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机构地区:[1]Department of Natural History,Royal Ontario Museum,Canada
出 处:《National Science Review》2022年第7期156-156,共1页国家科学评论(英文版)
摘 要:Our understanding of the Cambrian explosion has relied heavily on a few exceptional fossil deposits preserving soft-bodied animals,the so-called Burgess-Shale-type deposits,or BSTs for short.BSTs are named after the famous Canadian fossil deposit discovered byCharlesWalcott in 1909.Regardless of wherethey come from or their age,all BSTs preserve soft-bodied fossils as carbonaceous remains.The distribution of these sites[1]and the number of taxa recovered at each one vary greatly owing to local biostratinomic controls[2],differences in sampling efforts and community variations over temporal and stratigraphic scales[3,4].
关 键 词:CAMBRIAN STRATIGRAPHIC scales
分 类 号:Q915.2[天文地球—古生物学与地层学]
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