Late Permian terrestrial vertebrates, U.S.A. and U.S.S.R.
| Main Author: | |
|---|---|
| Format: | Book |
| Language: | English |
| Published: |
Philadelphia
American Philosophical Society
1962.
|
| Series: | Transactions of the American Philosophical Society, new ser.
v. 52, pt. 2 |
| Subjects: |