Page:Parasaurolophus walkeri, a new genus and species of trachodont dinosaur.pdf/43





A, surangular; B, predentary; D, dentary; E, exoccipital; F, frontal; I, quadranto-jugal; J, jugal; K, lateral temporal fossa; L, lachrymal (?); M, maxillary; N, nasal; O, orbit; P, prefrontal (?); PM, premaxillary; Q, quadrate; R, squasmosal; S, postfrontal; V, parietal.