Description
Large 5 Inch Spinosaurus Tooth – Fully Rooted Genuine Fossil Specimen
This impressive 5-inch Spinosaurus dinosaur tooth is a genuine, fully rooted fossil from the world-renowned Kem Kem Beds of Morocco. Selected for its excellent size, preservation, and visual appeal, this specimen offers a striking representation of one of the most iconic prehistoric predators. The fossil shown in the images is the exact piece you will receive, ensuring complete transparency and uniqueness. It is accompanied by a fully hand-signed Premium Certificate of Authenticity, confirming its natural origin and adding confidence for collectors and enthusiasts.
Geological Provenance – Kem Kem Beds, Tegana Formation
The tooth originates from the Tegana Formation within the Kem Kem Basin of southeastern Morocco. These fossil-rich deposits date to the Upper Cretaceous period, specifically the Cenomanian stage, approximately 95–100 million years ago. The Kem Kem Beds are composed primarily of fluvial sandstones and siltstones, representing ancient river channels, floodplains, and delta systems. This region is globally recognised for its diverse assemblage of vertebrate fossils, particularly large theropod dinosaurs and aquatic species that thrived in this dynamic environment.
Species Identification – Spinosaurus aegyptiacus
This fossil tooth is attributed to Spinosaurus aegyptiacus, a member of the family Spinosauridae within the order Theropoda. First described by German paleontologist Ernst Stromer in 1915, Spinosaurus is widely regarded as one of the largest carnivorous dinosaurs ever discovered. Unlike most theropods, Spinosaurus exhibited adaptations for a semi-aquatic lifestyle, allowing it to hunt effectively in water-rich environments. Its teeth are among its most distinctive features and are frequently found within the Kem Kem deposits.
Morphology and Diagnostic Features
The tooth displays classic Spinosaurid characteristics, including an elongated, conical shape designed for gripping prey. Unlike many carnivorous dinosaur teeth, it lacks serrated edges, instead featuring a smooth enamel surface with fine longitudinal fluting running along the crown. The gentle curvature of the tooth enhances its natural profile, while the fully preserved root significantly increases both its rarity and scientific value. Rooted specimens provide insight into the anchoring structure within the jaw and are far less commonly encountered than isolated crowns.
Depositional Environment and Fossilisation
During the Cenomanian stage, the Kem Kem region was a lush, river-dominated landscape with extensive floodplains and seasonal waterways. Spinosaurus occupied a top predator role within this ecosystem, likely feeding on fish and other aquatic organisms. Teeth were naturally shed throughout the animal’s lifetime and could also become dislodged after death. Rapid burial within sediment allowed these remains to be preserved, with mineral-rich groundwater gradually replacing the original organic material over millions of years, resulting in the fossil seen today.
Condition, Size, and Display Value
Measuring approximately 5 inches, this tooth is a substantial and visually striking specimen, ideal for display in any fossil collection. The combination of its size, intact root, and well-preserved enamel makes it highly desirable. Natural mineralisation has produced rich colour tones and textures that reflect its geological history, enhancing its aesthetic appeal. Whether for educational purposes or private collection, this fossil stands out as a remarkable example of prehistoric life.
Authenticity and Certification
This Spinosaurus tooth is 100% genuine and includes a fully hand-signed Premium Certificate of Authenticity. The specimen has been carefully curated to meet high standards of quality and presentation. All photographs accurately represent the fossil you will receive, ensuring complete confidence in your purchase.






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