http://resource.geosciml.org/classifier/ics/ischart/BaseHirnantianSP
label | Stratotype Point Base of Hirnantian | |||||||
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ratified GSSP | ||||||||
boundary level | 0.39m below the Base of the Kuanyinchiao Bed | |||||||
comment | Wangjiawan North section, N of Yichang city, Western Hubei Province, China | |||||||
correlation event | Graptolite FAD Normalograptus extraordinarius | |||||||
see also |
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source | Episodes 29/3, p. 183 196, 2006 | |||||||
status | Ratified 2006 | |||||||
type |
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has geometry | Location of Stratotype Point Base of Hirnantian original |