Figure 61 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 61 - Jaw joints of Heterodontosaurus tucki from the Lower Jurassic Upper Elliot and Clarens formations of South Africa. Dentary symphysis and quadrate-articular jaw joint A Reconstruction of the anterior portion of the right dentary in medial view (based on SAM-PK-K1332) B Reconstruction of the anterior end of the lower jaws in ventral view (based on SAM-PK-K1332) C Stereopair of the right lower jaw joint in lateral view (the lateral edge of the quadrate condyle and articular are broken away exposing the tight jaw articulation) in a subadult skull (AMNH 24000) D Stereopair of the left lower jaw joint in lateral view (the lateral edge of the quadrate condyle is broken away exposing the inclined trough of the jaw articulation) in a subadult skull (AMNH 24000). Scale bar equals 1 cm in C and D. Abbreviations: d  dentary d1, 2 dentary tooth 1, 2 dbo dentary boss fo foramen Mc Meckel's canal pd predentary sym symphysis symt symphyseal trough vp ventral process.