4.1" Polished Hexagonaria Coral Fossil Devonian Age 350 Million Yrs Old Morocco Zlichovaspis The intricate suture patterns formed

The intricate suture patterns formed where the septa joined the shell wall are key features used by paleontologists to classify different ammonite species

the celestine layer forms a lens up to 30 meters thick

predator-prey dynamics

The ammonite shell served a dual purpose—protection from predators and buoyancy regulation

closely related to modern squid

4.1" Polished Hexagonaria Coral Fossil Devonian Age 350 Million Yrs Old Morocco Zlichovaspis The intricate suture patterns formedLocation: Assa Zag Region, Morocco Weight: 8. 8 Ounces Dimensions: 4. 1 Inches Long, 3. 2 Inches Wide, 1. 3 Inches Thick The item pictured is the one you will receive. Devonian Age, 350 million years old Hexagonaria is an extinct genus of colonial rugose coral that lived in ancient seas during the Devonian period, around 350 million years ago. These corals grew in large, rounded colonies composed of tightly packed hexagonal corallites, creating the