Figure 65 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 65 - Forelimb of Heterodontosaurus tucki from the Lower Jurassic Upper Elliot and Clarens formations of South Africa. Antebrachium, carpus and manus of an adult skeleton (SAM-PK-K1332). Photograph (A) and line drawing (B) of the right radius, ulna, carpus and manus in dorsal view. Hatching indicates broken bone; dashed lines indicate estimated edges; tone indicates matrix. Scale bar equals 3 cm. Abbreviations: I-IV digits I-IV ce centrale dc1, 4 distal carpal 1, 4 ded dorsal extensor depression dip dorsal intercondylar process he heel mc1, 4 metacarpal 1, 4 ol olecranon ph, phalanx pi pisiform ra radius rae radiale ul ulna ule ulnare un ungual.