The Endocranial Anatomy of Therizinosauria and Its Implications for Sensory and Cognitive Function
Figure 8
Endosseous labyrinths (right side).
(A) Erlikosaurus andrewsi (IGM 100/111), (B) Nothronychus mckinleyi (AZMNH-2117, portions reconstructed from the left side shown in different color), (C) Falcarius utahensis (holotype specimen, UMNH VP 15000), (D) Falcarius utahensis (referred specimen, UMNH VP 15001). From left to right in lateral, dorsal, rostral and caudal view. Abbreviations: c, cochlear duct; crc, crus communis; csc, caudal semicircular canal; csca, ampulla of the caudal semicircular canal; fc, fenestra cochleae; ed, endolymphatic duct; fv, fenestra vestibuli; lsc, lateral semicircular canal; lsca, ampulla of the lateral semicircular canal; rsc, rostral semicircular canal; rsca, ampulla of the rostral semicircular canal.