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| Dicranurus hamatus |
| Dicranurus hamatus from the Haragan Formation, Early Devonian, Coal County, Oklahoma. I prepped this attractive trilobite with free-standing occipital horns |
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| Dicranurus hamatus |
| Dicranurus hamatus from the Haragan Formation, Early Devonian, Coal County, Oklahoma. I prepped this attractive trilobite with free-standing occipital horns |