Fossil plants of the Florissant beds, Colorado.
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Washington
[Carnegie Institution of Washington]
1953.
|
| Cyfres: | Contributions to paleontology (Carnegie Institution of Washington)
Carnegie Institution of Washington publication 599. |
| Pynciau: |