The 10 Most Expensive Dinosaur Fossil Sales of All Time

10. Allosaurus, $1.78 million

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9. Unknown Dinosaur, $2.3 million

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8. Allosaurus vs Stegosaurus, Fighting Pair, $2.7 million

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7. Allosaurus, $3.46 million

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6. The Diplodocus Three, $5.8 million

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5. Gorgosaurus, $6.1 Million

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4. "Big John," Triceratops, $7.2 million

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3. "Sue," T-Rex, $8.3 million

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2. "Hector," $12.4 million

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1. "Stan," T-Rex, $31.8 million

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