4" Mercenaria Permagna Clam Fossil Golden Calcite Crystal Rucks Pit Florida Trilobite This classification allows researchers to

This classification allows researchers to trace the origins and evolutionary history of these meteorites and better understand the formation of other bodies in our solar system

flightless birds stood up to three meters tall (around 10 feet) and weighed more than 500 kilograms (over 1

Pygidium (tail) – formed by fused segments creating the tail section

and fertility

alongside a variety of other invertebrate fossils such as shrimp and lobsters

4" Mercenaria Permagna Clam Fossil Golden Calcite Crystal Rucks Pit Florida Trilobite This classification allows researchers toLocation: Fort Drum, Florida, United States Weight: 12. 5 Ounces Dimensions: 4 Inches Long, 3. 6 Inches Wide, 2 Inches Thick The item pictured is the one you will receive. Mercanaria Clams are an extinct genus of marine bivalve mollusks that lived during the Miocene epoch, approximately 20 million years ago. They belong to the family Mercanariidae, a group of fossil clams primarily found in the Middle to Late Miocene sediments of the Florida platform.