Dimetrodon SOLD 0.92" Neural Spine Fragment gembone This specimen is a fossilized

This specimen is a fossilized Xiphactinus vertebra which measures around 1

92" handaxe/biface from North Africa and is dated to roughly 12

after already suffering one failed attempt to connect the line

30″ × 72″ (76

Dimetrodon SOLD 0.92" Neural Spine Fragment gembone This specimen is a fossilizedRare 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