Dimetrodon SOLD 0.68" Neural Spine Fragment plesiosaur making it an excellent choice

making it an excellent choice for collectors and space enthusiasts who want to own or share a piece of history at a great price

Please note: unlike the larger

Raptor Bone

We invite you to read more here: "35 Years Ago: Remembering Challenger and Her Crew"

The specimen measures approximately 1mm x 1mm and is enclosed in an acrylic cube with a magnified lid for easy viewing

Dimetrodon SOLD 0.68" Neural Spine Fragment plesiosaur making it an excellent choiceRare 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