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Tretaspis seticornis (Hisinger, 1840)
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Products description
Here is a good specimen of a Tretaspis from noth Wales. |
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| Location: | Cynwyd / Corwen , N. Wales | |
Size Trilobite: | about 11 mm long |
Age: | Upper Ordovician, Ashgill, Dolhir Beds (Ca. 449 Mill. Years) |