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寒武纪三叶虫Sinoproceratopyge kiangshanensis Lu的卷曲与蜕壳

陈贵英 韩乃仁

桂林工学院学报2009,Vol.29Issue(2):247-251,5.
桂林工学院学报2009,Vol.29Issue(2):247-251,5.

寒武纪三叶虫Sinoproceratopyge kiangshanensis Lu的卷曲与蜕壳

Enrollment and Exuviation of the Cambrian Trilobite Sinoproceratopyge kiangshanensis Lu

陈贵英 1韩乃仁2

作者信息

  • 1. 中国地质大学,武汉,地球科学学院,武汉,430074
  • 2. 桂林理工大学,资源与环境工程系,广西,桂林,541004
  • 折叠

摘要

Abstract

An enrolled meraspid trilobite specimen of Sinoproceratopyge kiangshanensis Lu,collected from the upmost part of Furongian of Cambrian in Jiangshan,Zhejiang Province,is described.It is well preserved except the thoracic segments covered by the cephalon.With the free cheek splitting from the fixed cheek,it is believed that in the process of exuviation,the enrolling was an inevitable movement.With a big cephalon,small pygidium and a few thoracic segments,the Sinoproceratopyge kiangshanensis is considered to be completing on enrollment,probably then a "hemispiral enrollment".The enrollment is similar to that of the trilobites from Upper Cambrian of Missouri in America,but different from that of Stephanocare from Liaoning.

关键词

寒武系/三叶虫/Sinoproceratopyge/卷曲/蜕壳

Key words

Cambrian/trilobite/Sinoproceratopyge/enrollment/exuviation

分类

生物科学

引用本文复制引用

陈贵英,韩乃仁..寒武纪三叶虫Sinoproceratopyge kiangshanensis Lu的卷曲与蜕壳[J].桂林工学院学报,2009,29(2):247-251,5.

基金项目

广西地质工程中心重点实验室开放基金资助项目(桂科能07109011-K006) (桂科能07109011-K006)

桂林工学院学报

OA北大核心CSTPCD

1674-9057

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