Conodont evolution and biostratigraphy of the Upper Cambrian and lowest Ordovician /
| Main Author: | |
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| Format: | Thesis Book |
| Language: | English |
| Published: |
[Place of publication not identified] :
[publisher not identified] ;
1971.
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| Subjects: |
| Item Description: | Photocopy of typescript. Ann Arbor, Mich. : University Microfilms International, 1980. |
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| Physical Description: | xi, 137 leaves : illustrations ; 21 cm. |
| Bibliography: | Bibliography: leaves 116-121. |