Ursavus在中国的首次发现——并记禄丰古猿化石产地的其他熊类标本

祁国琴

First discovery of ursavus in China and note on other ursidae specimens from the ramapithecus fossil site of Lufeng

Qi Guoqin

人类学学报 . 1984, (01): 53 -94 .