80年代初 ,中国社会科学院考古研究所内蒙古工作队与敖汉旗文化馆 (现博物馆 )联合对该旗境内的史前遗址进行普查时 ,在赵宝沟① 、小山② 等遗址采集到一种施压划几何纹、之字纹的夹砂黄褐陶片 ,与本地区已知的考古学文化有别。根据这一重要线索 ,我队于 1 985年秋、1 986年夏 In the early 1980s, when the Inner Mongolia Task Force of the Institute of Archeology, Chinese Academy of Social Sciences and the Aohan Banner Cultural Center (now the Museum) conducted a survey of the prehistoric sites within the banner, a pressure was exerted on sites such as Zhao Baogou ① and Xiaoshan ② Zoned geometric patterns, zigzag grained sand brown pottery, and the region is known archeology culture are different. According to this important clue, my team in the fall of 1985, the summer of 1986