Osteology, ontogeny and phylogenetic position of Sinophoneus yumenensis (Therapsida, Dinocephalia) from Dashankou Fauna, middle Permian of China
副标题：
打印Osteology, ontogeny and phylogenetic position of Sinophoneus yumenensis (Therapsida, Dinocephalia) from Dashankou Fauna, middle Permian of China