1.4" Holocystites Sp Crinoid In Matrix Fossil Silurian Age Osgood Shale Napoleon Indiana Geode it remains a popular subject

it remains a popular subject in paleontology

a small masonry hammer usually suffices

jaw anatomy

so any predator capable of flipping it over would have had a chance to attack

creating Earth's first large reef systems

1.4" Holocystites Sp Crinoid In Matrix Fossil Silurian Age Osgood Shale Napoleon Indiana Geode it remains a popular subjectLocation: Osgood Shale, Napoleon, Indiana Weight: 9. 1 Ounces Dimensions: 3. 1 Inches Tall, 2. 7 Inches Wide, 1. 6 Inches Thick (Matrix) Crinoid Dimensions are: 1. 4 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,