Trilobite in Shale (Elrathia sp.) - Utah 3 ozSpecies: Spinosaurus sp

3 ozSpecies: Spinosaurus sp

Chemical Formula: SiO₂

The stain can be easily removed with warm water and soap

You will receive the specimen pictured

While it is often confused with vegetative fossils

Trilobite in Shale (Elrathia sp.) - Utah 3 ozSpecies: Spinosaurus spTrilobites are considered one of the most successful groups of animals to ever live on planet Earth. They lived for over 300 million years and there have been more than 20,000 different species identified. These creatures are members of the phylum Arthropoda. These animals are classified as having segmented bodies with an exoskeleton to protect their organs and muscles. Living examples include insects, spiders, crabs, lobsters, scorpions, and