Discovery of the Tastavinsaurus Historical milestone · Peñarroya de Tastavins, Matarraña, Teruel Image of Peñarroya de Tastavins, not of the place itself. In the district there appeared one of the most complete sauropod skeletons of the lower Cretaceous found in Europe, which took its name from the river Tastavins. It was described as a new species in 2008 and is exhibited in the palaeontological centre opened in the town. 2008 Photo: jordi domènech (CC BY-SA 3.0) What to see and do in Peñarroya de Tastavins