Dimetrodon 0.97" Neural Spine Fragment jellyfish TRINITITE (First nuclear bomb test)

TRINITITE (First nuclear bomb test)

but we recommend treating it as fragile as it can shed dusty bits

they are actually rather rare

Please Note: You should not expect to receive a perfectly round specimen

Dimetrodon 0.97" Neural Spine Fragment jellyfish TRINITITE (First nuclear bomb test)Rare 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. 97" fossil fragment of the Dimetrodon's iconic spine. The purpose of the spine sail