Genus: Arenysuchus PUERTOLAS, CANUDO & CRUZADO-CABALLERO, 2011
Etymology: Areny is named after Aren (Areny in the Catalan language), the locality where ELI-1 was found, and Greek, souchus, "crocodile", leading to Latin, suchus.

Species: gascabadiolorum PUERTOLAS, CANUDO & CRUZADO-CABALLERO, 2011
Etymology: The specific epithet of "gascabadiolorum" is dedicated to the researchers Jose Manuel Gasca and Ainara Badiola, who discovered the holotype.

Holotype: MPZ ELI-1

Locality: ELI-1, Elias site, Aren (Huesca) Province, North Spain.

Horizon: Unit 2, Tremp Formation.

Biostratigraphy:

Age: Late Maastrichtian Stage, Uppermost Senonian Subepoch, Uppermost Gulf Epoch, Late Cretaceous.

Material: Partial skull.

Referred material:

Locality: Blasi 2, Aren, south-central Pyrenees, Huesca Province, Spain.

Horizon: Aren Sandstone, Arenisca Formation (Upper Tremp Formation).

Biostratigraphy:

Age: Late Maastrichtian Stage, Upper Senonian subepoch, Upper Upper Gulf Epoch, Late Cretaceous.

Material:

MPZ2010/84B, MPZ2010/949, MPZ2010/950, MPZ2010/951: 4 teeth.