中国真猛犸象和披毛犀化石^(14)C年代研究新进展  被引量:4

New radiocarbon evidence on the woolly mammoth and rhinoceros in China

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作  者:赵克良[1,2,3] 姜海涛 王元 同号文[1,2,3] 张雅平 葛俊逸[1,2,3] 周新郢 金昌柱 李小强[1,2,3] ZHAO Keliang;JIANG Haitao;WANG Yuan;TONG Haowen;ZHANG Yaping;GE Junyi;ZHOU Xinying;JIN Changzhu;LI Xiaoqiang(Key Laboratory of Vertebrate Evolution and Human Origins of the Chinese Academy of Sciences,Institute of Vertebrate Paleontology and Paleoanthropology,Chinese Academy of Sciences,Beijing 100044;CAS Center for Excellence in Life and Paleoenvironment,Beijing 100044;University of the Chinese Academy of Sciences Beijing,100049;Heilongjiang Province Institute of Regional Geology Survey,Harbin 150080)

机构地区:[1]中国科学院脊椎动物演化与人类起源重点实验室,中国科学院古脊椎动物与古人类研究所,北京100044 [2]中国科学院生物演化与环境卓越创新中心,北京100044 [3]中国科学院大学,北京100049 [4]黑龙江省区域地质调查所,哈尔滨150080

出  处:《人类学学报》2022年第3期551-562,共12页Acta Anthropologica Sinica

基  金:国家自然科学基金(42072212);中国科学院先导专项(XDB26000000);黑龙江省国土资源厅项目([2015]680)。

摘  要:真猛犸象(Mammuthus primigenius)和披毛犀(Coelodonta antiquitatis)是北半球高纬度地区晚更新世动物群的主要成员,其消亡的年代和原因一直是国际学术界关注的热点科学问题。本文对黑龙江青冈县英贤村最新出土的5个真猛犸象和5个披毛犀化石进行了AMS^(14)C年代测定,结果均大于4万年,部分化石可能已经超出了目前^(14)C的测定范围。通过整理并对比已公开发表的中国境内两种动物化石的^(14)C年代学数据,本文认为早期常规^(14)C测年方法所获得的年代值需要重新考虑其准确性。埋藏地层与最新的AMS^(14)C测年数据显示,我国真猛犸象化石年代主要集中于MIS3阶段;披毛犀在我国消亡的时间很可能晚于真猛犸象,至少延续到末次冰消期。中国猛犸象-披毛犀动物群化石仍然需要开展更多的年代学研究。The woolly mammoth(Mammuthus Primigenius)and the woolly rhinoceros(Coelodonta antiquitatis)were the dominated members of the late Pleistocene fauna in the high latitude of northern Hemisphere.The age and causes of their extinction are still controversy.In this study,five woolly mammoth and 5 woolly rhinoceros fossils unearthed recently from Yingxiancun,Qinggang County,Heilongjiang Province were dated by AMS^(14)C methods.The dating results were all over 40,000 years,and some fossils may have exceeded the current limit of radiocarbon dating.Based on comparing the published radiocarbon data of two animal fossils in China,we argued that the accuracy of the dating results obtained by the conventional ^(14)C dating method should be reconsidered.The dating results of woolly mammoth fossils were mainly in MIS3,and the woolly rhinoceros survived in China until the last deglacial period.More chronology data of Mammuthus Primigenius and Coelodonta antiquitatis fossils were still needed for the research on the late Pleistocene megafauna extinction in China.

关 键 词:青冈县 MIS3阶段 末次盛冰期 大型哺乳动物灭绝 埋藏地层 

分 类 号:Q915.87[天文地球—古生物学与地层学]

 

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