Genus: Tethyshadros DALLA VECCHIA 2009
Etymology: Tethys, an ocean that occupied the general position of the Alpine-Himalayan orogenic belt, and Greek, hadros, for hadrosauroid: "Tethyan hadrosauroid".

Species: insularis DALLA VECCHIA, 2009
Etymology: Latin, insular, "island dweller."

Holotype: SC 57022

Locality: Near the Villaggio del Pescatore, Trieste Province, North-eastern Italy.

Horizon: Liburnian Formation.

Biostratigraphy:

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

Material: Nearly complete skull and skeleton.