| Citation | Cope, E.D., 1873. Synopsis of new Vertebrata from the Tertiary of Colorado obtained during the summer of 1873. Extracted from the 7th Annual Report of the U.S. Geological Survey of the Territories. Published separately. Washington: Government Printing Office. 19 p. |
| DOI / ISBN | |
| PDF/Reference URL | https://catalog.hathitrust.org/Record/001995451 |
| Ref. No. | 134243 |
| Language | English |
| Usage | not used yet |
| Comments on the publication | |
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