Dimetrodon 0.81" Neural Spine Fragment jurassic 53" piece of stunning agatized

53" piece of stunning agatized wood

The purpose of the spine sail is unknown

but we generally aim for a 1 x 1" (2

The keratin from the claw has worn away over the years

the region was once home to a large floodplain ecosystem 150

Dimetrodon 0.81" Neural Spine Fragment jurassic 53" piece of stunning agatizedRare 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. 81" fossil fragment of the Dimetrodon's iconic spine. The purpose of the spine sail