ISBN: | 0901702579: |
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题名: | Fossils of the upper Ordovician / by David A. T. Harper and Alan W. Owen. |
出版发行项: | London: The Palaeontological Association, 1996. |
载体形态: | p.312: illus. ; 21.5cm. |
丛编说明: | Palaeontological Association field guides to fossils: no. 7 |
书目附注: | Inclucdes bibliographical references and index. |