ONCE LIVING

This is a tree fossil.  Petrifaction is the process of organic material fossilizing. It is the result of a tree or plant having completely transitioned to stone by the process of permineralization. All the organic materials have been replaced with...

This ribbed shell is a fossil of the order Rhynchonellida.  These brachiopods have existed since the Ordovician period 485 million years ago. Their population was severely diminished during the Permian–Triassic extinction event 252 million years ago, but Rhynchonellida became the...

Geisenoceras is an extinct cephalopod, similar to a squid with a long, pointed shell that lived during the Devonian period around 400 million years ago. The lighter areas were cavities in its shell that it used for bouyancy and propusion...

These vials contain sea urchin spines from the Jurassic Period. This makes them between 145 and 201 million years old. Sea urchins, which comprise the taxonomic class Echinoidea, are some of the oldest organisms on Earth. They first evolved 450...

This listing is for the exact specimen pictured. Weight: 155 gramsEvidence of marine life is evident on this fossil in many places. 

This listing is for the exact specimen pictured.  Weight: 1.28 lbsEvidence of marine life is evident on this fossil in many places. 

This listing is for the exact specimen pictured. Weight: 1.57 lbsEvidence of marine life is evident on this fossil in many places. 

This listing is for the exact specimen pictured. Weight: 250 gramsEvidence of marine life is evident on this fossil in many places. 

This listing is for the exact specimen pictured. Weight: 140 gramsEvidence of marine life is evident on this fossil in many places. 

This listing is for the exact specimen pictured. Weight: 145 gramsEvidence of marine life is evident on this fossil in many places. 

Crinoids are marine animals that are part of the phylum Echinodermata, which makes them relatives to starfish, sea urchins and sea cucumbers. One of our oldest fossils, crinoids have lived in oceans since at least the Ordovician Era (485 million...

This fossil was the shell of a snail that lived around 54 million years ago. The family of gastropods make up one of the most diverse collections of species on Earth, second only to insects. It is estimated that there...