The skull of Sphenacodon ferocior, and comparisons with other Sphenacodontines : (Reptilia : Pelycosauria) /
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| Format: | Book |
| Language: | English |
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Socorro :
New Mexico Bureau of Mines & Mineral Resources, New Mexico Institute of Mining & Technology,
1985
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| Series: | Circular (New Mexico. Bureau of Mines and Mineral Resources) ;
190 |
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