Dimetrodon SOLD 1.03" Neural Spine Fragment fossilplant Above: It's big

Above: It's big

The yellow color of the glass is due to a high concentration of lead-oxide (up to 70%)

This specimen is a piece of the Valera meteorite

which also serves as the certificate of authenticity

This is a genuine segment of superconducting cable from the LHC's magnet system — the lifeblood of the collider's high-energy particle beams

Dimetrodon SOLD 1.03" Neural Spine Fragment fossilplant Above: It's bigRare 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. 03" fossil fragment of the Dimetrodon's iconic spine. The purpose of the spine sail