Cretaceous and cenozoic echinoidea of the Pacific Coast of North America.
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| Format: | Book |
| Language: | English |
| Published: |
Berkeley, CA :
University of California Press,
1920.
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| Series: | University of California publications in geological sciences ;
v. 12, no. 2. |
| Subjects: |
| Physical Description: | [23]-236 pages : illustrations ; 28 cm. |
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| Bibliography: | Bibliography : pages 49-51. |