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再论华南志留系红层的时代
引用本文:王成源. 再论华南志留系红层的时代[J]. 地层学杂志, 2011, 35(4): 440-447
作者姓名:王成源
作者单位:中国科学院南京地质古生物研究所,江苏南京210008/吉林大学古生物学与地层学研究中心,吉林长春130061
基金项目:国家自然科学基金委员会基金项目(No.40839910)资助
摘    要:牙形刺P.eopennatus带的确立和P.celloni带、P.amorphognathoides带的细分,使华南Llandovery统的划分和对比发生了变化,以往归入P.celloni带的地层,极大多数都要归属到P.eopennatus带,层位变低。依据牙形刺生物地层的分析,溶溪组(下红层)的时代可能为埃隆期晚期,...

关 键 词:生物地层  牙形刺  红层  溶溪组  廻星哨组  关底组  埃隆阶  特列奇阶  卢德福特阶  志留纪  华南

RESTUDY ON THE AGES OF SILURIAN RED BEDS IN SOUTH CHINA
WANG Cheng-yuan. RESTUDY ON THE AGES OF SILURIAN RED BEDS IN SOUTH CHINA[J]. Journal of Stratigraphy, 2011, 35(4): 440-447
Authors:WANG Cheng-yuan
Affiliation:WANG Cheng-yuan Nanjing Institute of Geology and Palaeontology,Chinese Academy of Sciences,Nanjing 210008;Research Center of Palaeontology and Stratigraphy of Jilin University,Changchun 130061
Abstract:In recent years,Telychian conodont zonation and biostratigraphy have been greatly changed.Majority strata assigned to Pterospathodus celloni Zone previously have to re-assign to P.eopennatus Zone.New data have provided reliable evidences for dating the ages of Silurian red beds in the Yangtze Platform.The age of the Rongxi Formation(Lower Red Bed) could be late Aeronian,the lower and upper boundaries of the Huixingshao Formation(Upper Red Bed) are diachronous,with the range from late P.eopennatus Zone to P.amorphognathoides Zone;the Guandi and Chejiaba formations(Third Red beds) mainly occurred in Ozarkodina snajdri Zone to early O.crispa Zone,namely late Ludfordian of Ludlow.There are no Wenlock and early Ludlow(Gorstian) marine deposits in the Yangtze Platform.
Keywords:conodonts  Red beds  Rongxi Formation  Huixingshao Formation  Guandi Formation  Aeronian  Telychian  Ludfordian  Silurian  South China
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