Dimetrodon SOLD 0.70" Neural Spine Fragment new york and a large size

and a large size

measuring 1

About Knightia and the Fossil Lake of Wyoming

Please Note: Sizes and shapes of this specimen vary widely

and condition vary widely

Dimetrodon SOLD 0.70" Neural Spine Fragment new york and a large sizeRare 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. 70" fossil fragment of the Dimetrodon's iconic spine. The purpose of the spine sail