Graptolite
Graptolithina
Paleobiology
Paleobiology
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Fossil Tabulate Coral
Halysites catenularia
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Fossil Tree Root
Stigmaria
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Scale Tree
Lepidodendron
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Fossil Tree-like Plant
Sigillaria
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Bot Fly Larva
Lithohypoderma ascardides
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Fossil Seed Fern
Alethopteris
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Ammonite
Nostoceras stantoni
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Fossil Tree Fern
Pecopteris
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Ray-finned Fish
Belonostomus comptoni
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Fossil Sea Cucumber
Achistrum
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Barnacle
Concavus concavus