Stratotype Point Base of Tortonian
http://resource.geosciml.org/classifier/ics/ischart/BaseTortonianSP
| label | Stratotype Point Base of Tortonian | |||||||
|---|---|---|---|---|---|---|---|---|
| ratified GSSP |  |
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| boundary level | mid-point of sapropel layer of basic cycle number 76 | |||||||
| comment | Monte dei Corvi Beach, near Ancona, Italy | |||||||
| correlation event | Calcareous nannofossil last common occurrence of Discoaster kugleri | |||||||
| see also |
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| source | Episodes 28/1, p. 6 17, 2005 | |||||||
| status | Ratified 2003 | |||||||
| type |
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| has geometry | Location of Stratotype Point Base of Tortonian original | |||||||
| represents boundary |
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