Trilobites from the lower Champlainian formations of the Appalachian Valley.
Main Author: | |
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Format: | Book |
Language: | English |
Published: |
[New York] :
[Geological Society of America],
1953.
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Series: | Memoir (Geological Society of America) ;
55. |
Subjects: |
Physical Description: | v, 69 pages : illustrations ; 26 cm. |
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Bibliography: | "References cited": 46 |