Late Permian terrestrial vertebrates, U.S.A. and U.S.S.R.
| Autor principal: | |
|---|---|
| Formato: | Libro |
| Lenguaje: | English |
| Publicado: |
Philadelphia
American Philosophical Society
1962.
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| Colección: | Transactions of the American Philosophical Society, new ser.
v. 52, pt. 2 |
| Materias: |