Figure 46 from: Sereno P (2012) Taxonomy, morphology, masticatory function and phylogeny of heterodontosaurid dinosaurs. ZooKeys 226: 1-225. https://doi.org/10.3897/zookeys.226.2840

Figure 46 - Tooth structure, occlusion, and replacement in Heterodontosaurus tucki from the Lower Jurassic Elliot and Clarens Formations of South Africa. Successive sagittal computed-tomographic sections in cutaway view of a subadult skull (AMNH 24000). A Posterior portion of skull in anterior view showing the location of sagittal cross-sections B Cross-section in right lateral view through right maxillary and dentary rami C Cross-section in right lateral view through left maxillary and dentary rami. Abbreviations: psaf posterior surangular foramen q quadrate qj quadratojugal rd8 replacement dentary tooth 8 rm9, 10 replacement maxillary teeth 9, 10.