The Megalosaurus 50p was the first of three 2020 coins released to mark the discovery of dinosaur bones in the UK by Buckland and Mantell from 1824 to 1833. The design shows a Megalosaurus dinosaur with the text MEGALOSAURUS and BUCKLAND 1824. The fifty pence piece is struck to Brilliant Uncirculated quality and displayed in The Royal Mint's official presentation folder.