Fig. 3 in New psittacosaurid highlights skull enlargement in horned dinosaurs

Fig. 3. Sacrum and articulated ilia of Psittacosaurus major sp. nov., LHPV 1, Near Beipiao City, Liaoning Province, China, lower portion of the Lower Cretaceous Yixian Formation. A. Photograph of in ventral view. B. Explanatory drawing of the same, showing broken bone (cross−hatching) and areas of matrix (tone).