Trilobite gallery

Learn more about trilobite fossils

Pictures courtesy of Milwaukee Public Museum

Wisconsin Geology

Bedrock geology
Fossils of Wisconsin

Fossil formation in Wisconsin
Learning from fossils
Finding Wisconsin fossils
Trilobite gallery

Trilobites

Stromatolite gallery
Coral gallery
Brachiopod gallery
Bivalve mollusk gallery
Gastropod mollusk gallery
Cephalopod mollusk gallery
Trace fossils gallery
Other fossils gallery

Ice Age geology
Major landscape features
Meteorites
Minerals of Wisconsin
Mining: Frac sand
Mining: Iron

Contact us

3817 Mineral Point Road
Madison, Wisconsin 53705-5100
(608) 262-1705

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Website or accessibility issues: website@wgnhs.wisc.edu

Customer Service

info@wgnhs.wisc.edu
(608) 262-1705

As of January 1, 2020, we are no longer selling printed copies of our maps or publications. However, all of our material is available for free downloads.