Dimetrodon SOLD 0.68" Neural Spine Fragment phylloceras each specimen is wrapped in

each specimen is wrapped in bubble wrap for the protection of the specimen and the case

a hollow brick that lined the walls of the thermae

"Ceramic insulation/multifoil composite for thermal protection of reentry spacecraft

we will ship with the shipping method requested at checkout

from cool blues and greens to warm reds and pinks

Dimetrodon SOLD 0.68" Neural Spine Fragment phylloceras each specimen is wrapped inRare 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. 68" fossil fragment of the Dimetrodon's iconic spine. The purpose of the spine sail