This category is for any website dealing with the fossils or paleontology of Illinois.
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About the Mazon Creek Fossils and Deposits
Information on the abundant fossils found in the Francis Creek Shale, with images of exhibits at the Illinois State Museum.
Illinois State Fossil: Tully Monster
Information on Tullimonstrum gregarium, a soft-bodied animal preserved as outlines and flattened forms in nodules of ironstone from several areas in Illinois.
Last update:January 2, 2007 at 18:00:19 UTC