Surface-rendered CT-based images of the left endosseous labyrinth of the indeterminate titanosaurian sauropod braincase MCCM-HUE-1667 from the Cretaceous of Fuentes, Spain.

<p>In lateral (A), caudal (B), and dorsal (C) views. Dorsal is to the top. Abbreviations: CC, common crus; CSC, caudal semicircular canal; L, lagena; LSC, lateral semicircular canal; OW, oval window; PD, perilymphatic duct; RSC, rostral semicircular canal; V, vestibule. Scale bar equals 5 mm.