Stratotype Point Base of Dapingian
http://resource.geosciml.org/classifier/ics/ischart/BaseMiddleOrdovicianSP
| label | Stratotype Point Base of Dapingian | |||||||||
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| ratified GSSP |  |
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| boundary level | 10.57 m above Base of the Dawan Formation | |||||||||
| comment | Huanghuachang Section, NE of Yichang city, Hubei Province, S. China | |||||||||
| correlation event | Conodont FAD of Baltoniodus triangularis | |||||||||
| see also |
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| source |
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| status | Ratified 2007 | |||||||||
| type |
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| has geometry | Location of Stratotype Point Base of Middle Ordovician original | |||||||||
| represents boundary |
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