RARE Hybodus Shark Fin Spine Fossil, Cretaceous, Kem Kem Beds, Morocco

Description

Exceptional Fossilized Hybodus Shark Fin Spine – Cretaceous: Kem Kem Beds, Morocco

This listing features a genuine fossilized fin spine from the prehistoric Hybodus shark, dating back to the Aptian Stage of the Early Cretaceous (~120 million years ago). This rare and well-preserved specimen was discovered in the Kem Kem Beds, Khouribga, Morocco, a world-renowned fossil site known for its diverse prehistoric marine and terrestrial fauna.

Species Information – Hybodus (Extinct Hybodont Shark)

Hybodus was a genus of Hybodontiformes, an extinct group of sharks that thrived from the Devonian to the Late Cretaceous, a span of over 200 million years. These sharks were highly adaptable, occupying both marine and freshwater environments, much like modern bull sharks.

Unlike modern sharks, Hybodus had a distinctive skeletal structure, with large dorsal fin spines that provided stability and defense against larger predators. The fin spines, which fossilize more readily than cartilage, are among the most sought-after remains from this species.

Key Features of Hybodus Sharks:

🦈 Ancient Shark Lineage – Hybodontiformes were among the longest-surviving shark groups

🦈 Defensive Fin Spines – Used to deter predators and provide stability in the water

🦈 Prehistoric Apex Predator – Coexisted with Spinosaurid dinosaurs, Pterosaurs, and early Crocodilians

Fossilized remains suggest Hybodus had both crushing and cutting teeth, indicating a diet that included fish, crustaceans, and mollusks. The presence of fin spines like this one helps paleontologists reconstruct the anatomy and ecology of these prehistoric sharks.

Geological Context – Kem Kem Beds, Morocco

The Kem Kem Beds in Khouribga, Morocco, are among the most famous Cretaceous fossil sites in the world. This ancient river system was home to a unique mix of marine and terrestrial creatures, including Spinosaurus, Carcharodontosaurus, Pterosaurs, Crocodilians, and various prehistoric fish species.

The iron-rich sandstones and mudstones of the Kem Kem formation have preserved a wealth of fossils, including Hybodus fin spines, teeth, and vertebrae. These deposits indicate that Hybodus sharks inhabited both coastal and freshwater environments, making them one of the most versatile shark species of the Cretaceous period.

Specimen Details

• Fossil Type: Hybodus Shark Fin Spine
• Scientific Name: Hybodus sp.
• Age: Aptian, Early Cretaceous (~120 million years old)
• Formation: Kem Kem Beds
• Location: Kem Kem Basin, Khouribga, Morocco
• Condition: Well-preserved fin spine with detailed surface texture and natural mineralization

Why Buy From Us?

✔ 100% Genuine Fossil – Authentic Hybodus Shark Fin Spine Fossil

✔ Certificate of Authenticity Included

✔ From the Alice Purnell Collection – One of the largest private ammonite and fossil collections in the world

✔ Scale Cube (1cm) for Size Reference – Please check photos for exact sizing

✔ Rare & Highly Collectible Specimen – Perfect for collectors, museums, and prehistoric marine fossil enthusiasts

This stunning fossilized Hybodus fin spine is a rare and scientifically significant specimen, providing a unique glimpse into the evolution of early sharks and the diverse marine life of the Cretaceous period. Don’t miss this opportunity to own a genuine piece of prehistoric shark history!

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