Lot of 2 teeth - Fossil rostral spine – Onchosaurus numidus Cretaceous - Fossil tooth - 6 cm (No reserve price)

Lot of 2 Original fossil rostral spine (denticle) belonging to Onchosaurus numidus, an extinct ray-like sawfish (family Sclerorhynchidae) from the Early Cretaceous.
Onchosaurus possessed a long cartilaginous rostrum armed with robust, bony barbed spines, used for hunting and defense. The specimen shows the typical elongated, curved shape and surface striations characteristic of this genus.