A research team led by Prof.XU Xing,Institute of Vertebrate Paleontology and Paleoanthropology(IVPP),Chinese Academy of Sciences,and ZHENG Xiaoting,Shandong Tianyu Museum of Nature,reported a new scansoriopterygid theropod,Yi qi gen.et sp.nov.,based on a new specimen from the Middle-Upper Jurassic period Tiaojishan Formation of Hebei Province,China.This
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