Scientists find footprint of unknown ancient reptile in Spain

Scientists have discovered a fossilised footprint from about 247 to 248 million years ago in the Pyrenees mountains in Spain which they believe was made by a previously unknown species of reptile.The footprint was found among a series of tracks made by the ancestors of crocodiles and dinosaurs, a group known as archosauromorphs, the researchers from the Autonomous University of Barcelona and the Catalan Institute of Palaeontology said in a statement.The researchers said the footprints suggest th