 Reference Base  List of extinct vertebrata, the remains of which have bee... |
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Leidy, J., 1857. List of extinct vertebrata, the remains of which have been discovered in the region of the Missouri River: with remarks on their Geologic Age. Proceedings of the Academy of Natural Sciences of Philadelphia 9: 89-91
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| Location: |
America |
| Subject: |
Taxonomy |
| Species: |
Fossil |
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