Fig. 11 in New Insights Into the Brain, Braincase, and Ear Region of Tyrannosaurs (Dinosauria, Theropoda), with Implications for Sensory Organization and Behavior

Fig. 11. ''Alert'' head postures based on orienting the skull such that the lateral semicircular canal is horizontal. A, Majungasaurus crenatissimus (FMNH PR2100; modified from Sampson and Witmer, 2007); B, Allosaurus fragilis (UMNH VP 18050, registered to MOR 693); C, Gorgosaurus libratus (ROM 1247, registered to a cast of AMNH FR 5664); D, the Cleveland skull (CMNH 7541); E, Tyrannosaurus rex AMNH FR 5117, registered to a model of a T. rex skull); F, T. rex (FMNH PR2081); G, Struthiomimus altus (TMP 90.26.1); and H, Troodon formosus (composite of TMP 86.36.457 and TMP 79.8.1, registered to the skull of Saurornithoides junior, IGM 100/1). Scale bars pertain to A–D (top bar), E–F (middle bar), and G–H (lower bar). Scale bars = 10 cm.