone.

Closeup view of bryozoan fossils with black ovals inside small thin walls.

Close-up of a Bryozoan Fossil.

A screenshot of the fossil hunt guide for identifying and learning about limestone fossils at the SMNHC.

Learn more about animal fossils found by
downloading our Fossil Hunt Guide.