1.6" Holocystites Sp Crinoid In Matrix Fossil Silurian Age Osgood Shale Napoleon Indiana Cerussite Its most striking feature was

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

and mammals—including the oldest pantolestid

A notable variety of andalucite is chiastolite

These giant bears inspired stories and legends in early European folklore

Its story helps reveal how ancient island environments produced unique and specialized predators

1.6" Holocystites Sp Crinoid In Matrix Fossil Silurian Age Osgood Shale Napoleon Indiana Cerussite Its most striking feature wasLocation: 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,