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Country:
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Great Britain 
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Province:
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England,Devonshire 
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Locality:
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South Brentor quarries, 350 yards N of 
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Layer:
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North Brentor Beds | 
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Lower Boundary:
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UD5C--UD6A1: Sphenoclym.brevispina base, 364 million years
 
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Upper Boundary:
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UD6B--UD6C1 Kamptoclym. endogona base, 362.4 million years
 
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Georeference:
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