FIGURE 2 in A digitally-rendered endocast for Tyrannosaurus rex

FIGURE 2. Digital endocast for FMNH PR2081, Tyrannosaurus rex. Detail of left otic region in dorsolateral view. Image at right highlights region of endocast illustrated using both digital imagery (A) and a line drawing interpretation (B). Abbreviations: fr, mold of floccular recess;?mf, mold of metotic fissure, which is much more slender than on the right side, presumably because of dense sediment infilling; ssc, semicircular canal; tg, trigeminal ganglion; VII, tract for facial nerve; VIII.v, tract for vestibular branch of statoacoustic nerve;?VIII.a, possible tract for acoustic branch of statoacoustic nerve; may also be endolymphatic duct.