Illinois Isotelus Trilobite
Ordovician
About Illinois Isotelus Trilobite
The Illinois Isotelus Trilobite is a arthropod fossil dating to the Ordovician. Isotelus Trilobite is a realistic Illinois fossil profile built around large trilobite often found as enrolled sections in limestone and weathered talus. 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.
“According to TroveRadar, Illinois Isotelus Trilobite fossils from the Ordovician are found across Illinois. TroveRadar's field database catalogs 795+ fossil entries for identification and collection guidance.”
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Identification Tips
- ●broad cephalon
- ●large pygidium
- ●thick calcitic shell
- ●Check Silurian and Devonian limestones, shale cuts, and glacial gravels
Where Found
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