| 1) | Cooksonia |
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| | A) Why is this plant important in plant evolution? |
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| 2) | Archaeopteris |
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| | A) Why is this organism interesting/important? |
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| 3) | Sphenopteris |
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| | A) What type of plant is this? |
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| 4) | Glossopteris |
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| | A) Why is this plant important to geologists? |
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| 5) | Dunkleosteus |
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| | A) What trophic level did this fish occupy? |
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| 6) | Elpistostege |
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| | A) Why is this fish important in vertebrate evolution? |
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| 7) | Ichthyostega |
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| | A) Did this organism spend more time on land or in the water? What is the evidence for this? |
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| 8) | Hylonomus |
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| | A) Why is this organism important in vertebrate evolution? |
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| 9) | Eurypterus Make sure that you find a full body fossil, not just the head. |
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| | A) Why is this organism important in arthropod evolution? |
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| 10) | Orthotarbus |
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| | A) This organism is related to which group of modern arthropods? |
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