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Vertebrata Palasiatica ›› 2003, Vol. 41 ›› Issue (04): 332-336.

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EARLY PLEISTOCENE CHALICOTHERE FOSSILS FROM HUANGJIAWAN, ZHEN’AN, SHAANXI, CHINA

LI XiaoChen, DENG Kai   

  • Online:2003-12-15 Published:2003-12-15

记陕西镇安早更新世的两种爪兽化石

李晓晨, 邓凯   

Abstract: A lot of large mammal fossils were collected from a fluvial deposit in Huangjiawan, Zhen’an, Shaanxi, China. Two species of chalicotheres from this fauna are described in this paper.

摘要: 2001 年8 月,本文作者在地处秦岭腹地的陕西镇安黄家湾一河流相沉积层中采集到大量的哺乳类化石。化石埋藏集中,种类丰富,均为大型哺乳类,不见啮齿类等小型哺乳动物及其他脊椎动物。从埋藏情况看,应属原生层位化石。本文记述了动物群中的2 种爪兽类化石。 爪兽是奇蹄目中一个较为特殊的类群,我国以前发现的爪兽绝大多数都是在第三纪早期或中期的地层中找到的(胡长康,1959 ;周明镇,1962 ;张玉萍,1976 ;邱占祥等,1998), 这次在镇安黄家湾发现的2 种爪兽对了解我国爪兽化石的地理及时代分布有一