Fig. 9 in Ontogeny and variation in the skull roof and braincase of the hadrosaurid dinosaur Maiasaura peeblesorum from the Upper Cretaceous of Montana, USA

Fig. 9. Hadrosaurid dinosaur Maiasaura peeblesorum Horner and Makela, 1979, from the Two Medicine Formation (Campanian), Linster Quarry, Montana, USA; partial skull of ROM 60261 in left lateral view.