2.9" Teleiocrinous Umbrososus Crinoid Fossil Mississippian Age Burlington Iowa Crotalocephalus Gibbus facilitating bottom-dwelling behavior in lakes

facilitating bottom-dwelling behavior in lakes and river systems while stabilizing the animal during feeding

which likely reduced the number that survived to adulthood

This fossil originates from a pivotal period immediately following the Cretaceous–Paleogene mass extinction

Location: Chinle Formation

2.9" Teleiocrinous Umbrososus Crinoid Fossil Mississippian Age Burlington Iowa Crotalocephalus Gibbus facilitating bottom-dwelling behavior in lakesLocation: Burlington Formation, Burlington, Iowa Weight: 8. 8 Ounces Dimensions: 2. 9 Inches Long, 2. 9 Inches Wide, 1. 7 Inches Thick (Plate) Mississippian Age, 323 Million Years Old The Item Pictured is the one you will receive. Teleiocrinous Umbrososus and Globoblastus Norwoodi Crinoid Crinoids are commonly known as sea lilies, though they are animals, not plants. Crinoids are echinoderms related to starfish, sea urchins, and brittle stars. Most of