Taxonomic revision of the Spermatopsida of the Oligocene Creede flora, southern Colorado /
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| Author / Creator: | Wolfe, Jack A., 1936- author. |
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| Imprint: | [Reston, Va.] : U.S. Department of the Interior, U.S. Geological Survey, 1990. [Washington, D.C.] : United States Government Printing Office |
| Description: | 1 online resource (iv, 40 pages, 13 pages of plates) : illustrations. |
| Language: | English |
| Series: | U.S. Geological Survey Bulletin ; 1923 U.S. Geological Survey bulletin ; 1923. |
| Subject: | |
| Format: | E-Resource U.S. Federal Government Document Book |
| URL for this record: | http://pi.lib.uchicago.edu/1001/cat/bib/10912569 |