Dimetrodon SOLD 0.82" Neural Spine Fragment bis-paused Plesiosaurs are one of the

Plesiosaurs are one of the most readily identifiable of all ancient marine reptiles

The soil was collected in person and with permission by our co-founder and the creator of the Mini Museum

the first trilobites emerged in the fossil record thanks to this evolutionary event

The amber beetle collection is very rare and significant

This specimen is a large fragment of agatized coprolite from the Morrison Formation in Utah

Dimetrodon SOLD 0.82" Neural Spine Fragment bis-paused Plesiosaurs are one of theRare Permian Material! If all fossils are out of stock, sign up for email notifications as we do expect to get more over time. With a fearsome jaw and reptilian appearance, Dimetrodon is often mistaken for a dinosaur. However, this family of Early Permian Age species falls into a disparate taxonomic clade known as Synapsids which includes Mammals. This specimen is a 0. 82" fossil fragment of the Dimetrodon's iconic spine. The purpose of the spine sail