http://resource.geosciml.org/classifier/ics/ischart/BasePermianSP
label | Stratotype Point Base of Asselian | |||||||
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alt label |
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ratified GSSP | ![]() |
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boundary level | 27m above the Base of Bed 19, Aidaralash Creek | |||||||
comment | Aidaralash Creek, Kazakhstan | |||||||
correlation event | Conodont FAD of isolated-nodular morphotype of Streptognathodus wabaunsensis | |||||||
see also |
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source | Episodes 21/1, p. 11 18, 1998 | |||||||
status | Ratified 1996 | |||||||
type |
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has geometry | Location of Stratotype Point Base of Permian original | |||||||
represents boundary |
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