(southern horned face)
Notoceratops bonarelli (Tapia, 1918) is anomen dubium. It is known from a toothless dentary (now lost) and was classified as a late Cretaceous ( Maastrichtian ) Argentinian ceratopian or hadrosaurid.


I dinosauri dell’ Argentina. [The dinosaurs of Argentina.] [in Italian]. p.
Bonaparte, J.
in José F. Bonaparte, et al. (eds.), “Sulle orme dei dinosauri”. Erizzo Editrice, Venice, Italy 127-143 (1984).

Una mandibula de dinosaurio procedente de Patagonia.
Tapia, A.
PHYSIS IV; 369 – 370 (1918).