Fig. 1

Cheek tooth of Stegosauria indet. (CHE02.084), from the Berriasian (Lower Cretaceous) of Cherves-de-Cognac, near Cognac (Charente, France). a Photograph in ?labial view. b–f 3D reconstruction (X-ray Synchrotron microtomography ESRF, pixel size 5.6 μm, propagation distance 50 mm, energy, 20 keV), in ?labial (b), ?mesial (c), ?lingual (d), ?distal (e) and apical (f) views. The different views are interpreted according to the hypothesis that CHE02.084 is a left maxillary tooth. Scale bar 2 mm