Dimetrodon SOLD 1.37" Neural Spine Fragment septariannodule Three years later

Three years later

77" along the widest point

Related to Iguanodons

Please Note: Color and shape varies widely on this specimen

83" full tooth from an Alaskan Woolly Mammoth

Dimetrodon SOLD 1.37" Neural Spine Fragment septariannodule Three years laterRare 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 1. 37" fossil fragment of the Dimetrodon's iconic spine. The purpose of the spine sail