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Fig. 5 | Swiss Journal of Geosciences

Fig. 5

From: New specimen of Psephoderma alpinum (Sauropterygia, Placodontia) from the Late Triassic of Schesaplana Mountain, Graubünden, Switzerland

Fig. 5

Slices through PIMUZ A/III 1491 showing different views of the sphenoid region (left) and their position in the skull (right). a Axial slice showing the dorsal surface of the anterior process, with cerebral carotid foramina and dorsum sellae shown. b Sagittal slice showing the parabasisphenoid and dorsum sellae in lateral view. c Coronal slice showing the parabasisphenoid in a medial position to the epipterygoids. Not to scale. Abbreviations as in Figs. 2, 3 and 4 plus, ccf cerebral carotid foramina, ds dorsum sellae

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