Marine and continental synchronous climatic records:: Towards a revision of the European Mid-Miocene mammalian biochronological framework

被引:11
|
作者
Costeur, Loiec [1 ]
Legendre, Serge [2 ]
Aguilar, Jean-Pierre [4 ]
Lecuyer, Christophe [2 ,3 ]
机构
[1] Univ Nantes, Lab Planetol & Geodynam Nantes, CNRS, UMR 6112, F-44322 Nantes, France
[2] Univ Lyon 1, CNRS, UMR 5125, PEPS, F-69622 Villeurbanne, France
[3] Inst Univ France, F-75005 Paris, France
[4] Univ Montpellier 2, CNRS, UMR 5554, Inst Sci Evolut, F-34095 Montpellier, France
关键词
Europe; Middle Miocene; biochronology; global cooling; palaeoenvironment; marine-continental correlations; mammalian communities;
D O I
10.1016/j.geobios.2007.07.001
中图分类号
Q91 [古生物学];
学科分类号
0709 ; 070903 ;
摘要
The Middle Miocene climatic cooling (MCC) is a global event recorded synchronously in the marine and continental realms by several geo- and bioindicators around 15-13.5 Ma. The temporal distribution of European plants and ectothermic vertebrates indicates a similar response to the MCC around 15-13.5 Ma. According to the existing Correlations of the European mammalian biochronological time scale to the Geomagnetic Polarity Time Scale (GPTS), a cenogram analysis revealed an important reorganisation of the Middle Miocene European terrestrial mammalian faunas that seems to take place later, around 11.5-11 Ma. This discrepancy between the timing of faunal changes can be solved by considering the recent biochronological and m agn etostrati graph i c data leading to reinterpretations of the debated ages of several Middle Miocene localities that need to be placed before the MCC event. (c) 2007 Elsevier Masson SAS. All rights reserved.
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页码:775 / 784
页数:10
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