Fig. 2 in Ontogeny and variation in the skull roof and braincase of the hadrosaurid dinosaur Maiasaura peeblesorum from the Upper Cretaceous of Montana, USA

Fig. 2. Hadrosaurid dinosaur Maiasaura peeblesorum Horner and Makela, 1979, from the Two Medicine Formation (Campanian), Linster Quarry, Montana, USA; partial crania in dorsal view. A. ROM 66182. B. ROM 66181. C. ROM 66180. D. ROM 60261. E. ROM 60260.