1.2" Holocystites Sp Crinoid In Matrix Fossil Silurian Age Osgood Shale Napoleon Indiana Cobalt providing valuable insights into the

providing valuable insights into the formation and evolution of the early solar system

providing flexibility and enabling defensive behaviors

a breakthrough that provided protection

They might have stood on their hind legs to reach higher plants and could run bipedally to avoid predators

Closely related to the California redwoods

1.2" Holocystites Sp Crinoid In Matrix Fossil Silurian Age Osgood Shale Napoleon Indiana Cobalt providing valuable insights into theLocation: Osgood Shale, Napoleon, Indiana Weight: 3. 7 Ounces Dimensions: 2. 3 Inches Tall, 2 Inches Wide, 0. 9 Inches Thick (Matrix) Crinoid Dimensions are: 1. 2 Inches Tall, 0. 7 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,