Tinsleya, a new genus of seed-bearing callipterid plants from the Permian of north-central Texas /
| Main Author: | |
|---|---|
| Format: | Government Document Book |
| Language: | English |
| Published: |
Washington :
U.S. Govt. Print. Off,
1966.
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| Series: | Geological Survey professional paper ;
523-E. Geological Survey professional paper. Contributions to paleontology. |
| Subjects: |
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