The geology of the Wenlock shales around Builth Wells

Detailed field mapping and palaeontological collecting have revealed a complete sequence of Wenlock graptolite biozones around Builth. Bio-stratigraphical work has greatly improved the correlation with other British and European successions. The <i>flexilis</i> Zone, of wider internation...

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Bibliographic Details
Main Author: Harris, J. H.
Published: University of Cambridge 1987
Subjects:
551
Online Access:http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.233972