Verified by TroveRadar Field Database
Updated March 2026
795+ Fossil Entries
arthropodPaleozoicUpdated March 2026

Missouri Trilobite

Paleozoic

Missouri Trilobite fossil specimen

About Missouri Trilobite

The Missouri Trilobite is a arthropod fossil dating to the Paleozoic. Trilobite is a realistic Missouri fossil profile built around segmented marine arthropod preserved in shale or limestone from ancient inland seas. In this state, success usually comes from learning Mississippian limestones, chert gravels, and shale roadcuts, then timing runoff, reservoir drawdown, surf cuts, or road work that exposes fresh fossil-bearing rock instead of hunting blindly.

“According to TroveRadar, Missouri Trilobite fossils from the Paleozoic are found across Missouri. TroveRadar's field database catalogs 795+ fossil entries for identification and collection guidance.

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Identification Tips

  • three-lobed body
  • articulated segments
  • calcite shell detail
  • Check Mississippian limestones, chert gravels, and shale roadcuts

Where Found

Missouri

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Iowa Trilobite

Paleozoic

Trilobite is a realistic Iowa fossil profile built around segmented marine arthropod preserved in shale or limestone from ancient inland seas. In this state, success usually comes from learning Silurian and Devonian limestones, shale cuts, and glacial gravels, then timing runoff, reservoir drawdown, surf cuts, or road work that exposes fresh fossil-bearing rock instead of hunting blindly.

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Illinois Trilobite

Paleozoic

Trilobite is a realistic Illinois fossil profile built around segmented marine arthropod preserved in shale or limestone from ancient inland seas. In this state, success usually comes from learning Silurian and Devonian limestones, shale cuts, and glacial gravels, then timing runoff, reservoir drawdown, surf cuts, or road work that exposes fresh fossil-bearing rock instead of hunting blindly.

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Indiana Trilobite

Paleozoic

Trilobite is a realistic Indiana fossil profile built around segmented marine arthropod preserved in shale or limestone from ancient inland seas. In this state, success usually comes from learning Silurian and Devonian limestones, shale cuts, and glacial gravels, then timing runoff, reservoir drawdown, surf cuts, or road work that exposes fresh fossil-bearing rock instead of hunting blindly.

arthropod
Photo coming soon

Ohio Trilobite

Paleozoic

Trilobite is a realistic Ohio fossil profile built around segmented marine arthropod preserved in shale or limestone from ancient inland seas. In this state, success usually comes from learning Silurian and Devonian limestones, shale cuts, and glacial gravels, then timing runoff, reservoir drawdown, surf cuts, or road work that exposes fresh fossil-bearing rock instead of hunting blindly.

arthropod
Photo coming soon

Ohio Trilobite

Paleozoic

Trilobite is a realistic Ohio fossil profile built around segmented marine arthropod preserved in shale or limestone from ancient inland seas. In this state, success usually comes from learning Devonian shales, Mississippian limestones, and glacial gravels, then timing runoff, reservoir drawdown, surf cuts, or road work that exposes fresh fossil-bearing rock instead of hunting blindly.

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Photo coming soon

Pennsylvania Trilobite

Paleozoic

Trilobite is a realistic Pennsylvania fossil profile built around segmented marine arthropod preserved in shale or limestone from ancient inland seas. In this state, success usually comes from learning Devonian shales, Mississippian limestones, and glacial gravels, then timing runoff, reservoir drawdown, surf cuts, or road work that exposes fresh fossil-bearing rock instead of hunting blindly.

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Explore More

How do I identify a Missouri Trilobite fossil?
Missouri Trilobite fossils from the Paleozoic can be identified by: three-lobed body. articulated segments. calcite shell detail. Check Mississippian limestones, chert gravels, and shale roadcuts. They are most commonly found in Missouri.
Where are Missouri Trilobite fossils found?
Missouri Trilobite fossils are found in Missouri. Look in sedimentary rock formations dating to the Paleozoic era. The best collecting is typically found in exposed roadcuts, creek banks, and quarry sites.
How old are Missouri Trilobite fossils?
Missouri Trilobite fossils date to the Paleozoic. They are classified as arthropod fossils in TroveRadar's database, which catalogs 795+ fossil entries across North America.
Is it legal to collect Missouri Trilobite fossils?
Fossil collecting laws vary by state and land ownership. Common invertebrate fossils are generally collectible on some public lands for personal use, but vertebrate fossils and collecting on protected lands may require permits. Always check local regulations before collecting. Use TroveRadar's State Guides for specific rules.