Genus: Arenysaurus PEREDA-SUBERBIOLA, CANUDO, CRUZADO-CAGALLERO,
BARCO, LOPEZ-MARTINEZ, OMS, & RUIZ-OMENACA, 2009
Etymology: Aren (Areny de Noguera in Catalonia language), the village of Huesca
Province, Spain, located near the area where the fossils were found, and Greek,
sauros, 'lizard'.
Species: ardevoli PEREDA-SUBERBIOLA, CANUDO, CRUZADO-CAGALLERO, BARCO, LOPEZ-MARTINEZ, OMS, & RUIZ-OMENACA, 2009
Etymology: In honor of the geologist Lluis Ardevol (Geoplay, Tremp, Lleida), who discovered the Blasi sites.
Locality: Blasi 3, Aren, south-central Pyrenees, Huesca Province, Spain.
Horizon: Aren Sandstone, lower part of the Tremp Formation.
Biostratigraphy:
Age: Late Maastrichtian Stage, Upper Senonian subepoch, Upper Upper Gulf Epoch, Late Cretaceous.
Material: A partial, articulated skull comprising of the skull roof and braincase.
Paratypes:
MPZ 2008/480: Pathological caudal vertebra.