Cenozoic and Cretaceous echinoids from Trinidad and Venezuela
Charles Wythe Cooke
Bok Engelsk 1961
| Utgitt | Washington : Smithsonian Institution , 1961
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|---|---|
| Omfang | 35 s. : ill.
|
| Opplysninger | At head of title: Charles D. and Mary Vaux Walcott Research Fund.
|
| Emner |
