云南开远新发现的腊玛古猿化石

本文描述的标本是1980年6月和1982年5月,在云南开远小龙潭晚中新世褐煤层中发现的古猿化石。标本有左下第一至第三臼齿列和一件带十二枚牙齿的上颌骨。从标本反映的形态特征观察,应归为腊玛古猿。

NEW MATERIALS OF RAMAPITHECUS FROM KEIYUAN, YUNNAN

The fossils were found at Xiaolongtan of Keiyuan, Yunnan Province, in 1980 and 1982. The materials are as follows: a lower tooth row with M1-M3 and a fragment of left maxilla with I2-M3 and a right maxilla with C1-M2.According to its morphological features the specimen can be attributed to Ramapithecus. The associated mammal remains include Ramapithecus keiyuanensis, Sivipithecus sp., Rodentia, Mustelidae, Gomphotherium xiaolongtanensis, Gomphotherium cf. macrognathus, Tetralophodon cf. sinensis, Zygolophodon chinjiensis, Tapirus sp., (A. B), Propotamochoerus parvulus, Ltstrio-don sp., Dicoryphochoerus sp., Castoridae and Cervidae. The fauna is considered to be of late Miocene in age.