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1991年5月20日,杨福新同志在陕西志丹县开展化探地质调查中,发现该区有古人类活动的迹象。并根据群众所提供的线索,发现由金鼎乡广中寺村民冯钟乾筑窖时掘出后又被抛弃的头骨,实属一具较完整的古人类头骨化石,并对发现处进行了实地考察。8—10月份发现者将标本曾送于陕西省考古研究所名誉所长石兴邦教授、西北大学薛祥煦、刘士莪教授等处鉴定。同年12月任建璋和杨福新再次前往发现地点,详细测定了地层剖面,采集了含人化石层的热释光年代样品。1992年7月邀请中国科学院古人类与古脊椎研究所人类室副主任赵凌霞同志前来陕西,对化石标本进行了初鉴和测定。1995年
On May 20, 1991, Comrade Yang Fuxin conducted a geochemical exploration survey in Zhidan County, Shaanxi Province and found evidence of ancient human activities in the area. According to the clues provided by the masses, it was found that the skull which was dug up and abandoned after the Fengzonggan cellars from Guangzhong Temple, Jinding Township was actually a more complete ancient human skull fossil, and a field investigation was made at the discovery site. Discovered in August-October, the specimens were sent to Professor Shi Xingbang, Honorary Director of Shaanxi Institute of Archeology, Xue Xiangxu of Northwest University, Professor Liu Shiliu and other departments. In December the same year Ren Jianzhang and Yang Fuxin once again went to the discovery site, a detailed determination of the stratigraphic section, collected with human fossil layer of TLL samples. In July 1992, Comrade Zhao Lingxia, deputy director of the Human Room of the Institute of Ancient Chinese Medicine and Ancient Spine Research Institute of Chinese Academy of Sciences, was invited to come to Shaanxi for initial examination and determination of fossil specimens. the year 1995