徐庄阶
中国中寒武统的第二个阶，位于毛庄阶之上，张夏阶之下，以毛庄阶层型剖面延伸的同一剖面为层型剖面。以三叶虫Hsuzhungia hsuzhuangensis的首次出现作为本阶的底界；内部自下而上包括四个三叶虫带：①Hsuzhungia带，②Sunaspis带，③Poriagraulos带，④Bailiella带。
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contributed at 2011-10-11
Classification(s)
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Earth System(in Chinese) Geostratigraphic stratigraphy
Detailed Description
| English |
|---|
| Name | Xuzhuangian(Hsuchuangian)Stage |
| Chinese |
|---|
| Name | 徐庄阶 |
| Description | 中国中寒武统的第二个阶，位于毛庄阶之上，张夏阶之下，以毛庄阶层型剖面延伸的同一剖面为层型剖面。以三叶虫Hsuzhungia hsuzhuangensis的首次出现作为本阶的底界；内部自下而上包括四个三叶虫带：①Hsuzhungia带，②Sunaspis带，③Poriagraulos带，④Bailiella带。 |
How to Cite
NNU_Group (2011). 徐庄阶, Concept & Semantic, OpenGMS,
https://geomodeling.njnu.edu.cn/repository/concept/18288976-f4c7-4cd0-872f-449096a4a795
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