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本文记述了发现于中国甘肃西北马鬃山地区早白垩世一原始巨龙类恐龙新属种。它的发现表明巨龙类恐龙有可能起源于不晚于早白垩世的亚洲。
This article describes a new breed of pre-Cretaceous dinosaur found in the Mazongshan area, northwest of Gansu, China. Its findings suggest that the dinosaur might have originated in Asia no later than Early Cretaceous.