During the middle Jurassic, Liopleurodon were the apex predator of the sea. It's name translates from Greek to "smooth-sided tooth", and it is estimated to have grown to 6.4 m (21 ft) in length. Belonging to the pliosauridae family, these specimens were part of Liopleurodon's meter long fins. These specimens - discovered in Abingdon, Oxfordshire, UK; have been cut and polished from genuine material, which is rough an natural on most sides and exhibits an earthy-brown colouration. The cut and polished side allows you to view the internal structures of the bones, which is of great use to geologists and paleontologist, as well as serious fossil collectors supplied with information cards within display card boxes. Available in a variety of sizes.