Mammut americanium, Mastodon tooth described by Thomas Jefferson Dimorphodon There may also be pieces

There may also be pieces of fossil bone and vertebra including teeth of a marine reptile called Mosasaurus

which is found in Australia

Their age is estimated to be between 500

in what is now China

in a time known as the early Woodland Period

Mammut americanium, Mastodon tooth described by Thomas Jefferson Dimorphodon There may also be piecesThis replica tooth was described by Thomas Jefferson. Mastodons are any species of extinct proboscideans in the genus Mammut, distantly related to elephants that inhabited North and Central America during the late Miocene or late Pliocene up to their extinction at the end of the Pleistocene 10,000 to 11,000 years ago. Mastodons lived in herds and were predominantly forest dwelling animals that fed on a mixed diet of browsing and grazing with a