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古脊椎动物学报 ›› 2002, Vol. 40 ›› Issue (04): 291-299.

• 古脊椎动物学报 • 上一篇    下一篇

铲齿象一新种在甘肃省党河地区下中新统的发现

王伴月, 邱占祥   

  • 出版日期:2002-12-15 发布日期:2002-12-15

A NEW SPECIES OF PLATYB ELODON (GOMPHOTHERIIDAE, PROBOSCIDEA, MAMMALIA) FROM EARLY MIOCENE OF THE DANGHE AREA, GANSU, CHINA

WANG Ban-Yue, QIU Zhan-Xiang   

  • Published:2002-12-15 Online:2002-12-15

摘要: 记述了甘肃省党河地区的铲齿象化石一新种——党河铲齿象(Platybelodon dangheensis) 。其主要特征是:下颌联合和下门齿构成宽短的铲形;下门齿薄,由单层稀少的齿柱组成;具较大的p3 ,p4 前窄后宽,前齿带和跟座较小,m1 构造简单,齿冠较低,第一齿脊无前斜脊,前齿带和后跟座较小。它是欧亚大陆目前所知时代最早(早中新世) 、构造最原始的一种铲齿象。

Abstract: The genus Platybelodon has been known as one of the most characteristic fossils of the middle Miocene in Palaearctic Region. In July and August of 2001 a mandible of Platybelodon was unearthed from the early Miocene deposits in the Danghe area, Gansu, China. It represents the most primitive and the earliest species of Platybelodon so far known.