Trilobite in Shale (Elrathia sp.) - Utah with one missing the larger

with one missing the larger portion of that claw

These specimens also possess pentameral symmetry to their body structure

4 ozFossil Type & Species: Body Fossil in Shale & Elrathia sp

Weight: 6

Vanadite specimens are very popular

Trilobite in Shale (Elrathia sp.) - Utah with one missing the largerTrilobites 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