Dimetrodon 0.81" Neural Spine Fragment rockinaboxgembonependant LIMITED AVAILABILITY: Each vial is

LIMITED AVAILABILITY: Each vial is made by hand

This specimen is a fragment of North Pole Dome Stromatolite from Dresser Formation in Western Australia

During the Ordovician

It snatches the seal

Dimetrodon 0.81" Neural Spine Fragment rockinaboxgembonependant LIMITED AVAILABILITY: Each vial isRare 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. 81" fossil fragment of the Dimetrodon's iconic spine. The purpose of the spine sail