See the most complete Marine fossils in the world at Kronosaurus Korner, Australia's premier marine fossil museum. It showcases nearly 1,150 unique fossil specimens from Richmond including the 100-115 million year old remains of extinct marine reptiles, fishes, ammonites and squids that once dominated Australia's ancient inland sea. �See the 'Richmond Pliosaur', one of the best preserved Cretaceous marine reptile fossils in the world. Many of the earlier fossils in the collection were donated by local graziers, often discovered whilst mustering cattle and working the land.