Country:
|
Great Britain
|
Province:
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England,Yorkshire
|
Locality:
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Bolland, Thrush Gill
|
Layer:
|
E2 |
Lower Boundary:
|
DER E2b--E2c(Cravenocerat.--Nuculoceras), 321 million years
|
Upper Boundary:
|
Arnsbergian--Chokierian [ARN--CHO], 319 million years
|
Georeference:
|
|