Plate 10 in The Cranial Morphology of Tyrannosaurus rex

Plate 10 Tyrannosaurus rex Osborn, Hell Creek Fm., Jordan (Montana) LACM 23844, Fig, 1. Stereo view of the dorsal articular surface of the quadrate (for the squamosal). Fig. 2. Left quadrate in anteromedial view. The aperture connecting with the internal chambers is visible at lower right, just above the medial articular condyle. Fig. 3. Stereo view of the right surangular in dorsal view, showing facet interpreted as the attachment area for the M. adductor mandibulae externis supeficialis et medialis. Scale bar 10 cm.