Ryan Somma:
The Burgess Shale
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Smithsonian National Museum of Natural History
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Tyranosaurus Rex
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Life in the Silurian
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Crinoids
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Tremanotus chicagoensis
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Illaenus tauricornis
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Life in the Silurian
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Flexycalymene meeki
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Brachiopods
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Amino Acid
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The Oldest Rocks
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Life in the Ordovician
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Sea pen?
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Life in the Ediacaran Sea
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Stromatolite
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Triceratops
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Life in the ???
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Tyranosaurus Rex
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Trilobyte Growth
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Tyranosaurus Rex
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Trilobyte Growth
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Misc Fossils
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Brachiopod Basics
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Ordovician Period
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Jawless fish
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Jawless fish
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Ichthyodectes anaides