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- Received 1983
- Published 1985.
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© 1985 The Geological Society. Authorization to photocopy items for internal or personal use, or the internal or personal use of specific clients, is granted by The Geological Society for libraries and other users registered with the Copyright Clearance Center (CCC) Transactional Reporting Service, provided that a base fee of $02.00 per copy is paid directly to CCC, 21 Congress Street, Salem, MA 01970, USA.
Author Information
- W. S. McKerrow,
- R. St. J. Lambert and
- L. R. M. Cocks
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The Ordovician, Silurian and Devonian periods
