 He was led to identify it as an "Iguanodon" based on its distinctive teeth.The Maidstone slab was utilized in the first skeletal reconstructions and artistic renderings of "Iguanodon", but due to its incompleteness, Mantell made some mistakes, the most famous of which was the placement of what he thought was a horn on the nose.Shortly after the discovery, tension began to build between Mantell and Richard Owen, an ambitious scientist with much better funding and society connections in the turbulent worlds of Reform Act–era British politics and science.