4.3" Colonial Rugose Coral Fossil Devonian Age Speed Quarry, Clark County, Indiana Grape Agate The center of each polyp

The center of each polyp served as its mouth

The hydrogen sulfide then reacts with oxygenated groundwater to form elemental sulfur

Weight: 1 Pound 5

measuring about 8 feet long and resembling a large tapir

who famously described them as “fish in the stones

4.3" Colonial Rugose Coral Fossil Devonian Age Speed Quarry, Clark County, Indiana Grape Agate The center of each polypLocation: Speed Quarry, Clark County, Indiana Weight: 7. 5 Ounces Dimensions: 4. 3 Inches Long, 3. 1 Inches Wide, 2. 2 Inches Thick Middle Devonian Age 380 Million Years Old The item pictured is the one you will receive. Colonial Rugose Fossil Coral (Prismatophyllum Prisma) Dare to own a relic from one of nature's boldest experiments in reef formation. During the Devonian period410 million years agocorals entered the oceans with remarkable force,