Dimetrodon SOLD 0.65" Neural Spine Fragment rockinaboxsannine Available as a pendant necklace

Available as a pendant necklace or earrings

Above: Jamie models the 7" size alongside his rough ruby bracelet

While this distinctive body plan suggests a link to birds

far more diverse biomass than the modern Arctic tundra

Rex Bone infused ink that we can use to stamp Relics First Edition Certificates of Authenticity with a real specimen

Dimetrodon SOLD 0.65" Neural Spine Fragment rockinaboxsannine Available as a pendant necklaceRare 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. 65" fossil fragment of the Dimetrodon's iconic spine. The purpose of the spine sail