Science: v.1-v.219Moses King, 1967 |
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Стр. 1083
... faunal boundary are closely correlated , confirming that the faunal extinction was locally virtually synchronous . Although the reason for the faunal extinction is unknown , the possibility of causal relationships between faunal ...
... faunal boundary are closely correlated , confirming that the faunal extinction was locally virtually synchronous . Although the reason for the faunal extinction is unknown , the possibility of causal relationships between faunal ...
Стр. 1085
... faunal boundary is detected by Hays ; in core E11-14 the faunal boundary is again absent , and in addi- tion the magnetic data in this core are inconclusive because the long normal polarity sequence at the base severely weakens the ...
... faunal boundary is detected by Hays ; in core E11-14 the faunal boundary is again absent , and in addi- tion the magnetic data in this core are inconclusive because the long normal polarity sequence at the base severely weakens the ...
Стр. 1086
... faunal boundary . There is ap- parently no relation between sediment type and the faunal extinction ho- rizon . Χ Our data show some evidence , how- ever meager , that the magnetic polarity change occurs slightly later than the faunal ...
... faunal boundary . There is ap- parently no relation between sediment type and the faunal extinction ho- rizon . Χ Our data show some evidence , how- ever meager , that the magnetic polarity change occurs slightly later than the faunal ...
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