Trilobite in Shale (Elrathia sp.) - Utah Simanjiro District

Simanjiro District

indicated by the natural crack in the root of the tooth which could be the reason behind the extra matrix

columnar crystals that can be thin or thick and contain a triangular cross-section when cut

The true beauty of this specimen is contained in the abdomen of the crab

producing the purple color we know and love

Trilobite in Shale (Elrathia sp.) - Utah Simanjiro DistrictTrilobites 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