Devonian Fossils
Being on of only three known public fossil collecting sites in the nation (CNN 2003), visitors can easily collect Devonian fossils.
Tips for a enjoyable visit to the Fossil & Prairie Park Preserve
Fossil ID sheet
During the Devonian period, 365 million years ago, Iowa was an ocean.

Most of the fossils found currently at the Fossil & Prairie Park Preserve are from a shallow sea environment and are marine invertebrates.

Commonly found fossils include:

  • Brachiopods
  • Gastropods
  • Horn Corals
  • Colony Corals
  • Crinoids
  • Bryzoans
  • Cephalopods