3.1" Colonial Rugose Coral Fossil Devonian Age Speed Quarry, Clark County, Indiana Grposaurus ranging from pale lavender to

ranging from pale lavender to deep violet

With its short

allowed them to dominate marine ecosystems for millions of years

The exoskeleton is divided longitudinally into three lobes—a central axial lobe bordered by two pleural lobes—a feature that gives trilobites their name

3.1" Colonial Rugose Coral Fossil Devonian Age Speed Quarry, Clark County, Indiana Grposaurus ranging from pale lavender toLocation: Speed Quarry, Clark County, Indiana Weight: 3. 3 Ounces Dimensions: 3. 1 Inches Long, 2. 4 Inches Wide, 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,