Dimetrodon SOLD 1.18" Neural Spine Fragment septariannodule The jar is housed in

The jar is housed in a glass-topped riker display box measuring 4x3x1 (inches)

which were infamously filled with flammable hydrogen

green and blue

In the southeastern spur of North Africa’s Great Sand Sea

NOTE: This is an unnumbered edition

Dimetrodon SOLD 1.18" Neural Spine Fragment septariannodule The jar is housed inRare 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. 18" fossil fragment of the Dimetrodon's iconic spine. The purpose of the spine sail