1.6" Holocystites Sp Crinoid In Matrix Fossil Silurian Age Osgood Shale Napoleon Indiana Cerussite ’ referring here to the

’ referring here to the dinosaur Tyrannosaurus

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

A notable variety of andalucite is chiastolite

trilobites diversified into thousands of species

1.6" Holocystites Sp Crinoid In Matrix Fossil Silurian Age Osgood Shale Napoleon Indiana Cerussite ’ referring here to theLocation: 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,