Country:
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Great Britain
|
Province:
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England,Lancashire
|
Locality:
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Blackburn, Samlesbury Bottom, R.Darwen
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Layer:
|
E2c3 |
Lower Boundary:
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DER E2b--E2c(Cravenocerat.--Nuculoceras), 321 million years
|
Upper Boundary:
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Arnsbergian--Chokierian [ARN--CHO], 319 million years
|
Georeference:
|
|