1.7" Holocystites Sp Crinoid In Matrix Fossil Silurian Age Osgood Shale Napoleon Indiana Limb 7 Inches Wide

7 Inches Wide

The Greek historian Herodotus once described these stone-encased marine fossils as “fish in the stones

The name Eurypterid comes from Greek roots meaning “wide wing

Its sheer size and strength made it one of the most intimidating crocodilians of the Late Cretaceous

Kyanite is also strongly anisotropic

1.7" Holocystites Sp Crinoid In Matrix Fossil Silurian Age Osgood Shale Napoleon Indiana Limb 7 Inches WideLocation: Osgood Shale, Napoleon, Indiana Weight: 8 Ounces Dimensions: 3. 6 Inches Tall, 2 Inches Wide, 1. 5 Inches Thick (Matrix) Crinoid Dimensions are: 1. 7 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,