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| First Page | Document Content | |
|---|---|---|
 Date: 2007-05-21 17:04:56Gorgosaurus Maiasaura Two Medicine Formation Hadrosaurid Origin of birds Herpetology Tyrannosaurs Hadrosaurs Mesozoic |
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| First Page | Document Content | |
|---|---|---|
Date: 2007-05-21 17:04:56Gorgosaurus Maiasaura Two Medicine Formation Hadrosaurid Origin of birds Herpetology Tyrannosaurs Hadrosaurs Mesozoic |
Add to Reading List |
Dinosaurs & Birds Maiasaura peeblesorum sp. Fossil Replica