Istiorachis macarthurae, named after sailor Ellen MacArthur, had a pronounced sail along its back that may have been used to attract mates

Fossils of the new iguanodontian dinosaur were found on the Isle of Wight

The medium-sized herbivore once roamed the floodplains of what is now the Island's south-west coast.

Istiorachis macarthurae, named after sailor Ellen MacArthur, had a pronounced sail along its back that may have been used to attract mates