安徽贵池晚古新世哺乳类

MAMMALIAN REMAINS FROM THE LATE PALEOCENE OF GUICHI, ANHUI

记述了在安徽省贵池县梅埂地区红层中发现的3种哺乳动物化石，其中包括钝脚目全棱齿兽科1新属新种——翟氏贵池脊齿兽（Guichilambdazhaiigen．etsp．nov.）。新属与古脊齿兽属较为相似，但在个体大、上颊齿横宽、上臼齿中附尖弱、下颌骨具前外凸缘、下臼齿三角座和跟座V形夹角小等方面又明显不同于该属任何已知种。文中还根据所发现化石的进化水平和组合性质，并与国内外有关层位对比，定地层时代为晚古新世。

In the western part of Tongling Basin, on the southem bank of the Yangtze River,lies the Meigeng area of Guichi County, Anhui Province. Here is expond a series of red strata from which loca geologists recovered mammalian fossils in the 1980s. Two species of Pantodonta, including a new one, and one species of Notoungulata are currently recognized in the Guichi Fauna. Discussion of the fossil-bearing beds is also presental heren.