一、引言1995年春,中国社会科学院考古研究所河南一队赴河南省焦作市进行考古调查。在武陟县大司马遗址采集到一片龙山文化时期的人头骨残片(图一)。据韩康信先生鉴定,此系一成年男性左顶骨的一部分。奇特的是在顶结节靠后的位置,发现有一个规 I. Introduction In the spring of 1995, a team from Henan Institute of Archeology, Chinese Academy of Social Sciences went to Jiaozuo City, Henan Province for archeological investigation. A collection of human skull fragments during the Longshan Cultural Period was collected at the site of the Great Sima in Wuyi County (Figure 1). According to Mr. Han Kangxin identification, this is a part of an adult male left parietal bone. The peculiar is in the post-nodular position, found a rule