1.6" Holocystites Sp Crinoid In Matrix Fossil Silurian Age Osgood Shale Napoleon Indiana Cerussite and mammals—including the oldest pantolestid

and mammals—including the oldest pantolestid

you might think nature combined a turtle

These giant bears inspired stories and legends in early European folklore

Its most striking feature was the enormous armored dome covering its back

Chemical analysis shows it is roughly 93% iron

1.6" Holocystites Sp Crinoid In Matrix Fossil Silurian Age Osgood Shale Napoleon Indiana Cerussite and mammals—including the oldest pantolestidLocation: Osgood Shale, Napoleon, Indiana Weight: 3. 5 Ounces Dimensions: 2. 7 Inches Tall, 1. 5 Inches Wide, 1. 2 Inches Thick (Matrix) Crinoid Dimensions are: 1. 6 Inches Tall, 0. 8 Inches Wide The Item Pictured is the one you will receive. Holocystites Sp Silurian in age (420 million years old) Holocystites is an extinct genus of echinoderms belonging to the class Cystoidea and sub phylum Blastozoa. These organisms thrived during the Paleozoic Era,