Fig. 18From: A new sphenodontian (Diapsida: Lepidosauria) from the Upper Triassic (Norian) of Germany and its implications for the mode of sphenodontian evolutionBraincase, A-B in context, and C-F isolated. A C in dorsal, B D ventral, E left lateral, and F right lateral view. Abbreviations: Bc, braincase; Bsp. fct, basisphenoid facet; F, frontal; P, parietal; Pbs, parabasisphenoid; Pf, prefrontal; Po, postorbital; Pt, pterygoid; Sq, squamosal; Q/Qj, quadrate-quadratojugal complexBack to article page