Stratotype Point Base of Aeronian
http://resource.geosciml.org/classifier/ics/ischart/BaseAeronianSP
| ratified GSSP |  |
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| boundary level | within Trefawar Formation | |||||||
| comment | Trefawr Track Section, Wales, UK | |||||||
| correlation event | Graptolite FAD Monograptus austerus Sequens | |||||||
| dc source |
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| see also |
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| status | Ratified 1984 | |||||||
| type |
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| shape | Location of Stratotype Point Base of Aeronian original | |||||||