Dimetrodon SOLD 1.23" Neural Spine Fragment chemistry In 2009 a 16

In 2009 a 16

This particular specimen was uncovered from the Redonda formation in New Mexico

Above: A selection of Aterian Tools

but there are many possible combinations

Dimetrodon SOLD 1.23" Neural Spine Fragment chemistry In 2009 a 16Rare 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. 23" fossil fragment of the Dimetrodon's iconic spine. The purpose of the spine sail