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本文记述了由中加恐龙合作计划发现于内蒙古巴音满都乎晚白垩世的一几近完整头骨化石。新材料代表原角龙科恐龙一新属种:道德森巨吻龙(Magnirostris dodsoni gen.et
This article describes a series of nearly complete skull fossils discovered by the Sino-Canadian Dinosaur Cooperation Program in the Late Cretaceous of Bayingman in Inner Mongolia. New material represents a new genus Protoceratopsidae Dinosaur: Dori Sengusurus (Magnirostris dodsoni gen.et