Dental microwear of a basal ankylosaurine dinosaur, Jinyunpelta and its implication on evolution of chewing mechanism in ankylosaurs.
Jinyunpelta sinensis is a basal ankylosaurine dinosaur excavated from the mid Cretaceous Liangtoutang Formation of Jinyun County, Zhejiang Province, China.In the present study, its dental microwear was observed using a confocal laser microscope.Jinyunpelta had steep wear facets that covered most of buccal surfaces of posterior dentary teeth.Observa