江苏溧阳夏林似剑齿虎一新种

<正> 夏林石灰厂因采石料,裂隙堆积屡见剑齿虎类化石出露。1977年8月,笔者对产地作了短期发掘,在附近采获一颗似剑齿虎下门齿及少许小型食草偶蹄类臼齿碎片。于挖掘期间,学生朱志洪将他所釆一枚完整的似剑齿虎上犬齿化石热诚相赠,盛情可嘉。本文承蒙刘东生教授的支持和指导,深表感谢。保存在南京地质陈列馆的材料,为Homotherium。

A NEW HOMOTHERIUM SPECIES FROM XIALIN,LIYANG, JIANGSU

The present article deals with an upper right canine and a third left lower incisor, the fossil teeth found in 1977 in situ in the limestone fissures of Xialin, at Liyang, Jiangsu. The upper canine is characterized by a serrated posterior edge and a nonse rrated on posterior and plain anterior edge on its crown. Dimension of an element of the serration, 0.05 mm in average. The crown is pick-like and the root large, short, the upper C. is smaller than that of Homotherium tingi (Zdansky). The lower I is large and almost caniniform. We will call it Homotherium liyangensis, meaning the like sabre-toothed tiger, of liyang which is far recorded in southern China. The age is of Later Pliocene to Pleistocene.