Fig. 13. A in New skulls of the basal sauropodomorph Plateosaurus trossingensis from Frick, Switzerland: Is there more than one species?

Fig. 13. A. Skull of Plateosaurus trossingensis (MSF 08.M) from the Triassic of Frick, Switzerland. A. Photograph of main block, skull exposed in medial view (A1); ambient occlusion of photogrammetric model of the main block (A2) and interpretational diagram (A3). B. Disarticulated right quadrate in anterior (B1), lateral (B2), medial (B3), and posterior (B4) views. C. Disarticulated braincase in anterolateral (C1), posterior (C2), left lateral (C3), and ventral (C4) views. Abbreviations: af, antorbital fenestra; bp, basipterygoid process; bt, basipterygoid tubera; l, lacrimal; mnpr, median process; mx, maxilla; na, nasal; o, orbit; oc, occipital condyle; par, paroccipital process; ps, parasphenoid; pt, pterygoid; scl, sclerotic ring; so, supraoccipital; stu, sella turcica.