Where in NC can you find the most diverse assemblage of vertebrate fossils?

The most diverse assemblage of vertebrate fossils found in North Carolina comes from the PCS phosphate mine in Aurora, NC. Fossils from the Pungo River, Yorktown, and younger formations from this quarry have included remains of sharks, skates, bony fish, alligators, snakes, whales, manatees, elephants, mastodons, horses and birds.