78 
Plate VII 
Skull of Lambeosaurus lamhei Parks. Type, No. 2869, Geol. Surv., Can. Viewed from the 
left side, showing the left nasal passage and nasal chamber in the crest; A Isf, alisphenoid; F r, frontal; 
J, jugal; Mz, maxillary; N, nasal; No, left nasal passage; P, parietal; Pal, palatine; Pmx, pre- 
maxillary; Poe, paraoccipital; Pof, postorbital; Pt, Pterygoid; Prs, presphenoid; Q, quadrate 
Sq, squamosal. About one-fifth natural size. (Page 35.) 
