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寒武纪及早奥陶世Skolithos管状岩的时空分布

By 房亮, 刘建波 and 詹仁斌

Abstract

Skolithos是显生宙最为常见的遗迹化石之一,在岩层中常以稠密分布的直立管群形式产出,富产该遗迹化石的沉积岩石被称为管状岩。管状岩在寒武纪较为发育,寒武纪之后其地层和地理分布均逐渐减少。寒武纪生命大爆发、中、晚寒武世微生物岩的再繁盛及奥陶纪生物大辐射等重大生物事件,标志着古生代早期后生动物所发生的巨大变化,但对这段时期内管状岩的时空分布尚未进行过细致分析。

Topics: Skolithos, 管状岩, 寒武纪, 早奥陶世
Year: 2009
OAI identifier: oai:localhost:20.500.11897/49520
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