泥河湾盆地自早更新世以来就是远古人类活动频繁的地区~([1、2])。1965年,王择义先生等在盆地中部虎头梁村附近发现细石器,随后几年,盖培、卫奇先生等在该地区进行连续数年的调查与发掘,发现虎头梁遗址群并进行研究~([3-5])。1980年以后,谢飞先生等继续在盆地内进行工作,又发现油坊、籍箕滩、马鞍山、瓜地梁、二道梁、黑土坡等一系列含细石器遗存的遗址~([6、7])。泥河湾盆地丰富的细石器文化遗存一直受到中国旧石器考古学者关注。自其发现以来,就不断有学者对盆地内细石器技术与文化特点、时代、人类行为以及社会发展 The Nihewan Basin has been an area of ​​ancient human activity since the early Pleistocene ~ ([1,2]). In 1965, Mr. Wang Ziyi et al. Found fine stone in the vicinity of Hutouliang village in the central part of the basin. In the following years, Mr. Gei Pei and Mr. Wei Qi conducted continuous investigations and excavations in the area for several years, ~ ([3-5]). After 1980, Mr. Xie Fei and others continued to work in the basin and discovered a series of ruins containing fine stone remains such as Youfang, Jiêiban, Ma’anshan, Guanduang, Erdaoliang and Black Soil Slopes. ([6,7 ]). The rich fine stone culture remains in the Nihewan Basin have always been of concern to Chinese Paleolithic archeologists. Since its discovery, there have been continual studies by scholars on the technical and cultural characteristics of the finest stone in the basin, the times, human behavior and social development