Chinese and American paleontologists found footprints of deinonychus class and named them as Menglongipussinensisichnogen's footprints, a new genus and new species, in Chicheng County of north China's Hebei Province. The footprints are not only the oldest but also the smallest of deinonychus class. This is the simulation diagram of the dinosaurs that left the footprints of Menglongipussinensisichnogen.(Xinhua)
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