New evidence of the lower miocene age of the Blacktail Deer Creek formation in Montana. - Ann Arbor, MI.
| 1. Verfasser: |
Hibbard, Claude W.
|
|---|---|
| Ort/Verlag/Jahr: |
1950.
|
| Schlagworte: | |
| Enthalten in: |
Contributions from the Museum of Paleontology ; 8.1950, no. 7, S. 193-204 : 3 Ill. ; 1 Kt. |
