Paleontological and Paleobotanical Museum (Nostimo) teeth of a shark that was 20–25 m long, and a Late Pliocene (3.5 million years old) tooth of an "Anancus arvenensis", a mastodon, an ancient relative of the elephant, which has been recognised here for the first time in the wider area of Western Macedonia. The mastodon which lived in this area was about the same size as a modern elephant, but with longer tusks. Also displayed are some Neolithic tools (from the 4th millennium BC): a fishing weight, and a blade for harvesting crops. Paleontological and Paleobotanical Museum (Nostimo) The Paleontological and Paleobotanical Museum () at Nostimo is
Perry Mastodon when the school was seeking to change its mascot. Perry Mastodon also inspired a song called "Perry, the Mastodon" by college campus band, The Two Twangs. The mastodon has been the victim of many pranks over the years. The most legendary occurred on Parents' Day 1975, when a bogus tape recording was inserted in place of the true story of the Mastodon. This prank was written up in the 1976 yearbook, the school newspaper, the Wheaton Daily Journal, and the official history of the college by Paul Bechtel. Perry Mastodon Perry Mastodon (sometimes called "Perry, the Mastodon") is the name