Dimetrodon SOLD 0.92" Neural Spine Fragment rockinaboxsericho Numerous studies suggest the material

Numerous studies suggest the material is the signature of the asteroid or comet strike that created the massive Chicxulub Crater buried near the coast of Yucatan

It is here that they scale the skull down to size before bringing it back into the physical world

Aztec Obsidian Tool

but even microscopic bacteria have left an indelible mark in the form of laminated sediments we call stromatolites

Every order will include one Houdini handwriting fragment selected from the dropdown menu

Dimetrodon SOLD 0.92" Neural Spine Fragment rockinaboxsericho Numerous studies suggest the materialRare 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. 92" fossil fragment of the Dimetrodon's iconic spine. The purpose of the spine sail