PTEROSAUR FOSSILS FROM THE CRETACEOUS OF CHILE - EVIDENCE FOR PTEROSAUR COLONY ON AN INLAND DESERT PLAIN

被引:25
作者
BELL, CM [1 ]
PADIAN, K [1 ]
机构
[1] UNIV CALIF BERKELEY,MUSEUM PALEONTOL,BERKELEY,CA 94720
关键词
D O I
10.1017/S0016756800011407
中图分类号
P [天文学、地球科学];
学科分类号
07 ;
摘要
A 2-m-thick bed of sandstone and conglomerate in early Cretaceous desert sediments in the Andes of northern Chile contains thousands of scattered pterosaur bones. The bed displays sedimentary features which suggest that it was the product of a single major flood event. It seems possible that a large pterosaur colony was overwhelmed by the waters of an exceptional flood sweeping across a flat alluvial plain.
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页码:31 / 38
页数:8
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