Plate 1 in The Cranial Morphology of Tyrannosaurus rex

Plate 1 Tyrannosaurus rex Osborn, Hell Creek Fm., Jordan (Montana), LACM 23844. Fig. 1. Right lachrymal in lateral view. Fig, 2. Right lachrymal in medial view. The medial wall of the posterior part of the horizontal ramus is missing, revealing the internal chambers. Fig. 3. Right premaxilla in lateral view. The lateral tooth (arrow) has apparently been broken, after which the broken surface was planed off. Fig. 4. Left quadratojugal in medial view. The articular surfaces for the quadrate are seen at the left. Fig. 5. Left quadratojugal in lateral view. Scale bars 10 cm.