Tooth of an ichthyosaur, a Mesozoic marine reptile.
Birthday card by Zazzle, from the Linda Hall Library, featuring a very old life restoration of Icthyosaurus by F. John.
Dinosaur Items and Other Prehistoria
Tooth of an ichthyosaur, a Mesozoic marine reptile.
Birthday card by Zazzle, from the Linda Hall Library, featuring a very old life restoration of Icthyosaurus by F. John.