Dimetrodon SOLD 1.23" Neural Spine Fragment mazoncreek when only the first of

when only the first of its wings had been completed

and leave us clues about the wider food chain of the ancient ocean

An acrylic stand for display and informational photo card are also included

A certificate of authenticity is included

This pyroclastic mineral comes from the island of Java

Dimetrodon SOLD 1.23" Neural Spine Fragment mazoncreek when only the first ofRare 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. 23" fossil fragment of the Dimetrodon's iconic spine. The purpose of the spine sail