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Heptranchias
North America continued separating from the rest of Laurasia
Under binocular loupes you can even see the wing details
absolutely conical and with a blunt tip
Beautiful example of this species of shark of the Hexanchidae family
77104 - Top Quality Juvenile 1.48 Inch Spinosaurus Dinosaur Tooth Cretaceous Neoceratodus africanus HeptranchiasSpectacular example of tooth belonging to an individual of Spinosaurus. The enamel color is spectacular, featuring intense and brilliant orange tones. It has some glued fractures. One of the difficult features to find in dentition samples of Spinosaurus is present in this piece. It is the preservation of the root (the part of the tooth without enamel, which occupied a lower position in the gum). Its preservation is complicated due to the hollow