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

Kansas Ammonite

Mesozoic

Kansas Ammonite fossil specimen

About Kansas Ammonite

The Kansas Ammonite is a cephalopod fossil dating to the Mesozoic. Ammonite is a realistic Kansas fossil profile built around coiled marine shell with complex sutures from warm Cretaceous seas. In this state, success usually comes from learning chalk beds, badlands mudstones, and river gravels, then timing runoff, reservoir drawdown, surf cuts, or road work that exposes fresh fossil-bearing rock instead of hunting blindly.

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

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Identification Tips

  • planispiral coil
  • suture patterns
  • chambered shell
  • Check chalk beds, badlands mudstones, and river gravels

Where Found

Kansas

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Related Fossils

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North Dakota Ammonite

Mesozoic

Ammonite is a realistic North Dakota fossil profile built around coiled marine shell with complex sutures from warm Cretaceous seas. In this state, success usually comes from learning chalk beds, badlands mudstones, and river 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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South Dakota Ammonite

Mesozoic

Ammonite is a realistic South Dakota fossil profile built around coiled marine shell with complex sutures from warm Cretaceous seas. In this state, success usually comes from learning chalk beds, badlands mudstones, and river 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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Nebraska Ammonite

Mesozoic

Ammonite is a realistic Nebraska fossil profile built around coiled marine shell with complex sutures from warm Cretaceous seas. In this state, success usually comes from learning chalk beds, badlands mudstones, and river gravels, then timing runoff, reservoir drawdown, surf cuts, or road work that exposes fresh fossil-bearing rock instead of hunting blindly.

cephalopod
Photo coming soon

Oklahoma Ammonite

Mesozoic

Ammonite is a realistic Oklahoma fossil profile built around coiled marine shell with complex sutures from warm Cretaceous seas. In this state, success usually comes from learning chalk beds, badlands mudstones, and river gravels, then timing runoff, reservoir drawdown, surf cuts, or road work that exposes fresh fossil-bearing rock instead of hunting blindly.

cephalopod
Photo coming soon

Montana Ammonite

Mesozoic

Ammonite is a realistic Montana fossil profile built around coiled marine shell with complex sutures from warm Cretaceous seas. In this state, success usually comes from learning dinosaur-bearing mudstones, glacial gravels, and marine shales, then timing runoff, reservoir drawdown, surf cuts, or road work that exposes fresh fossil-bearing rock instead of hunting blindly.

cephalopod
Photo coming soon

Idaho Ammonite

Mesozoic

Ammonite is a realistic Idaho fossil profile built around coiled marine shell with complex sutures from warm Cretaceous seas. In this state, success usually comes from learning dinosaur-bearing mudstones, glacial gravels, and marine shales, 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 Kansas Ammonite fossil?
Kansas Ammonite fossils from the Mesozoic can be identified by: planispiral coil. suture patterns. chambered shell. Check chalk beds, badlands mudstones, and river gravels. They are most commonly found in Kansas.
Where are Kansas Ammonite fossils found?
Kansas Ammonite fossils are found in Kansas. Look in sedimentary rock formations dating to the Mesozoic era. The best collecting is typically found in exposed roadcuts, creek banks, and quarry sites.
How old are Kansas Ammonite fossils?
Kansas Ammonite fossils date to the Mesozoic. They are classified as cephalopod fossils in TroveRadar's database, which catalogs 795+ fossil entries across North America.
Is it legal to collect Kansas Ammonite 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.