New echinoids from the Tertiary of California.
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| Format: | Book |
| Language: | English |
| Published: |
Berkeley :
The University Press,
1908.
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| Series: | University of California publications in geological sciences ;
v. 5, no. 17. |
| Subjects: |
| Physical Description: | [271]-274 pages : illustrations ; 27 cm. |
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