Fig. 19From: A new sphenodontian (Diapsida: Lepidosauria) from the Upper Triassic (Norian) of Germany and its implications for the mode of sphenodontian evolutionParabasisphenoid complex in A dorsal, B ventral, C left lateral, and D right lateral view. Abbreviations: Bs, basisphenoid; For. car. ar, foramen for internal carotid artery; Ps, parasphenoidBack to article page