3.2" Colonial Rugose Coral Fossil Devonian Age Speed Quarry, Clark County, Indiana Leptomeryx This leaf dates from a

This leaf dates from a critical period in Earth’s history

Certain characteristics show that the protocetids were adapting to aquatic life including lack of fusion of the pelvic vertebrae (allowing tail movement) and nostrils that have moved halfway up their snout

enabling them to filter feed on plankton and organic particles suspended in seawater

which were suspension feeders extracting microorganisms from the water column using these specialized appendages

tabulate corals (which formed mounds

3.2" Colonial Rugose Coral Fossil Devonian Age Speed Quarry, Clark County, Indiana Leptomeryx This leaf dates from aLocation: Speed Quarry, Clark County, Indiana Weight: 4. 3 Ounces Dimensions: 3. 2 Inches Long, 3. 2 Inches Wide, 1. 7 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,